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Nonprofit · EIN 27-0029803

CLEAN ENERGY STATES ALLIANCE INC

Tax-exempt · MONTPELIER, VT 05602

Financials

$1.6M$1.8M2022$2.5M$1.9M2023$1.6M$1.9M2024
Revenue Expenses · by fiscal year end
Financials of CLEAN ENERGY STATES ALLIANCE INC by year, from its e-filed returns
Year endedFormRevenueExpensesNet incomeTotal assetsLiabilitiesNet assets
June 30, 2025990$1,596,681$1,946,456-$349,775$1,061,028$173,003$888,025
June 30, 2024990$2,505,505$1,927,253$578,252$1,770,917$533,117$1,237,800
June 30, 2023990$1,613,557$1,811,104-$197,547$947,320$287,772$659,548
Financial details: 990 for the year ended June 30, 2025

Revenue

Contributions, gifts and grants
$1,050,221
Membership dues
$597,800
Program service revenue
$521,650
Investment income
$24,810
Other revenue
$0

Expenses

Grants and similar amounts paid
$0
Compensation of officers, directors and key employees
$302,804
Other salaries and wages
$468,481
Salaries, compensation and benefits (total)
$1,280,500
Professional fundraising fees
$0
Legal fees
$112
Accounting fees
$9,600
Occupancy
$18,956
Travel
$54,341
Program services (functional)
$1,529,052
Management and general (functional)
$397,200
Fundraising (functional)
$20,204

Balance sheet and other

Total assets, start of year
$1,770,917
Total assets, end of year
$1,061,028
Total liabilities, end of year
$173,003
Net assets, end of year
$888,025
Net assets without donor restrictions
$608,217
Net assets with donor restrictions
$279,808
Gross receipts
$1,596,681
Employees
0
Volunteers
13
Year formed
2002
State of legal domicile
VT

From the e-filed returns the IRS publishes as XML (latest three processing years; amended returns replace the original). PDF copies at the IRS.

Officers, directors and key employees

As listed on the 990 for the year ended June 30, 2025, highest compensation first.

NameTitleHours / weekCompensationFrom related orgsOther / benefits
Anthony VargoCFO
Officer
40$0$184,579$56,651
Warren LeonExecutive Director and President
Officer
36$0$192,285$41,636
Seth MullendorePresident
Trustee or director, Officer
40$0$181,252$52,195
Todd Olinsky-PaulSenior Project Director
Highest-paid employee
40$0$125,458$72,908
Maria CostelloSecretary
Officer
40$0$105,599$49,001
Betsy KaufmanDirector
Trustee or director, Officer
1$0$0$0
Jeremy LewisDirector
Trustee or director
1$0$0$0
Antonio GoncalvesDirector
Trustee or director
1$0$0$0
Sergio CarilloTreasurer
Trustee or director
1$0$0$0
Deana CarrilloVice Chair
Trustee or director
1$0$0$0
Georges SassineDirector
Trustee or director
1$0$0$0
Galen NelsonChair
Trustee or director
1$0$0$0
Daniel WhiteDirector
Trustee or director
1$0$0$0
Regina StrongDirector
Trustee or director
1$0$0$0
Sarah DuffyDirector
Trustee or director
1$0$0$0
2 more people on this return
NameTitleHours / weekCompensation
Mayane Chavez Barudin left during FDirector
Trustee or director
1$0
Tony ReamesDirector
Trustee or director
1$0
990 for the year ended June 30, 2024: 19 people
NameTitleHours / weekCompensationFrom related orgsOther / benefits
Warren LeonExecutive Director and President
Officer
36$0$193,721$31,991
Anthony VargoCFO
Officer
40$0$177,233$43,565
Seth MullendorePresident
Trustee or director, Officer
40$0$176,783$42,819
Todd Olinsky-PaulSenior Project Director
Highest-paid employee
40$0$118,028$60,164
Maria CostelloSecretary
Officer
40$0$98,711$39,234
Betsy KaufmanChair
Trustee or director, Officer
1$0$0$0
Brian Granahan left during FY24Vice Chair
Trustee or director, Officer
1$0$0$0
Jeremy LewisDirector
Trustee or director
1$0$0$0
Antonio GoncalvesDirector
Trustee or director
1$0$0$0
Danielle Deane-Ryan left during FY2Director
Trustee or director
1$0$0$0
Sergio CarilloTreasurer
Trustee or director
1$0$0$0
Deana CarrilloDirector
Trustee or director
1$0$0$0
Georges SassineDirector
Trustee or director
1$0$0$0
Galen NelsonDirector
Trustee or director
1$0$0$0
Daniel WhiteDirector
Trustee or director
1$0$0$0
Regina StrongDirector
Trustee or director
1$0$0$0
Sarah DuffyDirector
Trustee or director
1$0$0$0
Mayane Chavez BarudinDirector
Trustee or director
1$0$0$0
Tony ReamesDirector
Trustee or director
1$0$0$0
990 for the year ended June 30, 2023: 18 people
NameTitleHours / weekCompensationFrom related orgsOther / benefits
Warren LeonExecutive Director and President
Officer
36$0$194,623$31,298
Seth MullendorePresident
Trustee or director, Officer
40$0$164,423$38,565
Anthony VargoCFO Corporate Treasurer
Officer
40$0$169,230$33,596
Todd Olinsky-PaulSenior Project Director
Highest-paid employee
40$0$112,879$53,913
Maria CostelloSecretary
Officer
40$0$99,119$35,395
Betsy KaufmanChair
Trustee or director, Officer
1$0$0$0
Brian GranahanVice Chair
Trustee or director, Officer
1$0$0$0
Ryan Wiser left during FY23Director
Trustee or director
1$0$0$0
Jeremy LewisDirector
Trustee or director
1$0$0$0
Antonio GonsalvesDirector
Trustee or director
1$0$0$0
Danielle Deane-RyanDirector
Trustee or director
1$0$0$0
Sergio CarilloDirector
Trustee or director
1$0$0$0
Deana CarrilloDirector
Trustee or director
1$0$0$0
Georges SassinDirector
Trustee or director
1$0$0$0
Galen NelsonDirector
Trustee or director
1$0$0$0
Daniel WhiteDirector
Trustee or director
1$0$0$0
Regina StrongDirector
Trustee or director
1$0$0$0
Sara DuffyDirector
Trustee or director
1$0$0$0

Address and contacts

Address (IRS master file)
50 STATE ST STE 1, MONTPELIER, VT 05602-2957
In care of
% SARA TRAVIS
Principal officer (990 for 2024)
Anthony Vargo, 50 State Street STE 1, Montpelier, VT 05602
Signed the 990
Anthony Vargo, Officer
Return prepared by
Wisehart Wimette Associates PLC

Mission

Technical support to States clean energy agencies. CESA is a national nonprofit organization dedicated to advancing state and local efforts to implement smart clean energy policies, programs, technology innovation, and financing tools.

990 for the year ended June 30, 2025

Program accomplishments

  • Member Services - This program focuses on providing the Member agencies with information, analysis, technical assistance, and related services. It includes annual member meetings, webinars, working groups, a listserv, special briefings, and individualized analysis in response to requests from Members.
    Expenses $278,148
  • Joint Projects - This program addresses specific high-priority issues that multiple Member agencies face. It promotes specific solutions to shared problems. Current focuses include strategies for implementing solar that benefits under-resourced communities, strategies for achieving 100 clean electricity at the state level, multi-state collaboration on offshore wind development, and consumer tools related to renewable thermal technologies.
    Expenses $1,250,904 · revenue $521,650

What it must file and when

IRS records say it files Form 990 or 990-EZ. Based on its last return; a smaller organization may file the 990-N. Its accounting year ends in June, so each return is due on the 15th day of the 5th month after that.

Tax yearYear endedDueIRS public records
2025June 30, 2026November 16, 2026Not due yet
2024June 30, 2025November 17, 2025990 on file
2023June 30, 2024November 15, 2024990 on file

IRS record

EIN
27-0029803
Tax-exempt status
501(c)(3): Charitable, religious, educational or scientific organization
Foundation status
Publicly supported organization (170(b)(1)(A)(vi))
Donations deductible (Pub 78)
Public charity, 50% deduction limit
Exempt since
2003
Accounting year ends
June
Files
Form 990 or 990-EZ
Category (NTEE)
Environment (C35)
Assets (IRS master file)
$1,061,028
Income (IRS master file)
$1,596,681

Filing history

FormYear endedRevenueExpensesAssetsReturn
990June 2025$1,596,681$1,946,456$1,061,028XML
990June 2024$2,505,505$1,927,253$1,770,917XML
990June 2023$1,613,557$1,811,104$947,320XML
990June 2022$1,229,033$1,469,613$1,022,746IRS
990June 2021–––IRS
990June 2019–––IRS

990-N: the IRS bulk file holds only the latest e-Postcard per organization; earlier years come from archived copies of that file since 2020 and can have gaps (the IRS e-Postcard search lists every one). 990, 990-EZ, 990-PF, 990-T: every e-filed return in the IRS e-file index since 2019; XML for the latest three processing years, amounts from the IRS Statistics of Income extracts before that. PDF copies and determination letters at the IRS (search EIN 27-0029803).

Questions about CLEAN ENERGY STATES ALLIANCE INC

What is the EIN of CLEAN ENERGY STATES ALLIANCE INC?
The employer identification number (EIN) of CLEAN ENERGY STATES ALLIANCE INC is 27-0029803.
Is CLEAN ENERGY STATES ALLIANCE INC tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2003.
Are donations to CLEAN ENERGY STATES ALLIANCE INC tax-deductible?
Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
Which annual return does CLEAN ENERGY STATES ALLIANCE INC file?
Form 990 or 990-EZ. Based on its last return; a smaller organization may file the 990-N.
When is the next return of CLEAN ENERGY STATES ALLIANCE INC due?
The return for tax year 2025 (the year ending June 30, 2026) is due November 16, 2026. Form 8868 extends it by six months; the 990-N cannot be extended.
When did CLEAN ENERGY STATES ALLIANCE INC last file with the IRS?
The latest return in the IRS public files is the 990 for the year ended June 2025.
Who is the principal officer of CLEAN ENERGY STATES ALLIANCE INC?
The 990 for the year ended June 30, 2025 names Anthony Vargo.
Who are the officers and directors of CLEAN ENERGY STATES ALLIANCE INC?
The 990 for the year ended June 30, 2025 lists 17 people; 0 received compensation from the organization.
How much revenue does CLEAN ENERGY STATES ALLIANCE INC have?
On its 990 for the year ended June 30, 2025 it reported revenue of $1,596,681, expenses of $1,946,456 and total assets of $1,061,028 at year end.

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