An engineering company has sold its North Charleston office to a California firm looking to make deeper inroads in the Southeast region and with federal government clients.

San Francisco-based T.Y. Lin International bought Lindbergh & Associates from O’Brien & Gere of Syracuse N.Y.

Financial terms were not disclosed.

“The acquisition ... will foster T.Y. Lin International’s expansion into the federal market,” T.Y. Lin CEO Alvaro Piedrahita said in a written statement.

The acquired firm now does business as Lindbergh & Associates, a T.Y. Lin International Company. It provides architectural and engineering services to numerous federal agencies and other customers.

“Our clients will benefit from the worldwide expertise offered by T.Y. Lin International while continuing to work with the same talent and resources that have served them over the years.” said Richard Garcia, executive vice president at Lindbergh & Associates.

The Ashley Phosphate Road firm has been in business for more than three decades. Its founder was the late Charles Lindbergh, a civil engineer who also taught at The Citadel and the U.S. Air Force Academy.

O’Brien & Gere said it sold the business as part of its strategic plan to focus on advanced manufacturing, energy, environment, water and other industries. It also said it will maintain an office in the local area targeting the private sector and that it will to pursue collaborative work with T.Y. Lin, which was founded in 1954 and has more than 2,500 employees throughout the Americas and Asia