R.J. Daum Construction Company, a leading builder of California’s commercial facilities for over 80 years, is proud to be a Disabled Veteran Business Enterprise that delivers superior General Contracting Services and Management, which is derived from our experience in hard-bid, negotiated, and Design/Build projects. Strong, privately owned, with an experienced management staff, R.J. Daum currently employs more than 120 construction professionals. Our employee base averages more than 10 years with the company, with many 2nd and 3rd generations making up our family of employees. Our established reputation has resulted in trade-contractor responsiveness and loyalty that improves trade-coverage and competitiveness on bid day.