The participants for the NERGC 2025 Society Fair are:
Thursday, October 30 (5:30 p.m. to 7:30 p.m.)
- Afro-American Historical and Genealogical Society-N. E. Chapter
- American-Canadian Genealogical Society
- Clan McBean of North America
- Essex Society of Genealogists
- The Genealogical Federation of Long Island
- Jewish Genealogical Society of Greater Boston
- Kimball Family Association
- Manning Association of Billerica MA
- Massachusetts Genealogical Council
- New Hampshire Society of Mayflower Descendants
- New Hampshire Sons of the American Revolution
- Pilgrim Family Societies
- Society of Middletown First Settlers Descendants
- Swedish Ancestry Research Association
- Thomas Stanton Society
- Towne Family Association
The participants for the NERGC 2025 Libraries, Archives and Museums Showcase are:
Friday, October 31 (10 a.m. to 3 p.m.)
- Milne Special Collections and Archives, University Library, Univ. New Hampshire
- Portsmouth Athenaeum
- St. Anselm Library Special Collections
- Tufts Kinsmen Association
- Vermont French-Canadian Genealogical Society
- Windsor Historical Society
Saturday November 1 (10 a.m. to 3 p.m)
- The Genealogy Federation of Long Island
- National Society Of Sons and Daughters of Pilgrims
- National Society Sons and Daughters of Antebellum Planters 1607-1861