Small Public Charity

CITY SYSTEMS

CITY SYSTEMS is a nonprofit organization categorized as Small Public Charity based in WALNUT CREEK, CA. Its most recent IRS filing (2026) reports revenue of $59K, expenses of $83K, total assets of $11K.

EIN: 820626190 WALNUT CREEK, CA Research Institutes & Public Policy Analysis NTEE: S05 Latest filing: 2026
Total Revenue$59K
Total Expenses$83K
Total Assets$11K
Grant Records0
Filing Years2022–2026

Mission

Our mission is to research and build lasting solutions to systemic challenges within cities through a combination of affordable, equitable design and long-term local partnerships.

Where $100 goes at City Systems

How City Systems divides every $100 it spends, from its own Form 990-EZ filings, averaged across 5 years.

$76 Programs the work itself
$24 Everything else operations and overhead

Form 990-EZ reports program spending but doesn't separate management from fundraising, so those are shown together.

Inside the $76 for programs

$53
Supported private clients in data science consulting…
70% of program spending
$23
Support permitting and development of accessory dwelling unit in east palo alto to support ongoing housing initiative
30% of program spending
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Source: Form 990-EZ filings with the IRS, latest fiscal year 2026. Shares are from the organization's reported expenses. Data by Imperigo; not affiliated with the IRS.

Officers & Directors

CEO Derek Ouyang
CFO Robert Best

Officer compensation and complete director data available with membership.

Financial Trends

Year Revenue Expenses Assets
2026 $59K $83K $11K
2025 $66K $91K $20K
2024 $28K $111K $45K
2023 $126K $211K $128K
2022 $251K $84K $213K

Between 2022 and 2026, reported annual revenue declined from $251K to $59K (-77%), with total assets most recently reported at $11K.

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

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