A Long Beach, California-based firm that specializes in providing political, public affairs and public relations counsel to individuals, organizations and government agencies.

Political consulting services to rural, local Republican organizations and candidates on strategy, fundraising, communications, and direct mail.

National firm specializes in every aspect of campaign message and strategy for Democratic candidates. Partners are Axelrod, Kupper, Plouffe and Del Cecato.

A Washington-based consulting firm which provides government, legislative, and public affairs counsel and services ranging from representation to national media relations and grassroots campaigns.

Specializes in assisting private sector companies with government and regulatory affairs, the federal procurement process and strategic business development.

A membership organization made up of political consultants, pollsters, public affairs officers, political staffers, and educators.

Washington, DC political consulting firm that provides government relations services for companies and organizations to assist with legislative or regulatory problems, marketing efforts, and sales strategy.

General political consulting firm.

Specializing in grass roots organizing and campaign management techniques. Providing research links, media, campaign guides and promotional items.

Full-service ballot qualification and grassroots company.

Provides strategic positioning, government relations/public advocacy, and strategic communications to clients in the private, non-profit and public sectors.

Consulting venture that specializes in political applications of geographic information and spatial analytic methods to address questions concerning geostrategy and spatial resource allocation.

A public affairs company offering services in the areas of political consulting, public and private sector marketing, corporate communications and event management. Based in Cardiff, Wales.

A UK-based company specialising in political, government and public affairs consultancy services.

The government relations arm of the communications consultants, Burson-Marsteller. Headquartered for Europe in Brussels, BKSH has offices across the European Union and in Washington.