Well drilling contractors in Washington
48 active well drilling contractors are registered with Washington L&I. 81 registrations are on record in all, including expired and other statuses.
15 of the active well drilling contractors registered in Washington are based in other states.
All 81 registrations on record
Businesses by registered name and license number. Show only the 48 active registrations.
- AIRBURST WELL SERVICES LLCSUSPENDED
Oconomowoc, WI · License AIRBUWS753KB · First registered 2025
- AP DRILLING LLCEXPIRED
Enumclaw, WA · License APDRIDL790DE · First registered 2021
- ARROW DRILLINGEXPIRED
Newberg, OR · License ARROWD*887PT · First registered 2012
- COBALT DRILLINGEXPIRED
West Richland, WA · License COBALD*791B2 · First registered 2021
- DIRECTED TECHNOLOGIES DRILL INOUT OF BUSINESS
Bellefonte, PA · License DIRECTD000JQ · First registered 2000
- ELEMENTAL WELL SERVICE LLCEXPIRED
Deer Park, WA · License ELEMEWS763M4 · First registered 2024
Spokane, WA · License ENVIRWE101PP · First registered 1990
- FOUNDEX PACIFIC INCEXPIRED
Abbotsford, Bc · License FOUNDPI006BR · First registered 2000
- GENERATION DRILLINGEXPIRED
Mount Vernon, WA · License GENERD*847K6 · First registered 2016
Spokane, WA · License GEOLODE995MR · First registered 2001
- GREG VANDEHEY SOIL SAMPLINGEXPIRED
Forest Grove, OR · License GREGVVS818DE · First registered 2019
- HARDING DRILLING INCSUSPENDED
Walla Walla, WA · License HARDIDI762RF · First registered 2024
- HARDING DRILLING INCEXPIRED
Walla Walla, WA · License HARDIDI857KF · First registered 2015
- HIDDLESTON & SON INCEXPIRED
Mountain Home, ID · License HIDDLSI922NA · First registered 2008
- HOLOCENE ACQUISITION CO LLCEXPIRED
Seattle, WA · License HOLOCAC781JG · First registered 2022
- HOLOCENE DRILLING INCEXPIRED
Puyallup, WA · License HOLOCDI044KH · First registered 1996
- HORSLEY DRILLING INCEXPIRED
Athol, ID · License HORSLDI873KZ · First registered 2013
- Insight Geologic IncSUSPENDED
Olympia, WA · License INSIGGI877CN · First registered 2013
- KINGS WATER WELLSRE-LICENSED
Centralia, WA · License KINGSWW937QM · First registered 2007
- MAVWELL PUMPSRE-LICENSED
Eatonville, WA · License MAVWEP*811JP · First registered 2019
Grangeville, ID · License NAILSSW884OD · First registered 2012
- PACIFIC SOIL & WATER INCEXPIRED
Portland, OR · License PACIFSW899MK · First registered 2011
- PAUL GRAHAM DRILLING/SRVC COEXPIRED
Rio Vista, CA · License PAULGGD898PC · First registered 2011
- PUMP DYNAMICS LLCEXPIRED
Hillsboro, OR · License PUMPDDL896MF · First registered 2011
- STANDARD ENVIRONMENTAL PROBEEXPIRED
Lakeland, FL · License STANDEP863BW · First registered 2014
- STUIVENGA VESSEY DRILLINGEXPIRED
Grangeville, ID · License STUIVVD914PT · First registered 2009
- SWANSON DRILLING COMPANYSUSPENDED
Olympia, WA · License SWANSDC774KE · First registered 2025
- TRI-STATE DRILLING INCEXPIRED
Hamel, MN · License TRISTDI988N7 · First registered 2002
- UNION FLAT DRILLING LLCEXPIRED
Spokane, WA · License UNIONFD780D8 · First registered 2022
- WINDLE ENTERPRISESEXPIRED
Okanogan, WA · License WINDLE*892BC · First registered 2011
Pendleton, OR · License ZOLLMLW827CO · First registered 2018