Greenberg & Lieberman Law Offices
- Litigation services for patents, trademarks, and copyrights.
- http://aplegal.com/

Stevens Davis Miller Mosher LLP
- Providing services for intellectual property matters.
- http://www.stevensdavis.com

Castellano, Malm, Ferrario & Buck, PLLC
- Offering services in the area of intellectual property law.
- http://www.cmfblaw.com

Stephen H.Sturgeon Law Offices
- Law firm assisting with the resolution of domain name disputes, internet trademark issues and cybersquatting conflicts
- http://domainnamedisputelawyers.com

Law Office of David G. Posz
- Boutique D.C. intellectual property law firm specializing in U.S. and international patent and trademark matters.
- http://www.poszlaw.com

Nath and Associates
- District of Columbia intellectual property law firm, specializing in patent and trademark matters.
- http://www.nathlaw.com/

Sterne, Kessler, Goldstein & Fox P.L.L.C.
- Intellectual property/patent law firm located in Washington, D.C. with technical expertise in the biotechnology, chemical, electrical, computer, mechanical and design arts.
- http://www.sternekessler.com

Art Law Center
- Representing the intellectual property interests of clients in the art, media, entertainment, and Internet industries. Based in the District of Columbia.
- http://www.artlaws.com/

Staas & Halsey LLP
- Specialized exclusively in intellectual property (IP) for thirty (30) years and has developed an in-depth and diversified legal experience in all of the IP practice areas.
- http://www.staasandhalsey.com

Sughrue, Mion, Zinn, Macpeak & Seas, PLLC
- Concentrating on the practice of intellecutal property law, with offices in Washington DC, Menlo Park, CA, and Tokyo.
- http://www.sughrue.com/