Cabinet Enpora - Offers prosecuting domestic and foreign patent, trademark and design applications. Includes description of services and overview.
Marcaria.com - Offerering online trademark registration and protection services in a number of Western Hemisphere and European countries.
Plougmann & Vingtoft A/S - Intellectual property consultancy based in Denmark, with offices in Germany and Norway.
Pretection - Netherlands-based firm providing brand and intellectual property monitoring and corporate legal services against illegal actions by third parties. Site lists services, links, and representative cases.