| AIA Maine: News, events, chapter meetings, awards and member list for state chapter of the American Institute of Architects. |
| Maine Businesses for Social Responsibility: Promoting ethics, sustainable business practices, and social change through business. |
| Maine Leaseholders Association: An organization whose purpose is to improve communications between landowners and leaseholders. Includes legislative alerts and news highlights. |
| Maine Lobster Council: Founded in 1991 to promote Maine lobster, Bangor based MLC works to promote the sale of lobsters throughout the world. |
| Maine Oil Dealers Association: Learn more about safe, affordable, clean oil heat, and the companies and employees, who deliver goods and services to Maine citizens. |
| Maine Potato Board: Organization provides information on the potato, dealers, news, events, products and even has recipes. |
| Maine Professional Guides Association: Composed of Registered Maine Guides who are striving to enhance the standards of the guiding industry. Provides information about the association and gives a list of individual members. |
| Maine Society of Certified Public Accountants: Information about classes, meetings, legislation, and employment in the state. |
| Maine Society of Land Surveyors: Provides membership list, newsletters, and information about land surveyors in the state. |
| Maine Wood Products Association: Represents hundreds of Maine-based companies manufacturing quality wood products. |
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