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Nonprofit · EIN 63-6005641

GENERAL SOCIETY OF MAYFLOWER DESCENDANTS

Tax-exempt · PLYMOUTH, MA 02360

Financials

$5.4M$5.3M2023$3.9M$3.4M2024
Revenue Expenses · by fiscal year end
Financials of GENERAL SOCIETY OF MAYFLOWER DESCENDANTS by year, from its e-filed returns
Year endedFormRevenueExpensesNet incomeTotal assetsLiabilitiesNet assets
June 30, 2025990$3,885,430$3,395,480$489,950$13,112,205$306,376$12,805,829
June 30, 2024990$5,374,522$5,333,203$41,319$10,776,053$2,284,126$8,491,927
Financial details: 990 for the year ended June 30, 2025

Revenue

Contributions, gifts and grants
$3,075,360
Membership dues
$1,297,517
Program service revenue
$195,523
Investment income
$422,486
Net gain from sales of assets
$80,551
Net income from sales of inventory
$178,983
Other revenue
$192,061

Expenses

Grants and similar amounts paid
$20,000
Compensation of officers, directors and key employees
$130,610
Other salaries and wages
$770,194
Salaries, compensation and benefits (total)
$1,036,257
Professional fundraising fees
$80,031
Legal fees
$7,190
Accounting fees
$29,045
Occupancy
$209,794
Travel
$42,832
Depreciation
$25,633
Program services (functional)
$2,596,922
Management and general (functional)
$607,838
Fundraising (functional)
$190,720

Balance sheet and other

Total assets, start of year
$10,776,053
Total assets, end of year
$13,112,205
Total liabilities, end of year
$306,376
Net assets, end of year
$12,805,829
Land, buildings and equipment
$175,669
Publicly traded securities
$8,734,733
Net assets without donor restrictions
$7,811,958
Net assets with donor restrictions
$4,993,871
Gross receipts
$5,690,790
Employees
28
Volunteers
125
Year formed
1897
State of legal domicile
MA

From the e-filed returns the IRS publishes as XML (latest three processing years; amended returns replace the original). PDF copies at the IRS.

Officers, directors and key employees

As listed on the 990 for the year ended June 30, 2025, highest compensation first.

NameTitleHours / weekCompensation
MARK SCHMIDTEXECUTIVE DIRECTOR
Officer
40$113,700
MARTIN BEERMANSECRETARY GENERAL
Trustee or director, Officer
15$1,800
LISA PENNINGTONGOVERNOR GENERAL
Trustee or director, Officer
20$0
REVEREND MICHAEL DENNEYACTING HISTORIAN & ELDER GENERAL
Trustee or director, Officer
15$0
JEFFREY STARKASSISTANT GOVERNOR GENERAL
Trustee or director, Officer
2$0
BART HENSONTREASURER GENERAL
Trustee or director, Officer
20$0
COLLIER WIESECAPTAIN GENERAL
Trustee or director, Officer
1$0
DAVID NASHSURGEON GENERAL
Trustee or director, Officer
1$0
JAMES WHEATONCOUNSELOR GENERAL
Trustee or director, Officer
5$0
BETH LAMBRIGHTMEMBER AT LARGE
Trustee or director, Officer
1$0
JANE D SCHLEINZERMEMBER AT LARGE
Trustee or director, Officer
1$0
SCHEDULE O LIST OF 52 FOR AGASSISTANT GENERAL
Trustee or director, Officer
0$0
SCHEDULE O LIST OF 53 FOR DGGDEPUTY GOV GENERAL
Trustee or director, Officer
0$0
990 for the year ended June 30, 2024: 15 people
NameTitleHours / weekCompensation
MARK SCHMIDTEXECUTIVE DIRECTOR
Officer
40$125,346
MARTIN BEERMANSECRETARY GENERAL
Trustee or director, Officer
15$1,050
ALEXANDRA GOLONHISTORIAN GENERAL
Trustee or director, Officer
15$450
LISA PENNINGTONGOVERNOR GENERAL
Trustee or director, Officer
20$0
JEFFREY STARKASSISTANT GOVERNOR GENERAL
Trustee or director, Officer
2$0
BART HENSONTREASURER GENERAL
Trustee or director, Officer
20$0
REVEREND MICHAEL DENNEYELDER GENERAL
Trustee or director, Officer
1$0
COLLIER WIESECAPTAIN GENERAL
Trustee or director, Officer
1$0
DAVID NASHSURGEON GENERAL
Trustee or director, Officer
1$0
JAMES WHEATONCOUNSELOR GENERAL
Trustee or director, Officer
5$0
BETH LAMBRIGHTMEMBER AT LARGE
Trustee or director, Officer
1$0
JANE D SCHLEINZERMEMBER AT LARGE
Trustee or director, Officer
1$0
CHRISTINE SCHLOSSERMEMBER AT LARGE
Trustee or director, Officer
1$0
SCHEDULE O LIST OF 52 FOR AGASSISTANT GENERAL
Trustee or director, Officer
0$0
SCHEDULE O LIST OF 53 FOR DGGDEPUTY GOV GENERAL
Trustee or director, Officer
0$0

Address and contacts

Address (IRS master file)
18 WINSLOW ST, PLYMOUTH, MA 02360-3313
Principal officer (990 for 2024)
LISA PENNINGTON, 18 WINSLOW STREET, PLYMOUTH, MA 02360
Signed the 990
LISA PENNINGTON, GOVERNOR GENERAL
Phone
(508) 746-3188
Return prepared by
GERALD T REILLY & COMPANY

Mission

THE GENERAL SOCIETY OF MAYFLOWER DESCENDANTS TELLS THE STORY OF THE JOURNEY OF THE PILGRIMS ABOARD THE MAYFLOWER IN 1620 BY PROVIDING EDUCATION AND UNDERSTANDING OF WHY THE PILGRIMS WERE IMPORTANT, HOW THEY SHAPED AMERICA AND WHAT THEIR 1620 VOYAGE MEANS TODAY.

990 for the year ended June 30, 2025

Program accomplishments

  • MAYFLOWER SOCIETY HOUSE-PRESERVE, PROTECT AND INTERPRET THIS 18TH CENTURY MANSION WHICH CONTAINS A COLLECTION OF DECORATIVE ARTS, ANTIQUES AND ARTIFACTS. THIS PROPERTY IS OPEN TO THE PUBLIC.
    Expenses $334,700 · revenue $17,465
  • GENEALOGICAL RESEARCH AND PUBLICATIONS-PUBLISH RESEARCH OF PROFESSIONAL GENEALOGISTS AND HISTORIANS IN AUTHORITATIVE BIOGRAPHICAL, GENEALOGICAL AND HISTORICAL PUBLICATIONS, EACH OF WHICH CONTAINS PREVIOUSLY UNKNOWN DETAILS OF THE LIVES OF PILGRIM DESCENDANTS. WE SELL THE RESULTING BOOKS AND OTHER RELATED MERCHANDISE TO OUR MEMBERS AND TO THE GENERAL PUBLIC.
    Expenses $389,695 · revenue $178,983
  • GENEALOGY VALIDATION- WE COLLECT AND HOUSE RESEARCH MATERIALS RELATING TO PILGRIM HISTORY, CULTURE AND THE GENEALOGY OF OUR MEMBERS AND MAINTAIN AN ON-SITE LIBRARY WHICH IS OPEN TO RESEARCHERS, GENEALOGISTS AND HISTORIANS.
    Expenses $573,761 · revenue $178,058
  • Expenses $1,298,766 · grants $20,000 · revenue $13,078

What it must file and when

IRS records say it files Form 990 or 990-EZ. Based on its last return; a smaller organization may file the 990-N. Its accounting year ends in June, so each return is due on the 15th day of the 5th month after that.

Tax yearYear endedDueIRS public records
2025June 30, 2026November 16, 2026Not due yet
2024June 30, 2025November 17, 2025990 on file
2023June 30, 2024November 15, 2024990 on file

IRS record

EIN
63-6005641
Tax-exempt status
501(c)(3): Charitable, religious, educational or scientific organization
Foundation status
Publicly supported organization (509(a)(2))
Donations deductible (Pub 78)
Public charity, 50% deduction limit
Exempt since
1941
Accounting year ends
June
Files
Form 990 or 990-EZ
Assets (IRS master file)
$13,112,205
Income (IRS master file)
$5,690,790

Filing history

FormYear endedRevenueExpensesAssetsReturn
990June 2025$3,885,430$3,395,480$13,112,205IRS
990June 2024$5,374,522$5,333,203$10,776,053XML
990June 2023$3,472,471$3,729,396$8,590,430IRS
990June 2022$2,797,450$2,451,805$8,416,506IRS
990June 2021–––IRS
990June 2019–––IRS
990June 2018–––IRS

990-N: the IRS bulk file holds only the latest e-Postcard per organization; earlier years come from archived copies of that file since 2020 and can have gaps (the IRS e-Postcard search lists every one). 990, 990-EZ, 990-PF, 990-T: every e-filed return in the IRS e-file index since 2019; XML for the latest three processing years, amounts from the IRS Statistics of Income extracts before that. PDF copies and determination letters at the IRS (search EIN 63-6005641).

Questions about GENERAL SOCIETY OF MAYFLOWER DESCENDANTS

What is the EIN of GENERAL SOCIETY OF MAYFLOWER DESCENDANTS?
The employer identification number (EIN) of GENERAL SOCIETY OF MAYFLOWER DESCENDANTS is 63-6005641.
Is GENERAL SOCIETY OF MAYFLOWER DESCENDANTS tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 1941.
Are donations to GENERAL SOCIETY OF MAYFLOWER DESCENDANTS tax-deductible?
Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
Which annual return does GENERAL SOCIETY OF MAYFLOWER DESCENDANTS file?
Form 990 or 990-EZ. Based on its last return; a smaller organization may file the 990-N.
When is the next return of GENERAL SOCIETY OF MAYFLOWER DESCENDANTS due?
The return for tax year 2025 (the year ending June 30, 2026) is due November 16, 2026. Form 8868 extends it by six months; the 990-N cannot be extended.
When did GENERAL SOCIETY OF MAYFLOWER DESCENDANTS last file with the IRS?
The latest return in the IRS public files is the 990 for the year ended June 2025.
Who is the principal officer of GENERAL SOCIETY OF MAYFLOWER DESCENDANTS?
The 990 for the year ended June 30, 2025 names LISA PENNINGTON.
Who are the officers and directors of GENERAL SOCIETY OF MAYFLOWER DESCENDANTS?
The 990 for the year ended June 30, 2025 lists 13 people; 2 received compensation from the organization, the highest $113,700 (MARK SCHMIDT, EXECUTIVE DIRECTOR).
How much revenue does GENERAL SOCIETY OF MAYFLOWER DESCENDANTS have?
On its 990 for the year ended June 30, 2025 it reported revenue of $3,885,430, expenses of $3,395,480 and total assets of $13,112,205 at year end.

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