Seacoast Referral Network
- Provides networking gatherings. Find events and membership information.
- http://www.provadomarketing.com/srn/

New England Fire Equipment Exhibitors Association
- Trade group for companies that supply products and services to firefighting and EMS departments and districts.
- http://www.nefeea.org/

Project Management Institute - Southern New England Chapter
- Professional association for project managers in Connecticut, Rhode Island, and western Massachusetts.
- http://www.snec-pmi.org/

The Connecticut Valley Chapter of The American Society of Safety Engineers
- Chapter history, events calendar, newsletter, officers and contacts.
- http://ctvalley.asse.org/

New England Business Brokers Association
- Features member directory, association news and meeting notices.
- http://www.nebba.com/

International Microelectronics and Packaging Society (IMAPS) New England
- A technical society aimed at working together to bring the production and packaging of the microelectronics industry into the future.
- http://www.imapsne.org/

Environmental Business Council of New England, Inc.
- Organization established to support and foster the development of the environmental industry.
- http://www.ebcne.org/

New England Women Business Owners
- Information on programs, membership and events.
- http://www.newbo.org/

Business Network International: Rhode Island and Southeastern Massachusetts
- Overview of organization, FAQs and information on membership and chapter locations.
- http://www.bniri.com/

Massachusetts and Rhode Island Antiquarian Booksellers, Inc.
- Nonprofit trade organization consisting of antiquarian, used and out of print booksellers.
- http://www.mariab.org/

British American Business Council of New England
- Nonprofit international organization with a corporate membership of more than 150 New England-based companies which are involved in trans-Atlantic trade.
- http://babc.org/newengland/

Smaller Business Association of New England
- Nonprofit membership organization established to promote and protect small businesses throughout the six-state region.
- http://www.sbane.org/

Southern New England Network Users Group
- Nonprofit organization which provides volunteer resources to network users in the area.
- http://www.snenug.org/

New England Electronic Commerce Users' Group
- Nonprofit organization which provides a forum for technical and business presentations, as well as education and networking opportunities for the business community.
- http://www.neecom.org/

Better Business Bureau
- Provides Massachusetts, Maine and Vermont consumer information, the latest alerts, warnings or advisories and mediates problems between consumer and business.
- http://www.bosbbb.org/