Cabletelevision

• Comcast

• Charter Communications

Electric

• Connecticut Light & Power

• United Illuminating

Municipalities

• City of Middletown

• Town of Simsbury

Natural Gas

• Buckeye Partners

• Connecticut Natural Gas

• Duke Energy

• Iroquois Gas Operating Services

• Southern Connecticut Gas

• Tennessee Gas Pipeline

• Yankee Gas Services

Other

• M.U.S.T. - Managing Underground Safety Training

• American Gas Association (AGA)

• American Public Works Association (APWA)

• American Water Works Association (AWWA)

• Associated General Contractors of America (AGC)

• The Blue Book

• Building Trades Association (BTA)

• Common Ground Alliance (CGA)

• Connecticut Conference of Muncipalities (CCM)

• Connecticut Construction Industries Association (CCIA)

• The Fiber Optic Association

• National Association of Women in Construction (NAWIC)

• National Cable Television Association (NCTA)

• National Propane Gas Association (NPGA)

• National Rural Water Association (NRWA)

• National Utility Locating Contractors Association (NULCA)

• National Utility Contractors Association (NUCA)

• Northeast Trenchless Association

• Pipeline Association for Public Awareness

• Q Bridge and 1-95 Improvement

• Underground Focus

• United States Telephone Association (USTA)

• 811

State Agencies

• Department of Public Utility Control

• Department of Transportation

• Department of Public Safety

Telephone

• AT&T

Water

• Aquarion Water Services

• Birmingham Utilities, Inc.

• Connecticut Water Company

• Metropolitan Distict Commission

• Regional Water Authority