Public Charity

SOLAR SISTER INC

SOLAR SISTER INC is a nonprofit organization categorized as Public Charity based in GREAT FALLS, VA. Its most recent IRS filing (2024) reports revenue of $2.3M, expenses of $1.9M, total assets of $3.8M. Imperigo tracks 31 reported grant relationships connected to this organization totaling approximately $1.6M.

EIN: 271185128 GREAT FALLS, VA International Economic Development NTEE: Q32 Latest filing: 2024
Total Revenue$2.3M
Total Expenses$1.9M
Total Assets$3.8M
Grant Records31
Funding Total$1.6M
Filing Years2020–2024

Mission

SOLAR SISTER ERADICATES ENERGY POVERTY BY EMPOWERING WOMEN WITH ECONOMIC OPPORTUNITY. WE ARE CREATING A DELIBERATELY WOMAN-CENTERED DIRECT SALES NETWORK TO BEING THE BREAKTHROUGH POTENTIAL OF CLEAN ENERGY TECHNOLOGY TO EVEN THE MOST REMOTE COMMUNITIES IN RURAL AFRICA.

Where $100 goes at Solar Sister Inc

How Solar Sister Inc divides every $100 it spends, from its own Form 990 filings, averaged across 8 years.

$78 Programs the work itself
$17 Management running the organization
$5 Fundraising raising the next dollar

Inside the $78 for programs

$78
Through its affiliated organizations, Solar Sister eradicates energy poverty, empowering women and girls with economic opportunity by creating a deliberately women-centered direct sales network to bring the breakthrough…
All program spending · Reported in the filing: 10,000 entrepreneurs
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Source: Form 990 filings with the IRS, latest fiscal year 2024. Shares are from the organization's reported expenses. Data by Imperigo; not affiliated with the IRS.

Officers & Directors

DIRECTOR Adam M Tomiak
DIRECTOR Betsy Henderson
DIRECTOR Brian Waswani Odhiambo
FOUNDER AND SENIOR ADVISOR Katherine Lucey
SECRETARY Linda Rich Wanerman
DIRECTOR Lindsey Greer

Officer compensation and complete director data available with membership.

Top Grant Purposes

General Support
$900,218 16 grants
Economic Development
$410,636 6 grants
Research & Policy
$150,000 1 grant
International Aid & Development
$80,580 4 grants
Environment & Conservation
$25,000 1 grant

Financial Trends

Year Revenue Expenses Assets
2024 $2.3M $1.9M $3.8M
2023 $1.8M $1.7M $3.5M
2022 $3.2M $3.2M $719K
2021 $2.4M $2.5M $696K
2020 $1.7M $1.8M $665K

Between 2020 and 2024, reported annual revenue grew from $1.7M to $2.3M (+33%), with total assets most recently reported at $3.8M.

Interactive year-over-year charts and full filing details available with membership.

See the full picture for SOLAR SISTER INC

Complete financials, all 31 grant records, officer compensation, year-over-year trend charts, a geographic grant map, and data exports — across 880,000+ organizations.

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