Established in 1984 by Dr. Richard F. Rosen, a former Gallaudet University professor, SLUSA offers onsite interpreting in the greater Washington DC metro area and beyond. We utilize highly skilled and professional interpreters. All interpreters must pass a background check and are required to adhere to strict ethical standards as established under the Registry of Interpreters Code of Professional Conduct. The talent, experience, and dedication of our amazing team along with our responsiveness, competitive prices, and guaranteed service are what set us apart from the rest.