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Connecticut license records

Licensed contractors in Griswold, CT

105 active licenses list Griswold 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 37

Electrical Unlimited Contractor 16

Heating, Piping & Cooling Unlimited Contractor 11

New Home Construction Contractor 10

Plumbing & Piping Unlimited Contractor 10

Sheet Metal Limited Contractor 5

Other license types 16

  • Brian R Fournier Heating, Piping & Cooling Limited Contractor · #HTG.0309015-D1 · expires August 31, 2027
  • Cfgs LLC Major Contractor · #MCO.0904780 · expires June 30, 2027
  • Dan Mackin Jr. Construction LLC Demolition Contractor · #DMCR.001993 · expires March 31, 2027
  • Dennis R Sullivan Swimming Pool Builder - In Ground · #SPB.0000036 · expires April 30, 2027
  • Elton T Kondratowicz Heating, Piping & Cooling Limited Contractor · #HTG.0398844-D1 · expires August 31, 2027
  • Evert L Gawendo Fire Protection Unlimited Contractor · #FRP.0010466-F1 · expires October 31, 2027
  • Glenn D Gray Swimming Pool Builder - In Ground · #SPB.0000318 · expires April 30, 2027
  • Glenn D Gray Plumbing & Piping Limited Contractor · #PLM.0290481-SP1 · expires October 31, 2027
  • John R Morgan Jr Plumbing & Piping Limited Contractor · #PLM.0208819-P9 · expires October 31, 2027
  • Martin D Mckinney Jr Plumbing & Piping Limited Contractor · #PLM.0208469-P9 · expires October 31, 2027
  • Raymond Knolhoff Swimming Pool Builder - In Ground · #SPB.0000214 · expires April 30, 2027
  • Rubino Construction Demolition Contractor · #DMCR.001997 · expires March 31, 2027
  • Russell E Sullivan Plumbing & Piping Limited Contractor · #PLM.0288796-SP1 · expires October 31, 2027
  • Ryan J Snide Heating, Piping & Cooling Limited Contractor · #HTG.0399951-S3 · expires August 31, 2027
  • Timothy A Lagace Swimming Pool Builder - In Ground · #SPB.0000215 · expires April 30, 2027
  • William P Trantalis Heating, Piping & Cooling Limited Contractor · #HTG.0388727-D1 · expires August 31, 2027

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Other cities in Connecticut

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