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Tumblehome Inc

BOSTON, MA EIN: 82-4411465 Website

TO INSPIRE YOUNG PEOPLE TO IMAGINE THEMSELVES AS SCIENTISTS AND ENGINEERS THROUGH THE POWER OF STORY AND ACTIVITIES

Financial Overview

From 2024 IRS Form 990-PF · View filing

Total Assets

$123K

-59.0% YoY

Annual Giving

$619K

+764.0% YoY

Grant Count

4

+100.0% YoY

Avg Grant Size

$155K

+332.0% YoY

About Tumblehome Inc

Based on IRS filings

Tumblehome Inc is a nonprofit organization focused on Education, based in BOSTON, MA. IRS filing data is available from 2020 through 2024. As of 2024, the organization holds $123K in total assets. In 2024, it awarded 4 grants totaling $619K. Net investment income was $3K.

Focus Areas

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Geographic Focus

Where this funder awards grants

Grant Distribution by State

2states

Cities

BelmontCambridgeConcordSan Diego

Financial History

Multi-year comparison from IRS filings

Revenue
Expenses
Qualifying Distributions
Net Investment Income
$0$376K$753K$1M$2M20202021202220232024
Metric202420232022
Total Assets$122,928$299,729$331,352
Revenue$1,368,188$561,465$614,062
Expenses$1,269,290$857,848$555,928
Qualifying Distributions
Net Investment Income$3,453$4,122$2,907
Distributable Amount

Giving Over Time

Total grant dollars and number of grants per year

$0$155K$310K$465K$619K0 grants20200 grants20210 grants20222 grants20234 grants2024

Grant Insights

How this funder distributes its grants

Top Recipients

Top 4 recipients in 2024

MCLEAN HOSPITAL$250KPEAR & CLOVER INC$250KSTEM NEXT OPPORTUNITY FUND$100KTHE CONCORD CONSORTIUM$19K

Grant Size Distribution

6 grants across all recorded years

3<$50K$50–100K1$100–250K2$250–500K$500K–1M$1–5M$5M+

Giving History

Grant recipients and amounts by year

Among its reported 2024 grants, the largest include Mclean Hospital ($250,000), Pear & Clover Inc ($250,000), Stem Next Opportunity Fund ($100,000).

RecipientPurposeAmount
MCLEAN HOSPITAL BELMONT, MAASSISTANCE WITH STEM EDUCATION RESEARCH$250,000
STEM NEXT OPPORTUNITY FUND SAN DIEGO, CAASSISTANCE WITH STEM EDUCATION RESEARCH$100,000
PEAR & CLOVER INC CAMBRIDGE, MAASSISTANCE WITH STEM EDUCATION RESEARCH$250,000
THE CONCORD CONSORTIUM CONCORD, MAASSISTANCE WITH STEM EDUCATION RESEARCH$19,462

Leadership & Key People

Officers and directors from IRS filings

Compensation Overview

From 2024 IRS filing

BARNAS MONTEITHRESEARCH$120KPENDRED NOYCESECRETARY$78K

From 2024 filing

NameTitleHoursCompensation
WALTER SIMSONPRESIDENT2
STEVE RASMUSSENTREASURER1
PENDRED NOYCESECRETARY40$77,596
GRETCHEN WALKERMEMBER1
BARNAS MONTEITHRESEARCH40$120,195

Subject Areas

Focus areas based on grantmaking activity

Frequently Asked Questions

What is Tumblehome Inc?

Tumblehome Inc is a nonprofit organization focused on Education, based in BOSTON, MA. It holds $123K in total assets as of 2024.

How large is Tumblehome Inc?

As of 2024, Tumblehome Inc holds $123K in total assets with $1.4M in annual revenue. It awarded 4 grants totaling $619K in 2024.

Where does Tumblehome Inc operate?

Tumblehome Inc has awarded grants in California, Massachusetts.

What size grants does Tumblehome Inc award?

In 2024, Tumblehome Inc awarded 4 grants totaling $619K — an average of about $155K per grant, based on its IRS Form 990 filings.

What is Tumblehome Inc's EIN?

Tumblehome Inc's EIN (Employer Identification Number) is 82-4411465. IRS Form 990 filing data is available on this page for 2020–2024.

Explore Open Grants

Browse active grant opportunities in Tumblehome Inc's focus areas in our free grants database

Related Funders

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Data last updated April 2026. Sourced from IRS Form 990-PF filings.

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