DLR Group is an integrated design firm providing architecture, engineering, planning, and interior design from offices around the globe. The firm is an advocate for sustainable design. It was an early adopter of the Architecture 2030 Challenge, and an initial signatory to the AIA 2030 Commitment and the China Accord. DLR Group is 100 percent employee-owned as was founded in Omaha, Nebraska in 1966 as Dana Larson and Roubal and Associates. The founders were Irv Dana and Bill Larson, both architects, and engineer Jim Roubal.