Cedar Mill Group, Inc. is an active member of the National Association of Home Builders, the Home Builders and Remodelers Association of New Hampshire, and the NAHB Remodelers Council, New Hampshire chapter.

Cedar Mill Group, Inc. has actively supported the following local organizations: The Salvation Army; The McKenna House; Concord Boys & Girls Club; NAHB Remodelers Council accessibility projects

Geoff Martin participates in the following organizations:

• Chairman of the Salvation Army Advisory
• Board of Directors for the Concord Corps
• Vice president of the Concord Area Home Builders and Remodelers Association
• Co-chairman of the NAHB Remodelers Council New Hampshire Chapter
• Treasurer of the Greater Concord Interfaith Council