Quest Science Center
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Inspires and nurtures everyday exploration for lifelong engagement with science and technology. For fiscal year 2025 it reported $713K in revenue, $760K in expenses, and $540K in net assets.Pt I
Summary of the Filing
Where the work happens
Community Science and Engineering Programs
Quest fielded hands-on activities at over 50 events throughout the tri-valley and surrounding region, reaching over 20,000 attendees. These events included: science at stockmen's park, student and family science events at schools, library events, various community, festival, and holiday events, and several events sponsored by local…
Tri-Valley Innovation Fair
Quest planned and led the 7TH annual tri-valley innovation fair which was held at the alameda county fairgrounds. This popular event had 3,000 attendees in 2025, primarily youth and their families to see hands-on exhibits and demonstrations that showcased innovative regional science, technology, and education organizations.
Planetary Health/Sustainability Program
Quest ran a planetary health program with 50 high school volunteer interns from the tri-valley region. Projects included urban heat mapping, carbon garden, water management, stopwaste art, and school district climate literacy curriculum.
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Identity & Classification
Governance & Policies
Officers, Directors & Key Employees
Caleb Cheung’s $145K as Chief Learning Officer is at the 83rd percentile of top reported officer pay among 310 $100K–1M science & technology nonprofits. Peer set: organizations in the same NTEE major field of work and revenue-size band, compared on each org’s own highest-paid officer/key-employee, from Form 990 Part VII / 990-PF Part VIII. Descriptive placement, not a verdict on whether the pay is appropriate.
Compensation history total reportable pay by year · 4 named individuals · Part VII
| Name | FY2025 | FY2024 | FY2023 | FY2022 | FY2021 |
|---|---|---|---|---|---|
| Caleb Cheung | $144,955 | $144,955 | $134,633 | $144,217 | $138,217 |
| Cynthia Margulis | $114,111 | — | — | — | — |
| Michael Mosby | $47,000 | — | — | — | — |
| Katherine Young | — | — | — | — | $42,739 |
Total reportable compensation (Form 990 Part VII column D / Schedule J column E) by filing year, matched by name within this organization. The Schedule J base / bonus / deferred breakdown is not parsed into this dataset.
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Statement of Revenue
Statement of Functional Expenses
Balance Sheet
Financial Metrics
Same NTEE category, revenue band, and state where available. Descriptive — not a grade.
| Metric | This org | Peer median | Percentile |
|---|---|---|---|
| Program ratio | 71% | — | — |
| Overhead ratio | 8% | — | — |
| Fundraising cost ratio | 24% | — | — |
| Revenue growth | 19% | — | — |
Straight from the Form 990 — descriptive, not an evaluation. A ratio is hidden when its base is zero or too small to be meaningful; the dollars are always shown.
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Filings & Schedule Manifest
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