Grey Rocks Foundation Inc
Grey Rocks Foundation Inc is a private family foundation based in Boston, Massachusetts, established in 1986 and granted tax-exempt status in November 1988. Also known as the McLaneHarper Charitable Foundation, it operates as a 501(c)(3) organization focused on discretionary grantmaking to support charitable causes primarily in New England.
Financial Overview
From 2024 IRS Form 990-PF · View filing
Total Assets
$65.6M
+11.8% YoY
Annual Giving
$2.9M
+67.4% YoY
Grant Count
97
+6.6% YoY
Avg Grant Size
$30K
+57.0% YoY
Under IRS private-foundation payout rules, Grey Rocks Foundation Inc reported a distributable amount of $3.8M for 2024 — the minimum it must pay out in qualifying distributions.
Mission & Focus Areas
The foundation does not maintain a publicly stated mission statement. However, based on its grantmaking patterns, the foundation supports the following areas:
- Education
- Arts and culture
- Environmental conservation
- Rowing and sports
- Literacy and educational access programs
- Human services
- Philanthropy and voluntarism
Grantmaking
The foundation made 59 grants totaling approximately $2.9 million, including:
How to Apply
**
Ready to take the next step with Grey Rocks Foundation Inc?
Geographic Focus
Where this funder awards grants
The foundation primarily supports organizations in New England, with particular emphasis on Massachusetts and New Hampshire. It also has some funding activity in California.
Grant Distribution by State
States
Cities
Financial History
Multi-year comparison from IRS filings
As of December 2024:
- Total Assets: $65,574,100
- Total Revenue: $10,780,464
- Total Expenses: $3,908,837
- Total Giving: $2,918,776
- Total Liabilities: $330,000
As of December 2023:
- Total Assets: $58,664,273
- Total Revenue: $12,937,187
- Total Expenses: $2,321,305
Revenue Composition (2024):
- Grants and contributions: $1,753,465
- Investment income and dividends: $1,337,825
| Metric | 2024 | 2023 | 2022 |
|---|---|---|---|
| Total Assets | $65,574,100 | $58,664,273 | $48,013,091 |
| Revenue | $10,780,464 | $12,937,187 | $2,094,653 |
| Expenses | $3,908,837 | $2,321,305 | $2,106,696 |
| Qualifying Distributions | $2,918,776 | $1,676,967 | $1,467,959 |
| Net Investment Income | $10,409,436 | $13,918,767 | $1,709,406 |
| Distributable Amount | $3,816,200 | $3,203,593 | $3,064,285 |
Giving Over Time
Total grant dollars and number of grants per year
Grant Insights
How this funder distributes its grants
Top Recipients
Top 10 recipients in 2024
Grant Size Distribution
250 grants across all recorded years
Giving History
Grant recipients and amounts by year
Among its reported 2024 grants, the largest include Holderness School ($510,000), Dartmouth College ($201,675), Clan Maclean Association ($127,298).
| Recipient | Purpose | Amount |
|---|---|---|
| ALICE FURGUSON FOUNDATION ACCOKEEK, MD | UNRESTRICTED DONATION | $2,500 |
| ANIMAL RESCUE LEAGUE OF BOSTON BOSTON, MA | UNRESTRICTED DONATION | $25,000 |
| APPALACHIAN MOUNTAIN CLUB BOSTON, MA | UNRESTRICTED DONATION | $2,500 |
| ARTS INDUSTRY ALLIANCE TEAM EXETER, NH | UNRESTRICTED DONATION | $5,000 |
| BLUE OCEAN SOCIETY FOR MARINE CONSERVATION PORTSMOUTH, NH | UNRESTRICTED DONATION | $15,000 |
| BOSTON CHILDREN'S HOSPITAL TRUST BOSTON, MA | UNRESTRICTED DONATION | $12,500 |
| CAMP LOCHEARN POST MILLS, VT | UNRESTRICTED DONATION | $10,000 |
| CAMP TECUMSEH MOULTONBOROUGH, NH | UNRESTRICTED DONATION | $10,000 |
| CHARLES RIVER WATERSHED ASSN WESTON, MA | UNRESTRICTED DONATION | $50,000 |
| CHILD ADVOCACY CENTER OF ROCKINGHAM COUNTY PORTSMOUTH, NH | UNRESTRICTED DONATION | $15,000 |
Leadership & Key People
Leadership team and compensation from IRS filings
- P. Andrews McLane – President; retired venture capitalist and senior advisor at TA Associates
- Linda Harper McLane – Treasurer
Both founders serve without compensation. The foundation was established by P. Andrews McLane and Linda Harper McLane.
Compensation Overview
From 2024 IRS filing
From 2024 filing
| Name | Title | Hours | Compensation |
|---|---|---|---|
| P ANDREWS MCLANE | PRESIDENT | — | — |
| LINDA MCLANE | TREASURER | — | — |
| DAVID H HOPFENBERG | CLERK | — | — |
Frequently Asked Questions
What does Grey Rocks Foundation Inc fund?
The foundation does not maintain a publicly stated mission statement. However, based on its grantmaking patterns, the foundation supports the following areas: • Education • Arts and culture • Environmental conservation • Rowing and sports • Literacy and educational access programs • Human services • Philanthropy and voluntarism
How do I apply for a grant from Grey Rocks Foundation Inc?
**Grant Amounts:** • Smaller grants: $500–$20,000 (community organizations) • Mid-level grants: $25,000–$75,000 (regional nonprofits and conservation groups) • Major gifts: $100,000–$250,000 (education institutions and major cultural organizations) • Typical award range: $50,000–$510,000 **Recent Grant Activity (2024):** The foundation made 59 grants totaling approximately $2.9 million, including: • Holderness School: $510,000 • United States Rowing Association: $251,529 • The White Mountain Sc…
Where does Grey Rocks Foundation Inc make grants?
The foundation primarily supports organizations in New England, with particular emphasis on Massachusetts and New Hampshire. It also has some funding activity in California.
What size grants does Grey Rocks Foundation Inc award?
In 2024, Grey Rocks Foundation Inc awarded 97 grants totaling $2.9M — an average of about $30K per grant, based on its IRS Form 990 filings.
How much is Grey Rocks Foundation Inc required to give away each year?
Private foundations must generally distribute about 5% of their assets annually. For 2024, Grey Rocks Foundation Inc reported a distributable amount of $3.8M on its IRS Form 990-PF — the minimum it must pay out in qualifying distributions.
What is Grey Rocks Foundation Inc's EIN?
Grey Rocks Foundation Inc's EIN (Employer Identification Number) is 04-2944189. IRS Form 990 filing data is available on this page for 2020–2024.
Explore Open Grants
Browse active grant opportunities in Grey Rocks Foundation Inc's focus areas in our free grants database
Related Funders
Similar funders by location and focus area
Conservation Food and Health Foundation
BOSTON, MA
Assets
$14.6M
Grants
49
Total Given
$2.2M
Charles J Tasker Memorial Scholarship Fund
HANOVER, MA
Assets
$98K
Grants
1
Total Given
$8K
The Bulens Family Foundation
WELLESLEY, MA
Assets
$3.0M
Grants
68
Total Given
$956K
Marshall M & Barbara J Sloane Pvt Found
CHESTNUT HILL, MA
Assets
$1.2M
Grants
11
Total Given
$75K
John J Mcardle Iii & Joan C Mcardle
ANDOVER, MA
Assets
$1.8M
Grants
13
Total Given
$205K
Massachusetts Association of Realtors
FOXBOROUGH, MA
Assets
$18.1M
Grants
2
Total Given
$71K
Data last updated June 2026. Sourced from IRS Form 990-PF filings. Research dossier generated April 2026.
What could you do with Grey Rocks Foundation Inc on Grantable?
- Assess strategic fit with your organization
- Draft a tailored letter of inquiry
- Find open RFPs from this funder
- Monitor for new funding opportunities
Go from researching Grey Rocks Foundation Inc to a real strategy.