Monday, June 28 saw the announcement of two acquisitions for regional construction industry firms L. Robert Kimball and Traco.

Philadelphia-base CDI Corp. (NYSE: CDI) acquired L. Robert Kimball & Associates to add architectural and engineering infrastructure services to its Engineering Solutions group. CDI Engineering Solutions provides engineering to the aerospace, government services, infrastructure, life sciences and process/industrial markets. The acquisition is expected to be accretive to CDI’s earnings in the third quarter of 2010.

Jeff Kimball will remain in his role as president of L. R. Kimball and will also serve as new senior vice president of CDI Engineering Solutions. L. Robert Kimball & Associates will continue to do business separately and will remain headquartered in Ebensburg PA.

Alcoa Inc. announced that it has agreed to acquire commercial window and door maker Traco Inc. of Cranberry Twp. The deal provides the aluminum maker with opportunities to increase its product line in the building and construction industry.

“Traco’s strong brand and product lines are well-known throughout the commercial building market, and we look forward to helping the brand continue to flourish,” said Glen Morrison, president of Alcoa Building and Construction Systems, in a statement.

Morrison will oversee Traco operations when it becomes part of Alcoa’s building and construction business. Alcoa will continue to market products under the Traco name, a spokesman said.

Alcoa, which has its corporate center on Pittsburgh’s North Shore, anticipates it will be completed by Sept. 30, pending regulatory reviews.