DUNS Number: 08-001-8268 CAGE Code: 7GN69 SBA Certified Small Business District of Columbia Certified Business Enterprise (CBE) Metropolitan Washington Airports Authority Local Disadvantaged Business Enterprise (LDBE) NAICS Codes 541330 ENGINEERING SERVICES 541350 BUILDING INSPECTION SERVICES 541490 OTHER SPECIALIZED DESIGN SERVICES 541611 ADMINISTRATIVE MANAGEMENT AND GENERAL MANAGEMENT CONSULTING SERVICES 541690 OTHER SCIENTIFIC AND TECHNICAL CONSULTING SERVICES 561110 OFFICE ADMINISTRATIVE SERVICES VISION At North Arrow we believe our built environment should be based low-carbon solutions and we should maximize the use of energy sources that produce no carbon at all to create a sustainable future. Eric and Gregg, the Partners of North Arrow, aim to bring innovative solutions through expertise and technology to solve this challenge starting with electrical, mechanical and energy engineering.