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Connecticut license records

Licensed contractors in Thomaston, CT

138 active licenses list Thomaston as their address in Connecticut's state credential data from the Department of Consumer Protection (home improvement, new home construction, major and trade contractors), file dated November 11, 2026.

Before you hire anyone on this list

  • Confirm the license on the official site. Our copy is a snapshot; the state's record is live and shows complaints.
  • Make sure the name on your contract matches the name on the license.
  • Check the license type covers your job. A roofing license doesn't cover electrical work.

How to check a contractor in Connecticut, step by step

Home Improvement Contractor 65

Electrical Unlimited Contractor 19

Plumbing & Piping Unlimited Contractor 11

New Home Construction Contractor 9

Heating, Piping & Cooling Unlimited Contractor 9

Sheet Metal Limited Contractor 7

Heating, Piping & Cooling Limited Contractor 5

Other license types 13

  • Coreslab Structures (Conn) INC Major Contractor · #MCO.0901019 · expires June 30, 2027
  • G R Engineering LLC Major Contractor · #MCO.0903150 · expires June 30, 2027
  • Henry M Osowiecki Jr Plumbing & Piping Limited Contractor · #PLM.0207656-P7 · expires October 31, 2027
  • Henry Osowiecki & Sons INC Demolition Contractor · #DMCR.000570 · expires March 31, 2027
  • James E Josey Electrical Limited Contractor · #ELC.0202268-L5 · expires September 30, 2027
  • James P Moher Jr Plumbing & Piping Limited Contractor · #PLM.0291184-J1 · expires October 31, 2027
  • Jaret C Davies Electrical Limited Contractor · #ELC.0201693-T1 · expires September 30, 2027
  • Jeremiah J Fedorich Electrical Limited Contractor · #ELC.0193977-L5 · expires September 30, 2027
  • Jeremy R Weid Plumbing & Piping Limited Contractor · #PLM.0289661-J1 · expires October 31, 2027
  • Marc V Belanger Electrical Limited Contractor · #ELC.0200803-L1 · expires September 30, 2027
  • Mark Fairchild Plumbing & Piping Limited Contractor · #PLM.0278714-P7 · expires October 31, 2027
  • Mjm Construction Group LLC Major Contractor · #MCO.0902696 · expires June 30, 2027
  • Nicole C Maloid Flat Glass Unlimited Contractor · #GLZ.0002759-FG1 · expires August 31, 2027

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Other cities in Connecticut

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