CHA
- Specialists in workplace communications and public relations.
- http://www.chapr.co.uk/

McFrank & Williams Advertising Agency, Inc.
- Specializing in recruitment and human resource advertising. New York City.
- http://www.mcfrank.com/

NHPR
- Public relations consultancy specializing in human resources, reputation management, employer brand reputation and corporate social responsibility. Includes company profile, news, events and contact information. Based in London, England.
- http://www.nhpr.com/