Buchanan Ingersoll & Rooney expanded its Energy practice with five lawyers from Ryan, Russell, Ogden & Seltzer PC — a Central Pennsylvania law firm that focused extensively on energy, water, renewables and utility as well as telecommunications matters — in January 2011. As noted by the New York Law Journal, the addition is part of an overal upward trend of legal mergers and acquisitions.

According to the October 5, 2011 article — "Law Firm Mergers Booming Nationally," — January through September 2011 brought a 79 percent increase in law firm M&As from the same period last year.