1990 - Founded in North Carolina from a former group of traction power professionals from the transit switchgear division of the Ohio Brass Company's Transit Division.

1995 - Became a member of The Marmon Group, an international association of more than 60 autonomous manufacturing and service companies with sales in excess of $6 billion.

1998 - Acquired substantially all of the assets of UniTrac Systems, a specialty firm with deep roots in the supply of Overhead Contact Equipment and switch machines for electrified transit systems.

2000 - Purchased the OB (Former Ohio Brass) Overhead Transit Line from Westinghouse Air Brake Technologies Corporation (formerly WABCO), which was integrated with UniTrac Systems to form the Overhead Electrification Group (OEG).

Acquired the EMC traction Operating Unit of Ansaldo Transmissione e Distribuzione S.r.l. a Company of Finmeccanica group.

Acquired the assets of the Traction Rectifier Business of ABB Automation, Inc. of New Berlin, Wisconsin.

2002 - Expanded facilities by adding 3500 square feet of office space and 40,000 square feet of production space along with a state of the art paint booth.

2007 - Sold its Traction Power Substation line to Reuel, INC.

2010 - IMPulse NC, Inc becomes IMPulse NC LLC

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