Schneider Electric, Paris, acquired Abacus Engineered Systems, a Seattle-based provider of facility energy and engineering solutions, with 2003 sales of approximately $30 million and 86 employees.

Since 1985, Abacus Engineered Systems has played a key role in helping customers maximize their facilities' comfort and efficiency. Abacus provides building installations analysis, design, and post-construction services from its Seattle headquarters, as well as its offices in New York, Pennsylvania, Oregon, Virginia, Massachusetts, and Arizona, and specializes in ensuring that facilities operate efficiently. Abacus will be merged into Schneider Electric's TAC Energy Solutions division.

Both Abacus and TAC Energy Solutions deliver energy performance and engineering solutions. TAC Energy Solutions has a strong market presence in the southwestern, Midwestern, and the southeastern United States that complements the presence of Abacus in the northwestern, mid-Atlantic and northeastern regions.