C40 Cities Climate Leadership Group
C40 Cities Climate Leadership Group reported $73.6 million in revenue and $69.6 million in expenses for calendar year 2024. Of every $100 it spent, $80.53 went to program services, $19.26 to management and general costs and $0.21 to fundraising. Its largest source of revenue was contributions and grants: 99.5% of the total. Government grants made up 15.4%. The highest compensation it reported for one person was $258,785 (Executive Director). 65 people received more than $100,000 in reportable compensation. Revenue rose 140% between 2019 and 2024. Source: Form 990, 2024.
Where $100 of spending went
Calendar year 2024 · Form 990, Part IX, line 25 · total expenses $70MFor context, the median across 371 covered environment charities: $85.82 programs, $10.80 management, $3.38 fundraising (medians computed separately, so they may not sum to $100).
Where $100 of revenue came from
Calendar year 2024 · Form 990, Part VIII · total revenue $74MThe 990 scorecard · same measures for every charity, no grades
| Measure | 2024 | Median |
|---|---|---|
| Program services Part IX 25(B) ÷ 25(A) | 80.5% | 83.6% |
| Management & general Part IX 25(C) ÷ 25(A) | 19.3% | 10.5% |
| Fundraising Part IX 25(D) ÷ 25(A) | 0.2% | 3.3% |
| Fundraising cost per $1 of contributions Part IX 25(D) ÷ Part VIII 1h | $0.00 | $0.03 |
| Contributions & grants share of revenue Part VIII 1h ÷ 12 | 99.5% | 87.6% |
| Government grants share of revenue Part VIII 1e ÷ 12 | 15.4% | 4.8% |
| Program service revenue share Part VIII 2g ÷ 12 | 0.3% | 3.2% |
| Highest reported compensation Part VII-A, columns D–F | $258,785 | $293,532 |
| Highest compensation as share of expenses Part VII-A ÷ Part IX 25(A) | 0.37% | 1.74% |
| People paid over $100,000 Part VII, line 2 | 65 | 7 |
| Net assets, in months of expenses Part X 33(B) ÷ monthly expenses | 6.8 | 18.8 |
| Independent voting board members Part VI 1a–1b | 9 of 9 | 100.0% |
A median is context, not a target: hospitals, universities, food banks and grantmakers spend in very different ways. What these measures can and can't tell you.
What the money paid for, in its own words
2024 · Form 990, Part III · the three largest programs by expenseIn 2024, C40 cities implemented 73 additional climate actions, taking the total number of actions to 1200. This contributed to a reduction of 7.5% of C40's collective GHG emissions in 2024 compared to 2015. In 2024, approx 75% of C40 cities reduced their emissions faster than their national government. In 2024, CHAMP initiative, designed to build further collaboration between national and subnational governments reached 74 signatories representing 36% of global emissions
Highest reported compensation
2024 · Form 990, Part VII, Section A · roles as filed; names are in the filing, not here| Role | From this org | From related orgs | Other | Total |
|---|---|---|---|---|
| Executive Director Officer, 40.0 hrs/week | $244,137 | $0 | $14,648 | $258,785 |
| Managing Director of Climate Action Implementation Highest compensated employee, 40.0 hrs/week | $207,110 | $0 | $27,392 | $234,502 |
| Deputy Executive Director Officer, 40.0 hrs/week | $208,389 | $0 | $12,503 | $220,892 |
| Programme Director, Air Quality Highest compensated employee, 40.0 hrs/week | $165,503 | $0 | $52,640 | $218,143 |
| Programme Director, Food and Waste Highest compensated employee, 40.0 hrs/week | $143,521 | $0 | $53,334 | $196,855 |
| Regional Director North America Highest compensated employee, 40.0 hrs/week | $150,378 | $0 | $45,599 | $195,977 |
| Director, Multilevel Partnerships | C40 x GCoM Joint Program Highest compensated employee, 40.0 hrs/week | $142,142 | $0 | $49,833 | $191,975 |
| MANAGING DIRECTOR OF CORP SERVICES Officer, 32.0 hrs/week | $128,727 | $0 | $7,724 | $136,451 |
65 people received more than $100,000 in reportable compensation from C40 Cities Climate Leadership Group (Part VII, line 2). Compensation of current officers, directors and key employees totaled $616K (Part IX, line 5).
6 years of filings
Form 990, Parts I, VII, IX and X · each row is that year's own filing, linkedGovernance answers, as filed
2024 · the organization's own yes/no answers; explanations, if any, are in Schedule O of the filing · what each means- Voting board members, and how many are independent Part VI, lines 1a–1b9 · 9 independent
- Audited financial statements Part XII 2bYes
- Conflict-of-interest policy Part VI 12aYes
- Whistleblower policy Part VI 13Yes
- Document retention policy Part VI 14Yes
- Independent process for top executive pay Part VI 15aYes
- Board given the 990 before filing Part VI 11aYes
- Family or business ties among insiders Part VI 2Yes
- Aware of a significant diversion of assets Part VI 5No
- Excess benefit transaction with an insider Part IV 25aNo
- Loans to or from insiders outstanding Part IV 26No
- Lobbying, or a 501(h) election in effect Part IV 4Yes
- Over $15,000 of professional fundraising services Part IV 18No
- Over $10,000 of activity outside the U.S. Part IV 14bYes
- Employees Part I, line 529
- Volunteers Part I, line 610
Largest outside contractors
2024 · Form 990, Part VII, Section B · businesses only| ICLEI - Local Governments for Sustainability Environmental Services | $1,075,622 |
| Remote Europe Holding BV Payroll & employment services | $1,046,973 |
| AmbroseTriNet Group Payroll & employment services | $1,019,709 |
| ORG MUN DIAL DE CIUDADES Y GOBIERNOS LOCALES Environmental Services | $509,949 |
| CPCS Transcom Limited management & consulting services | $361,088 |
Individuals listed as contractors are left out. 32 contractors were paid more than $100,000 in all.
Private foundation grants it received
3 private foundations reported grants to C40 Cities Climate Leadership Group totaling $2.0M on their tax year 2023 Form 990-PF returns. See which foundations, on WHOFUNDS.
Source: WHOFUNDS open grant graph, matched from Form 990-PF Part XV.
Correct a figure or respond
Every number above is copied from C40 Cities Climate Leadership Group's own Form 990. If one doesn't match the filing, that's our error and we'll fix it. If you work for C40 Cities Climate Leadership Group, you can publish a response that is linked from this page.
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Of every $100 C40 Cities Climate Leadership Group spent in 2024, $80.53 went to programs. The full breakdown, from its IRS Form 990:
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Similar-sized charities in this cause
- Open Space Institute Land TrustNew York, NY · revenue $73M · programs 80.1% · 2024
- League of Conservation Voters Education FundWashington, DC · revenue $75M · programs 90.0% · 2024
- Nokuse EducationFreeport, FL · revenue $71M · programs 99.4% · 2025
- The Atlanta Botanical GardenAtlanta, GA · revenue $76M · programs 77.8% · 2024
- Alliance to End Plastic WasteAustin, TX · revenue $68M · programs 75.9% · 2024
Questions people ask
How much of C40 Cities Climate Leadership Group's spending goes to programs?
In calendar year 2024, C40 Cities Climate Leadership Group reported that 80.5% of its $69.6 million in expenses went to program services, 19.3% to management and general and 0.2% to fundraising (Form 990, Part IX).
How much does C40 Cities Climate Leadership Group pay its top executive?
The largest total compensation C40 Cities Climate Leadership Group reported for one person in calendar year 2024 was $258,785, for the role of Executive Director (Form 990, Part VII, including compensation from related organizations and other compensation).
Where does C40 Cities Climate Leadership Group get its money?
Of $73.6 million in revenue in calendar year 2024, 99.5% came from contributions and grants (including 15.4% from government grants) and 0.3% from program service revenue (Form 990, Part VIII).
Is C40 Cities Climate Leadership Group a registered charity?
The IRS lists EIN 90-0634376 as a 501(c)(3) organization (publicly supported organization (170(b)(1)(a)(vi))), and its records show contributions as tax-deductible. Form 990 filings on record here cover tax years 2019, 2020, 2021, 2022, 2023, 2024. A filing shows what the organization reported; it doesn't by itself show whether a program works.
Sources
- 2024: Form 990 for calendar year 2024, object 202503189349304700 · read the filing · XML
- 2023: Form 990 for calendar year 2023, object 202443199349307419 · read the filing
- 2022: Form 990 for calendar year 2022, object 202303189349308385 · read the filing
- 2021: Form 990 for calendar year 2021, object 202243079349300329 · read the filing
- 2020: Form 990 for calendar year 2020, object 202143069349302474 · read the filing
- 2019: Form 990 for calendar year 2019, object 202013119349302421 · read the filing
All filings for EIN 90-0634376: ProPublica Nonprofit Explorer · IRS Tax Exempt Organization Search. Figures are as the organization reported them; we have not audited them.