David A. Diepenbrock is a partner in Diepenbrock Elkin LLP's Business and Construction Litigation Department. His practice areas include environmental law, water law, land use, NEPA/CEQA, construction law, and general business litigation. Prior to joining Diepenbrock Harrison in September 2007, Mr. Diepenbrock was an attorney in the San Francisco office of Sonnenschein Nath & Rosenthal LLP, where he represented clients in a broad range of commercial litigation disputes, including those involving unfair competition, false advertising, misappropriation of trade secrets, eminent domain, government contracts, franchising agreements, and complex real estate transactions. Mr. Diepenbrock received his law degree from the University of California Davis in 2001, a Bachelor of Arts degree from Oberlin College in 1988, and a Master of Arts degree from San Francisco State University in 1995.