Hawaii Orchid Growers Association
- A non-profit alliance of professional cut and potted orchid growers that supports marketing, research and educational projects. Includes member directory and conference information.
- http://www.hawaiiorchidgrowers.org/

Hawaii Advertising Federation
- Professional organization for individuals in the advertising industry. Member directory, events and job listings provided.
- http://www.hafspot.com/

Hawaii Society of Corporate Planners
- Membership organization representing and supporting the professional growth of executives and business owners. Lists membership benefits, newsletter and programs.
- http://www.hscp.org/

Chamber of Commerce of Hawaii
- Offers social and business networking opportunities, training and enrichment for members state wide. Lists membership benefits, history, government affairs and searchable member directory.
- http://www.cochawaii.com/

Hawaii Cattlemens Council
- Council comprised of ranchers from across the state of Hawaii supporting the herding industry.
- http://www.hicattle.org

Hawaii Farm Bureau Federation
- Non-profit organization supporting Hawaii's agricultural industry.
- http://www.hfbf.org

Hawaii Organic Farmers Association
- Includes information on how to get crops certified as organic, farming apprenticeships, upcoming conferences and lectures, and newsletter.
- http://www.hawaiiorganicfarmers.org/

American Payroll Association - Hawaii Chapter
- Provides a forum to exchange information, experiences and ideas for the benefit and education of members. News, job postings, membership information.
- http://www.apahawaii.org/