Mission
REFER TO SCHEDULE O, PAGE 73
Public Charity
ST MARK'S SCHOOL OF SOUTHBOROUGH INC
ST MARK'S SCHOOL OF SOUTHBOROUGH INC is a nonprofit organization categorized as Public Charity based in SOUTHBOROUGH, MA. Its most recent IRS filing (2025) reports revenue of $37.0M, expenses of $47.8M, total assets of $263.3M. Imperigo tracks 101 reported grant relationships connected to this organization totaling approximately $12.1M.
EIN: 042103623
SOUTHBOROUGH, MA
Latest filing: 2025
Total Revenue$37.0M
Total Expenses$47.8M
Total Assets$263.3M
Grant Records101
Funding Total$12.1M
Filing Years2021–2025
Sample Grants Received
EDUCATION
$236,750
For grant recipient's exempt purposes
$183,340
EDUCATION
$63,800
EDUCATION
$55,000
EDUCATIONAL
$45,250
Showing up to 5 of 101 total records — full history available with membership.
Officers & Directors
TRUSTEE
Aldel Brown
CHIEF ADVANCEMENT OFFICER
Beatrix Sanders
DIRECTOR OF COMMUNICATIONS Q
Caleb Cochran
HEAD OF SCHOOL
Dr Ivory Hills
TRUSTEE
Elaine Harvey
TRUSTEE
Elizabeth Santini
Officer compensation and complete director data available with membership.
Top Grant Purposes
Financial Trends
| Year | Revenue | Expenses | Assets |
|---|---|---|---|
| 2025 | $37.0M | $47.8M | $263.3M |
| 2024 | $30.6M | $44.9M | $256.0M |
| 2023 | $40.3M | $43.0M | $253.2M |
| 2022 | $31.9M | $39.9M | $236.8M |
| 2021 | $26.8M | $38.6M | $256.7M |
Between 2021 and 2025, reported annual revenue grew from $26.8M to $37.0M (+38%), with total assets most recently reported at $263.3M.
Interactive year-over-year charts and full filing details available with membership.