Accreditations

Otto Rosenau & Associates, Inc. is certified by the State of Washington Office of Minority and Women’s Business Enterprises as a Women’s Business Enterprise (WBE) and is 100% women-owned and operated since 1995. The company also qualifies as a Small Business according to the federal Small Business Administration (SBA) standards and we are certified in King County's Contracting Opportunities Program for Small Contractors and Suppliers (SCS).

Our firm’s professional credentials currently include:

• State of Washington certification as an Engineering Corporation,

• Registration by the Washington Association of Building Officials (WABO),

• Accreditation to the International Standard ISO/IEC 17025 by the American Association for Laboratory Accreditation (A2LA), and

• Accreditation to conduct materials testing for the United States Army Corps of Engineers (USACE).