Boulder County · DORA · checked Nov 5, 2026
Plumbers in Boulder County
490 active licenses with an address of record in Boulder County: 246 Plumbing Apprentice, 108 Master Plumber, 75 Plumbing Contractor and more. Claimed listings first, then A–Z.
- Active licenses
- 490
- Plumbing Apprentice
- 246
- Master Plumber
- 108
- Checked
- Nov 5, 2026
All plumbers in Boulder County · page 1 of 2
490 listings · showing A–M
Plumbing Contractor · NiwotA-1 Plumbing & Heating Co, Inc.Lic. #PC-528Since 2008Active · checked Nov 5, 2026Journeyworker Plumber · LongmontAaron StewardLic. #JP-600528Since 2017Active · checked Nov 5, 2026Journeyworker Plumber · LongmontAbraham KeoLic. #JP-3001041Since 2022Active · checked Nov 5, 2026Master Plumber · LongmontAdam FahringLic. #MP-190157Since 2012Active · checked Nov 5, 2026Master Plumber · LongmontAdam J. RinkLic. #MP-3000877Since 2021Active · checked Nov 5, 2026Journeyworker Plumber · LongmontAdam James WeberLic. #JP-3000517Since 2020Active · checked Nov 5, 2026Plumbing Apprentice · LafayetteAdrian Ocampo PeraltaLic. #AP-42286Since 2019Active · checked Nov 5, 2026Residential Plumber · LafayetteAdrian Ocampo PeraltaLic. #RP-3000848Since 2026Active · checked Nov 5, 2026Plumbing Apprentice · LongmontAgustin Guillen ReynaLic. #AP-48009Since 2023Active · checked Nov 5, 2026Plumbing Apprentice · LongmontAlan HoughalatingLic. #AP-6226Since 1995Active · checked Nov 5, 2026Plumbing Apprentice · LongmontAlan S JordanLic. #AP-24270Since 2010Active · checked Nov 5, 2026Plumbing Apprentice · LongmontAlex K LepenskeLic. #AP-45704Since 2022Active · checked Nov 5, 2026Plumbing Apprentice · LongmontAlexander C CummingsLic. #AP-33580Since 2012Active · checked Nov 5, 2026Plumbing Apprentice · NiwotAlexander James FraryLic. #AP-44518Since 2021Active · checked Nov 5, 2026Master Plumber · LongmontAlexandros Leite GeorgopoulosLic. #MP-3000975Since 2022Active · checked Nov 5, 2026Plumbing Apprentice · LongmontAlexis JuarezLic. #AP-39608Since 2018Active · checked Nov 5, 2026Plumbing Apprentice · LongmontAlfonso NietoLic. #AP-2663Since 1992Active · checked Nov 5, 2026Plumbing Apprentice · LafayetteAlfred Carlos RomeroLic. #AP-10644Since 1998Active · checked Nov 5, 2026Plumbing Apprentice · LongmontAllen Nicholas HolmesLic. #AP-47427Since 2023Active · checked Nov 5, 2026Master Plumber · LongmontAndrew Duncan RiceLic. #MP-600622Since 2017Active · checked Nov 5, 2026Journeyworker Plumber · LongmontAndrew J PanepentoLic. #JP-287256Since 2001Active · checked Nov 5, 2026Master Plumber · LafayetteAndrew James DaviesLic. #MP-180501Since 1997Active · checked Nov 5, 2026Plumbing Apprentice · BoulderAndrew Jason KellerLic. #AP-45454Since 2022Active · checked Nov 5, 2026Plumbing Apprentice · LongmontAnthony J GiffordLic. #AP-21284Since 2006Active · checked Nov 5, 2026Master Plumber · BoulderAnthony L BrownLic. #MP-178816Since 1984Active · checked Nov 5, 2026Master Plumber · LongmontAntonio Lopez GuzmanLic. #MP-600733Since 2018Active · checked Nov 5, 2026Plumbing Apprentice · LongmontAntonio Lopez GuzmanLic. #AP-20980Since 2004Active · checked Nov 5, 2026Master Plumber · LongmontAntony Erik MyersLic. #MP-3000353Since 2019Active · checked Nov 5, 2026Plumbing Contractor · LongmontApt Plumbing and HeatingLic. #PC-3342Since 2015Active · checked Nov 5, 2026Plumbing Contractor · BoulderAquaMech LLCLic. #PC-5343Since 2025Active · checked Nov 5, 2026Plumbing Contractor · LafayetteAround The Clog, LLCLic. #PC-4414Since 2021Active · checked Nov 5, 2026Plumbing Apprentice · LongmontArturo Emiliano SarmientoLic. #AP-48473Since 2023Active · checked Nov 5, 2026Plumbing Contractor · BoulderAspen Meadows PlumbingLic. #PC-4335Since 2021Active · checked Nov 5, 2026Plumbing Apprentice · LyonsAustin CumminsLic. #AP-50953Since 2025Active · checked Nov 5, 2026Residential Plumber · BoulderBasil James ElkinsLic. #RP-3000905Since 2026Active · checked Nov 5, 2026Plumbing Apprentice · BoulderBasil James ElkinsLic. #AP-49139Since 2024Active · checked Nov 5, 2026Plumbing Apprentice · LongmontBasil SumlyLic. #AP-9407Since 1998Active · checked Nov 5, 2026Plumbing Apprentice · LongmontBenjamin B HoustonLic. #AP-14776Since 2000Active · checked Nov 5, 2026Plumbing Apprentice · LongmontBenjamin Hubert ParsonsLic. #AP-50726Since 2025Active · checked Nov 5, 2026Plumbing Apprentice · BoulderBenjamin Max EbertLic. #AP-37948Since 2016Active · checked Nov 5, 2026Journeyworker Plumber · BoulderBenjamin Max EbertLic. #JP-3001130Since 2022Active · checked Nov 5, 2026Master Plumber · LongmontBenjamin TanisLic. #MP-600110Since 2013Active · checked Nov 5, 2026Plumbing Contractor · BoulderBernie's Plumbing and Heating, Co.Lic. #PC-1061Since 2008Active · checked Nov 5, 2026Plumbing Apprentice · BoulderBill GibsonLic. #AP-7823Since 1996Active · checked Nov 5, 2026Plumbing Apprentice · Ft CollinsBill MccullyLic. #AP-13189Since 2000Active · checked Nov 5, 2026Journeyworker Plumber · LyonsBilly BristolLic. #JP-600398Since 2016Active · checked Nov 5, 2026Residential Plumber · LongmontBlake E WirthLic. #RP-3000654Since 2024Active · checked Nov 5, 2026Journeyworker Plumber · LongmontBlake E WirthLic. #JP-3002255Since 2026Active · checked Nov 5, 2026Plumbing Contractor · BoulderBlue Steel LLCLic. #PC-3533Since 2016Active · checked Nov 5, 2026Plumbing Contractor · LongmontBoss Rooter Co LLCLic. #PC-4629Since 2022Active · checked Nov 5, 2026Plumbing Contractor · BoulderBoulder Valley School District / MaintenanceLic. #PC-1556Since 2008Active · checked Nov 5, 2026Master Plumber · BoulderBradley J HansonLic. #MP-3001396Since 2023Active · checked Nov 5, 2026Plumbing Contractor · BoulderBradshaw Plumbing and Heating LLCLic. #PC-3368Since 2015Active · checked Nov 5, 2026Plumbing Apprentice · LongmontBrandon P MauckLic. #AP-23781Since 2008Active · checked Nov 5, 2026Master Plumber · LongmontBrandon Robert BishopLic. #MP-3002181Since 2025Active · checked Nov 5, 2026Plumbing Apprentice · BoulderBrent CattLic. #AP-3810Since 1993Active · checked Nov 5, 2026Journeyworker Plumber · LongmontBrian Andrew DavisLic. #JP-3001400Since 2023Active · checked Nov 5, 2026Master Plumber · LongmontBrian E WirthLic. #MP-188526Since 2004Active · checked Nov 5, 2026Master Plumber · NiwotBrian Edward ArtzerLic. #MP-178526Since 1982Active · checked Nov 5, 2026Plumbing Apprentice · LyonsBrian EggerlingLic. #AP-10747Since 1998Active · checked Nov 5, 2026Plumbing Apprentice · LongmontBrian Jason DidierLic. #AP-47183Since 2023Active · checked Nov 5, 2026Master Plumber · LafayetteBrian Manning JrLic. #MP-188571Since 2004Active · checked Nov 5, 2026Master Plumber · LouisvilleBrian SmudzLic. #MP-3001156Since 2022Active · checked Nov 5, 2026Plumbing Apprentice · BoulderBrian T HawkinsLic. #AP-12422Since 1999Active · checked Nov 5, 2026Plumbing Apprentice · LongmontBruce Andrew JohnsonLic. #AP-22876Since 2002Active · checked Nov 5, 2026Master Plumber · LongmontBruce M HodakLic. #MP-187639Since 2002Active · checked Nov 5, 2026Plumbing Contractor · LongmontC4 Construction ServicesLic. #PC-4737Since 2022Active · checked Nov 5, 2026Plumbing Apprentice · LouisvilleCaleb Ralph Joseph Koff ILic. #AP-50752Since 2025Active · checked Nov 5, 2026Journeyworker Plumber · LongmontCameron WeitzelLic. #JP-3002108Since 2025Active · checked Nov 5, 2026Plumbing Apprentice · LongmontCarlos David Lopez GonzalezLic. #AP-49847Since 2024Active · checked Nov 5, 2026Master Plumber · BoulderCasey Joseph McCarthyLic. #MP-3002503Since 2026Active · checked Nov 5, 2026Master Plumber · LongmontCasey Lucas WilliamsLic. #MP-600048Since 2013Active · checked Nov 5, 2026Journeyworker Plumber · LongmontCasey Lucas WilliamsLic. #JP-289142Since 2006Active · checked Nov 5, 2026Plumbing Apprentice · LongmontCassey MayhleLic. #AP-51814Since 2025Active · checked Nov 5, 2026Plumbing Contractor · BoulderCentennial Plumbing and Heating Inc.Lic. #PC-966Since 2008Active · checked Nov 5, 2026Plumbing Apprentice · LyonsChad E FicekLic. #AP-4225Since 1994Active · checked Nov 5, 2026Journeyworker Plumber · LongmontCharles Matthew BlissLic. #JP-3002410Since 2026Active · checked Nov 5, 2026Plumbing Apprentice · LafayetteCharles P. CoxLic. #AP-19106Since 2004Active · checked Nov 5, 2026Plumbing Apprentice · LongmontCharles W AldersonLic. #AP-4689Since 1994Active · checked Nov 5, 2026Plumbing Apprentice · LongmontCharles W CookLic. #AP-22231Since 2007Active · checked Nov 5, 2026Plumbing Apprentice · LafayetteChino CaekaertLic. #AP-6403Since 1995Active · checked Nov 5, 2026Master Plumber · LongmontChris Charles BuschLic. #MP-178799Since 1984Active · checked Nov 5, 2026Plumbing Apprentice · LouisvilleChris R WadeLic. #AP-51287Since 2025Active · checked Nov 5, 2026Plumbing Apprentice · LongmontChris Von AtzingenLic. #AP-3821Since 1993Active · checked Nov 5, 2026Plumbing Apprentice · LongmontChristian JuarezLic. #AP-39609Since 2018Active · checked Nov 5, 2026Plumbing Apprentice · LongmontChristopher O'DonnellLic. #AP-16789Since 2000Active · checked Nov 5, 2026Master Plumber · LafayetteChristopher William JordanLic. #MP-3000652Since 2020Active · checked Nov 5, 2026Master Plumber · LongmontClayton R FiggLic. #MP-3001119Since 2022Active · checked Nov 5, 2026Plumbing Contractor · LongmontClear Wings Ltd., Dba Pipeline Solutions LPLic. #PC-2770Since 2011Active · checked Nov 5, 2026Plumbing Contractor · BoulderClearwater Plumbing & HydronicsLic. #PC-1560Since 2008Active · checked Nov 5, 2026Plumbing Apprentice · LafayetteColin D TaylorLic. #AP-4292Since 1994Active · checked Nov 5, 2026Plumbing Apprentice · LongmontCollie PetersonLic. #AP-24541Since 2010Active · checked Nov 5, 2026Plumbing Contractor · LongmontColorado Peaks Plumbing LLCLic. #PC-5381Since 2025Active · checked Nov 5, 2026Plumbing Apprentice · BoulderColter R FurrowLic. #AP-41699Since 2019Active · checked Nov 5, 2026Plumbing Apprentice · LongmontConnor Duffy RuddLic. #AP-46970Since 2023Active · checked Nov 5, 2026Plumbing Apprentice · BoulderConnor John LullLic. #AP-49092Since 2024Active · checked Nov 5, 2026Residential Plumber · BoulderConnor John LullLic. #RP-3000796Since 2025Active · checked Nov 5, 2026Master Plumber · LouisvilleCorey Mina ValentineLic. #MP-3000846Since 2021Active · checked Nov 5, 2026Plumbing Apprentice · LongmontDaisy Rae CohnLic. #AP-51083Since 2025Active · checked Nov 5, 2026Plumbing Apprentice · BoulderDale J LippLic. #AP-1833Since 1989Active · checked Nov 5, 2026Plumbing Apprentice · LyonsDan WrayLic. #AP-6281Since 1995Active · checked Nov 5, 2026Plumbing Apprentice · LongmontDaniel Andrew SecristLic. #AP-42527Since 2019Active · checked Nov 5, 2026Plumbing Apprentice · LongmontDaniel John Shea IiLic. #AP-53683Since 2026Active · checked Nov 5, 2026Plumbing Apprentice · LafayetteDaniel Salvador Bender-VigilLic. #AP-10403Since 1998Active · checked Nov 5, 2026Master Plumber · BoulderDanny W YoungLic. #MP-189147Since 2006Active · checked Nov 5, 2026Master Plumber · LongmontDarrell B CourtemancheLic. #MP-178388Since 1981Active · checked Nov 5, 2026Master Plumber · LongmontDarren Johnlee CoxLic. #MP-3000916Since 2021Active · checked Nov 5, 2026Plumbing Contractor · BoulderDaryl Oshiro Plumbing and HeatingLic. #PC-1767Since 2008Active · checked Nov 5, 2026Residential Plumber · LongmontDavid Anthony MartinezLic. #RP-3000216Since 2021Active · checked Nov 5, 2026Master Plumber · BoulderDavid B NelsonLic. #MP-179559Since 1989Active · checked Nov 5, 2026Plumbing Apprentice · LongmontDavid BingamanLic. #AP-8746Since 1997Active · checked Nov 5, 2026Plumbing Apprentice · LafayetteDavid Frank Garcia JrLic. #AP-53334Since 2026Active · checked Nov 5, 2026Journeyworker Plumber · LongmontDavid K PohlyLic. #JP-281313Since 1995Active · checked Nov 5, 2026Plumbing Apprentice · LafayetteDavid L ZabawaLic. #AP-2637Since 1992Active · checked Nov 5, 2026Plumbing Apprentice · LongmontDavid Michael LangefeldLic. #AP-2307Since 1991Active · checked Nov 5, 2026Plumbing Apprentice · LongmontDavid OroczoLic. #AP-21092Since 2006Active · checked Nov 5, 2026Master Plumber · LongmontDavid R NelsonLic. #MP-3001657Since 2024Active · checked Nov 5, 2026Master Plumber · LongmontDavid Thomas FinnLic. #MP-189471Since 2007Active · checked Nov 5, 2026Plumbing Apprentice · LongmontDavid W HoneycuttLic. #AP-6170Since 1995Active · checked Nov 5, 2026Master Plumber · BoulderDavis Arthur AllenLic. #MP-179983Since 1994Active · checked Nov 5, 2026Plumbing Contractor · LongmontDaylight Plumbing IncLic. #PC-5094Since 2024Active · checked Nov 5, 2026Plumbing Contractor · LouisvilleDesign Mechanical IncorporatedLic. #PC-1531Since 2008Active · checked Nov 5, 2026Plumbing Apprentice · LafayetteDevin CrawfordLic. #AP-13840Since 2000Active · checked Nov 5, 2026Plumbing Apprentice · LongmontDon L DavisLic. #AP-4335Since 1994Active · checked Nov 5, 2026Plumbing Apprentice · LongmontDonovan Matthew BosleyLic. #AP-52954Since 2026Active · checked Nov 5, 2026Plumbing Apprentice · BoulderDouglas Edward KleinLic. #AP-46019Since 2022Active · checked Nov 5, 2026Master Plumber · LafayetteDouglas Kirk BriggsLic. #MP-3000717Since 2021Active · checked Nov 5, 2026Master Plumber · BoulderDouglas N VojtaLic. #MP-178323Since 1980Active · checked Nov 5, 2026Plumbing Apprentice · LafayetteDuane E EwingLic. #AP-3068Since 1991Active · checked Nov 5, 2026Plumbing Contractor · LongmontDusza Plumbing and HeatingLic. #PC-3912Since 2018Active · checked Nov 5, 2026Plumbing Apprentice · LongmontDyllon WrightLic. #AP-46347Since 2022Active · checked Nov 5, 2026Plumbing Contractor · BoulderE Plumbus Unum, LLCLic. #PC-2890Since 2011Active · checked Nov 5, 2026Master Plumber · BoulderEd McmillanLic. #MP-178887Since 1984Active · checked Nov 5, 2026Master Plumber · LafayetteEdward Clement FreemanLic. #MP-185317Since 1998Active · checked Nov 5, 2026Plumbing Apprentice · LouisvilleEdward M LissyLic. #AP-7087Since 1996Active · checked Nov 5, 2026Master Plumber · BoulderEli J GessnerLic. #MP-187634Since 2002Active · checked Nov 5, 2026Master Plumber · LongmontEric John KurelloLic. #MP-3001448Since 2023Active · checked Nov 5, 2026Plumbing Apprentice · LouisvilleEric Vincent HolmquistLic. #AP-45998Since 2022Active · checked Nov 5, 2026Plumbing Apprentice · LongmontErik O SilvaLic. #AP-42099Since 2019Active · checked Nov 5, 2026Master Plumber · BoulderErnst G VojtaLic. #MP-3001028Since 2022Active · checked Nov 5, 2026Plumbing Apprentice · LongmontEugene L JacksonLic. #AP-6602Since 1995Active · checked Nov 5, 2026Plumbing Apprentice · LongmontEvan Jon LeBlancLic. #AP-46233Since 2022Active · checked Nov 5, 2026Residential Plumber · LongmontEvan Jon LeBlancLic. #RP-3000605Since 2024Active · checked Nov 5, 2026Plumbing Apprentice · Grand JunctionEvan StevensLic. #AP-12509Since 1999Active · checked Nov 5, 2026Journeyworker Plumber · LongmontEvan Thomas VandervlietLic. #JP-3001225Since 2022Active · checked Nov 5, 2026Plumbing Apprentice · BoulderEverett Jeffrey BryantLic. #AP-52930Since 2026Active · checked Nov 5, 2026Plumbing Contractor · LongmontFamily Plumbing and Heating LLCLic. #PC-2749Since 2010Active · checked Nov 5, 2026Plumbing Apprentice · LongmontFelix MontesLic. #AP-20977Since 2001Active · checked Nov 5, 2026Plumbing Contractor · LouisvilleFerguson's Family Plumbing and Drain LLCLic. #PC-5460Since 2025Active · checked Nov 5, 2026Plumbing Apprentice · LafayetteFernando LandaverdeLic. #AP-51625Since 2025Active · checked Nov 5, 2026Master Plumber · LongmontFernando MohedanoLic. #MP-189003Since 2005Active · checked Nov 5, 2026Plumbing Contractor · LongmontFinn Plumbing and HeatingLic. #PC-2474Since 2009Active · checked Nov 5, 2026Plumbing Apprentice · LouisvilleFrank A RipleyLic. #AP-6218Since 1995Active · checked Nov 5, 2026Journeyworker Plumber · NederlandFrank GomezLic. #JP-281567Since 1996Active · checked Nov 5, 2026Plumbing Apprentice · LouisvilleFrank N BombardieriLic. #AP-13247Since 2000Active · checked Nov 5, 2026Master Plumber · LongmontFranklin A CopelandLic. #MP-179642Since 1990Active · checked Nov 5, 2026Plumbing Apprentice · LongmontFred KueffnerLic. #AP-11498Since 1999Active · checked Nov 5, 2026Plumbing Contractor · LafayetteFreeman Plumbing and Heating IncLic. #PC-2242Since 2008Active · checked Nov 5, 2026Plumbing Contractor · BoulderFX Plumbing LLCLic. #PC-5196Since 2024Active · checked Nov 5, 2026Plumbing Apprentice · LongmontGabriel M. GrimaldoLic. #AP-18631Since 2004Active · checked Nov 5, 2026Master Plumber · LongmontGalen J MillerLic. #MP-3000238Since 2019Active · checked Nov 5, 2026Plumbing Apprentice · BoulderGarrett Charles HeichemerLic. #AP-51436Since 2025Active · checked Nov 5, 2026Plumbing Apprentice · NiwotGary HymesLic. #AP-2259Since 1990Active · checked Nov 5, 2026Plumbing Apprentice · LongmontGavin RenzelmanLic. #AP-46701Since 2022Active · checked Nov 5, 2026Plumbing Apprentice · LongmontGeoff FeiginLic. #AP-6740Since 1995Active · checked Nov 5, 2026Plumbing Apprentice · LongmontGeorge EllisLic. #AP-4168Since 1994Active · checked Nov 5, 2026Plumbing Apprentice · LongmontGerald Jay HornbyLic. #AP-2140Since 1991Active · checked Nov 5, 2026Plumbing Apprentice · LongmontGerardo ValdezLic. #AP-20978Since 2005Active · checked Nov 5, 2026Plumbing Contractor · BoulderGessner Plumbing & Mechanical, Inc.Lic. #PC-2329Since 2008Active · checked Nov 5, 2026Journeyworker Plumber · LongmontGonzalo Manriquez MartinezLic. #JP-3001908Since 2024Active · checked Nov 5, 2026Plumbing Apprentice · BoulderGordon L RothLic. #AP-51326Since 2025Active · checked Nov 5, 2026Master Plumber · LongmontGraham DavisLic. #MP-600646Since 2017Active · checked Nov 5, 2026Plumbing Apprentice · BoulderGreg TibbetsLic. #AP-15590Since 2001Active · checked Nov 5, 2026Plumbing Apprentice · NiwotGregory J. Hoag IiLic. #AP-21244Since 2006Active · checked Nov 5, 2026Master Plumber · LongmontGregory James ChaddicLic. #MP-3002204Since 2025Active · checked Nov 5, 2026Plumbing Contractor · LafayetteH&m Mechanical LLCLic. #PC-5683Since 2026Active · checked Nov 5, 2026Plumbing Apprentice · BoulderHarrison M Mayall-WeilandLic. #AP-52215Since 2025Active · checked Nov 5, 2026Plumbing Apprentice · LongmontHarrys Junior GarciaLic. #AP-49860Since 2024Active · checked Nov 5, 2026Plumbing Contractor · LongmontHomerun PlumbingLic. #PC-4184Since 2020Active · checked Nov 5, 2026Plumbing Contractor · LouisvilleHudson Business Enterprises LLCLic. #PC-1460Since 2008Active · checked Nov 5, 2026Plumbing Apprentice · LongmontHumberto OrozcoLic. #AP-20814Since 2006Active · checked Nov 5, 2026Plumbing Contractor · AllensparkIronclad Mountain PlumbingLic. #PC-4720Since 2022Active · checked Nov 5, 2026Master Plumber · LongmontIsaiah Jeffrey CordovaLic. #MP-3001952Since 2025Active · checked Nov 5, 2026Journeyworker Plumber · LongmontIsmael Weli FarahLic. #JP-3002044Since 2025Active · checked Nov 5, 2026Master Plumber · LongmontIsrael Rudy AsebedoLic. #MP-3001067Since 2022Active · checked Nov 5, 2026Journeyworker Plumber · LongmontJace Robert WicksLic. #JP-3000704Since 2021Active · checked Nov 5, 2026Plumbing Apprentice · BoulderJack C LemperLic. #AP-43752Since 2020Active · checked Nov 5, 2026Master Plumber · SuperiorJack C WarnerLic. #MP-3001131Since 2022Active · checked Nov 5, 2026Plumbing Apprentice · LafayetteJack W LynnLic. #AP-1805Since 1989Active · checked Nov 5, 2026Plumbing Apprentice · LouisvilleJackson Michael GrahamLic. #AP-53344Since 2026Active · checked Nov 5, 2026Master Plumber · LongmontJacob K SpencerLic. #MP-190158Since 2013Active · checked Nov 5, 2026Plumbing Apprentice · LongmontJacob Vincent NeebLic. #AP-39615Since 2018Active · checked Nov 5, 2026Master Plumber · LafayetteJake B TougasLic. #MP-3002024Since 2025Active · checked Nov 5, 2026Plumbing Apprentice · LouisvilleJake W GendreauLic. #AP-3573Since 1993Active · checked Nov 5, 2026Plumbing Apprentice · LongmontJames E Johnston JrLic. #AP-4336Since 1994Active · checked Nov 5, 2026Master Plumber · BoulderJames G KiserLic. #MP-3000931Since 2021Active · checked Nov 5, 2026Master Plumber · LouisvilleJames Henry JohnsonLic. #MP-179587Since 1989Active · checked Nov 5, 2026Plumbing Apprentice · LongmontJames Jay PingLic. #AP-12355Since 1999Active · checked Nov 5, 2026Plumbing Apprentice · LongmontJames LambertLic. #AP-14079Since 2000Active · checked Nov 5, 2026Plumbing Apprentice · BoulderJames Q PerkinsLic. #AP-6216Since 1995Active · checked Nov 5, 2026Plumbing Apprentice · LongmontJames Scott FuegosLic. #AP-49327Since 2024Active · checked Nov 5, 2026Plumbing Apprentice · LongmontJames W PolokLic. #AP-4337Since 1994Active · checked Nov 5, 2026Plumbing Apprentice · LongmontJamie Raye PileLic. #AP-50331Since 2024Active · checked Nov 5, 2026Residential Plumber · LongmontJamie Raye PileLic. #RP-3000907Since 2026Active · checked Nov 5, 2026Plumbing Apprentice · BoulderJason A GadboisLic. #AP-16774Since 2002Active · checked Nov 5, 2026Plumbing Apprentice · BoulderJason C CoughlinLic. #AP-15742Since 2001Active · checked Nov 5, 2026Plumbing Apprentice · LongmontJason HattonLic. #AP-4656Since 1994Active · checked Nov 5, 2026Plumbing Apprentice · LongmontJason VidmarLic. #AP-4428Since 1994Active · checked Nov 5, 2026Master Plumber · LyonsJay Sam SchwabLic. #MP-178745Since 1983Active · checked Nov 5, 2026Master Plumber · LyonsJed H MccueLic. #MP-188881Since 2005Active · checked Nov 5, 2026Plumbing Apprentice · BoulderJeremy Allen PalmerLic. #AP-51838Since 2025Active · checked Nov 5, 2026Journeyworker Plumber · LouisvilleJerry F Oglesbee JrLic. #JP-281149Since 1994Active · checked Nov 5, 2026Master Plumber · LafayetteJesse D BeardLic. #MP-3002081Since 2025Active · checked Nov 5, 2026Plumbing Apprentice · LongmontJesse D SchurmanLic. #AP-45686Since 2022Active · checked Nov 5, 2026Master Plumber · LongmontJesus DavilaLic. #MP-3001511Since 2023Active · checked Nov 5, 2026Plumbing Apprentice · LongmontJesus Santiago GarciaLic. #AP-52269Since 2025Active · checked Nov 5, 2026Plumbing Apprentice · NiwotJim EastmanLic. #AP-6385Since 1995Active · checked Nov 5, 2026Plumbing Apprentice · LongmontJoel Morgan Ten EyckLic. #AP-19232Since 2005Active · checked Nov 5, 2026Plumbing Apprentice · LafayetteJohn BeckLic. #AP-49053Since 2024Active · checked Nov 5, 2026Residential Plumber · LongmontJohn De MartiniLic. #RP-600031Since 2014Active · checked Nov 5, 2026Plumbing Apprentice · BoulderJohn EmanoLic. #AP-17400Since 2001Active · checked Nov 5, 2026Journeyworker Plumber · LongmontJohn Eric HeinLic. #JP-600095Since 2013Active · checked Nov 5, 2026Journeyworker Plumber · BoulderJohn H GoodeLic. #JP-3002152Since 2025Active · checked Nov 5, 2026Plumbing Apprentice · BoulderJohn H GoodeLic. #AP-41713Since 2019Active · checked Nov 5, 2026Plumbing Apprentice · LongmontJohn Justin NewsomeLic. #AP-37459Since 2016Active · checked Nov 5, 2026Plumbing Apprentice · BoulderJohn P DillieLic. #AP-1946Since 1990Active · checked Nov 5, 2026Plumbing Apprentice · BoulderJohn P HeeleyLic. #AP-4809Since 1994Active · checked Nov 5, 2026Plumbing Apprentice · BoulderJohn R RidillaLic. #AP-4172Since 1994Active · checked Nov 5, 2026Master Plumber · LongmontJohn Ralph GleasonLic. #MP-3000016Since 2015Active · checked Nov 5, 2026Plumbing Apprentice · LouisvilleJohn SignerLic. #AP-1979Since 1990Active · checked Nov 5, 2026Plumbing Apprentice · LongmontJonny Rolando Duarte JaimeLic. #AP-49859Since 2024Active · checked Nov 5, 2026Master Plumber · BoulderJordan Michael SpiegelLic. #MP-600407Since 2016Active · checked Nov 5, 2026Plumbing Apprentice · BoulderJorge JimenezLic. #AP-51058Since 2025Active · checked Nov 5, 2026Plumbing Apprentice · LafayetteJose Leonardo NunezLic. #AP-44732Since 2021Active · checked Nov 5, 2026Plumbing Apprentice · LongmontJose MontesLic. #AP-20976Since 2000Active · checked Nov 5, 2026Plumbing Apprentice · LafayetteJose R Nunez MedinaLic. #AP-38622Since 2017Active · checked Nov 5, 2026Plumbing Apprentice · LongmontJose RenaudLic. #AP-10418Since 1998Active · checked Nov 5, 2026Plumbing Apprentice · LongmontJose Ruben MedranoLic. #AP-20981Since 2003Active · checked Nov 5, 2026Plumbing Apprentice · LongmontJose SegoviaLic. #AP-48853Since 2023Active · checked Nov 5, 2026Journeyworker Plumber · LongmontJoseph A SpragueLic. #JP-288513Since 2003Active · checked Nov 5, 2026Plumbing Apprentice · BoulderJoseph Benjamin HaapalaLic. #AP-50411Since 2024Active · checked Nov 5, 2026Master Plumber · NederlandJoseph C RyanLic. #MP-3000746Since 2021Active · checked Nov 5, 2026Journeyworker Plumber · LafayetteJoseph Cyrus MillerLic. #JP-3001708Since 2024Active · checked Nov 5, 2026Plumbing Apprentice · BoulderJoseph FowlerLic. #AP-7944Since 1996Active · checked Nov 5, 2026Plumbing Apprentice · LongmontJoseph G Martinez JrLic. #AP-2331Since 1991Active · checked Nov 5, 2026Plumbing Apprentice · LongmontJoseph N. PinedaLic. #AP-21003Since 2006Active · checked Nov 5, 2026Plumbing Apprentice · LouisvilleJoseph S SteffanLic. #AP-8527Since 1997Active · checked Nov 5, 2026Master Plumber · LongmontJoseph V SpaldingLic. #MP-189630Since 2008Active · checked Nov 5, 2026Plumbing Apprentice · LongmontJoshua M GallLic. #AP-37872Since 2016Active · checked Nov 5, 2026Plumbing Apprentice · LongmontJoshua SchwartzLic. #AP-12953Since 2000Active · checked Nov 5, 2026Plumbing Apprentice · BoulderJoshua TestaLic. #AP-4313Since 1994Active · checked Nov 5, 2026Plumbing Apprentice · NederlandJoshua W CaldwellLic. #AP-2255Since 1991Active · checked Nov 5, 2026Plumbing Contractor · LongmontJSD Contracting LLCLic. #PC-5730Since 2026Active · checked Nov 5, 2026Plumbing Apprentice · LongmontJuan Gonzalez MosquedaLic. #AP-49223Since 2024Active · checked Nov 5, 2026Plumbing Apprentice · LongmontJuan Pedro Gutierrez ILic. #AP-52607Since 2026Active · checked Nov 5, 2026Plumbing Contractor · LongmontJuKo Plumbing IncLic. #PC-5368Since 2025Active · checked Nov 5, 2026Plumbing Apprentice · LongmontJustin J HeitmannLic. #AP-13432Since 2000Active · checked Nov 5, 2026Master Plumber · SuperiorJustin Thomas GuralLic. #MP-600470Since 2016Active · checked Nov 5, 2026Plumbing Apprentice · LongmontJustin Tony LuceroLic. #AP-50800Since 2025Active · checked Nov 5, 2026Plumbing Apprentice · SuperiorKaden Anthony CostelloLic. #AP-53382Since 2026Active · checked Nov 5, 2026Journeyworker Plumber · LongmontKeith A MartinLic. #JP-3001557Since 2023Active · checked Nov 5, 2026Plumbing Apprentice · BoulderKent W CrownoverLic. #AP-6965Since 1996Active · checked Nov 5, 2026Master Plumber · BoulderKevin Bruce TavernerLic. #MP-180023Since 1994Active · checked Nov 5, 2026Plumbing Apprentice · LafayetteKevin Charles ErwinLic. #AP-41384Since 2019Active · checked Nov 5, 2026Master Plumber · BoulderKevin Leonardo AvilaLic. #MP-3001112Since 2022Active · checked Nov 5, 2026Master Plumber · AllensparkKevin N CampagnolaLic. #MP-3000241Since 2019Active · checked Nov 5, 2026Plumbing Apprentice · LongmontKevin Santana LermaLic. #AP-53087Since 2026Active · checked Nov 5, 2026Journeyworker Plumber · LongmontKirk Leonard EriksenLic. #JP-3000392Since 2019Active · checked Nov 5, 2026Plumbing Apprentice · LongmontKris R MedleyLic. #AP-2995Since 1992Active · checked Nov 5, 2026Master Plumber · LouisvilleKyle W FergusonLic. #MP-3002076Since 2025Active · checked Nov 5, 2026Residential Plumber · LouisvilleKyle W FergusonLic. #RP-3000176Since 2020Active · checked Nov 5, 2026Plumbing Apprentice · LongmontKyler Creed HutchisonLic. #AP-37487Since 2016Active · checked Nov 5, 2026Plumbing Apprentice · LongmontLarry R CornetteLic. #AP-11991Since 1999Active · checked Nov 5, 2026Plumbing Apprentice · LongmontLeo DeFordLic. #AP-49016Since 2024Active · checked Nov 5, 2026Master Plumber · LongmontLevi Don SchuckmanLic. #MP-3001636Since 2024Active · checked Nov 5, 2026Plumbing Contractor · LongmontLongmont Water HeatersLic. #PC-4939Since 2023Active · checked Nov 5, 2026Plumbing Contractor · LouisvilleLouisville Master Plumbing LLCLic. #PC-3701Since 2017Active · checked Nov 5, 2026Plumbing Contractor · LongmontLucas Boilers LLCLic. #PC-5082Since 2024Active · checked Nov 5, 2026Plumbing Apprentice · LongmontLuis Eduardo GrimaldoLic. #AP-18144Since 2004Active · checked Nov 5, 2026Plumbing Apprentice · LouisvilleLuis MolinaLic. #AP-19726Since 2005Active · checked Nov 5, 2026Plumbing Apprentice · NiwotMadeline E FraryLic. #AP-43128Since 2020Active · checked Nov 5, 2026Journeyworker Plumber · LongmontManuel TorrezLic. #JP-3000927Since 2021Active · checked Nov 5, 2026Plumbing Contractor · NederlandMarathon Mechanical LLCLic. #PC-3552Since 2016Active · checked Nov 5, 2026Plumbing Apprentice · BoulderMark E JeffordsLic. #AP-6963Since 1996Active · checked Nov 5, 2026Journeyworker Plumber · BoulderMark John DabrowskiLic. #JP-3000496Since 2020Active · checked Nov 5, 2026Master Plumber · BoulderMark PosthumusLic. #MP-180200Since 1995Active · checked Nov 5, 2026Plumbing Apprentice · LongmontMark S HoughtalinLic. #AP-4846Since 1995Active · checked Nov 5, 2026Plumbing Apprentice · LongmontMark Steven GudinskiLic. #AP-12995Since 2000Active · checked Nov 5, 2026Master Plumber · NederlandMark Thayer CooperLic. #MP-600797Since 2018Active · checked Nov 5, 2026Plumbing Apprentice · LongmontMartin Pinales MontesLic. #AP-13843Since 2000Active · checked Nov 5, 2026Journeyworker Plumber · LongmontMartin Robert McNeillLic. #JP-3002082Since 2025Active · checked Nov 5, 2026Plumbing Apprentice · BoulderMarty TaylorLic. #AP-11629Since 1999Active · checked Nov 5, 2026Plumbing Apprentice · LafayetteMarvin F VigilLic. #AP-6648Since 1995Active · checked Nov 5, 2026Master Plumber · LafayetteMarvin IhleLic. #MP-179294Since 1986Active · checked Nov 5, 2026Master Plumber · LongmontMarvin W LubovichLic. #MP-179708Since 1991Active · checked Nov 5, 2026Journeyworker Plumber · LongmontMatthew Brian LeeLic. #JP-3001554Since 2023Active · checked Nov 5, 2026Journeyworker Plumber · LouisvilleMatthew C DelayLic. #JP-3000245Since 2019Active · checked Nov 5, 2026Journeyworker Plumber · LongmontMatthew Guthrie HargettLic. #JP-3002492Since 2026Active · checked Nov 5, 2026Plumbing Apprentice · BoulderMatthew HaleLic. #AP-15137Since 2001Active · checked Nov 5, 2026Master Plumber · NederlandMatthew Justus MichaelLic. #MP-600474Since 2016Active · checked Nov 5, 2026
Only active licenses are shown. Source: Colorado Department of Regulatory Agencies (DORA), checked Nov 5, 2026. Not on the list? Try search or the official lookup, which also shows any enforcement history.