ADA Traffic Control Ltd, founded in 1996 by James G. Murphy, is a traffic control agency subcontracting professionally traine ... d and certified traffic control flaggers to General Contractors in Vermont, New Hampshire, Maine, and New York.. Our offices are located in Bridgewater and Colchester, Vermont and our sister company, ADA Sales and Rental, is based out of Bow, NH. ADA is proudly the largest and most sophisticated traffic control company with over 300 employees throughout New England. ADA is the leader in the traffic safety industry always striving to go to the next level of technology and safety. ADA offers Traffic Plans Design, Uniformed Police Services, Rental of any and all traffic safety equipment, and professionally training and certified traffic control flaggers. All this combined makes ADA a one stop shop for the General Contractors of New England. ADA Sales and Rental offers traffic control devices and equipment for sale or rent. ADA Sales and Rental is a licensed distributer of many types of construction safety devises.ADA sells and rents Message Boards, Arrow Boards, Speed Limit Boards, Traffic Light Signals, Light Towers, Interstate Sign Packages, Standard Sign Packages, Barrels with weights, Barricades, Cones, Safety Vests, Mesh Pants, hard Hats, Flashlights with wands, Rack trucks, Pick-ups, and Pilot cars. Thanks for checking us out. Don't hesitate to Call us at (888)800-4232 or visit our website at www.adavt.com read more