Mission
To create and support one-to-one mentoring relationships that ignite the power and promise of youth.
Public Charity
Big Brothers Big Sisters of the Bay Area
Big Brothers Big Sisters of the Bay Area is a nonprofit organization categorized as Public Charity based in Oakland, CA. Its most recent IRS filing (2025) reports revenue of $3.7M, expenses of $3.5M, total assets of $5.2M. Imperigo tracks 112 reported grant relationships connected to this organization totaling approximately $7.3M.
EIN: 237108045
Oakland, CA
Latest filing: 2025
Total Revenue$3.7M
Total Expenses$3.5M
Total Assets$5.2M
Grant Records112
Funding Total$7.3M
Filing Years2021–2025
Where $100 goes at Big Brothers Big Sisters of the Bay Area
How Big Brothers Big Sisters of the Bay Area divides every $100 it spends, from its own Form 990 filings, averaged across 8 years.
$69
Programs
the work itself
$13
Management
running the organization
$18
Fundraising
raising the next dollar
Inside the $69 for programs
$69
The Organization serves the counties of Alameda, Contra Costa, Marin, San Francisco, San Mateo, Santa Clara, Napa, Solano, and Sonoma through community-based and workplace-based mentoring
Source: Form 990 filings with the IRS, latest fiscal year 2025. Shares are from the organization's reported expenses. Data by Imperigo; not affiliated with the IRS.
Sample Grants Received
GENERAL SUPPORT
$65,044
$294,267
CAPACITY BUILDING
$146,256
Community Based Youth Mentoring To Strengthen Cult
$109,860
GENERAL SUPPORT
$90,917
Showing up to 5 of 112 total records — full history available with membership.
Officers & Directors
Development Director, Annual Fund and Operations
Adrianna Larson
Board Member
Alexandra Legend Siegel
VP of Program Impact and Innovation
Allison Rhodes-Baker
Board Member
Andrew Barnette
Board Member
Ashley Shaw Thompson
Board Member
Brianna Rogers
Officer compensation and complete director data available with membership.
Top Grant Purposes
Financial Trends
| Year | Revenue | Expenses | Assets |
|---|---|---|---|
| 2025 | $3.7M | $3.5M | $5.2M |
| 2024 | $5.3M | $4.0M | $5.2M |
| 2023 | $4.9M | $2.8M | $3.8M |
| 2022 | $2.4M | $2.3M | $1.4M |
| 2021 | $2.8M | $2.3M | $1.7M |
Between 2021 and 2025, reported annual revenue grew from $2.8M to $3.7M (+34%), with total assets most recently reported at $5.2M.
Interactive year-over-year charts and full filing details available with membership.