Beacon Resources LLC in Newport Beach has been acquired by Woodland Hills-based professional services firm DLC.

Terms of the deal were undisclosed.

Beacon Resources focuses on executive search in financial positions and provides interim staffing and direct placement services. It has about 40 employees and ranked No. 8 on the Business Journal’s July list of the largest consulting firms here.

It also was No. 32 on the most recent list of Orange County’s fastest-growing private companies, with a 250% revenue growth over two years. The firm had an estimated $7 million in 2013.

Beacon Resources will continue to be headed by Chief Executive Mike Kelly.

DLC has four offices in California aside from its headquarters, in Costa Mesa, Los Angeles, San Francisco and San Diego. It also has offices in Chicago and Dallas.

DLC’s recent financial details weren’t available. It was ranked among Inc. magazine’s list of fastest-growing companies in 2007 based on its 2006 revenue of $40.6 million.

Beacon Resources and DLC will have about 250 consultants together, and each will retain its brand under the DLC Group umbrella.