Status and standing
Is it real, and can you give to it?
Where the money goes
What each dollar paid for.
Statement of Functional Expenses
Financial health
Is it on solid ground?
Summary of the Filing
| FY2020 | $638K |
|---|---|
| FY2021 | $671K |
| FY2022 | $576K |
| FY2023 | $1.1M |
| FY2024 | $1.3M |
| FY2024 | $1.6M |
| FY2020 | $179K |
|---|---|
| FY2021 | $153K |
| FY2022 | $79K |
| FY2023 | $507K |
| FY2024 | $303K |
| FY2024 | $362K |
Balance Sheet
Statement of Revenue
Financial Metrics
Same NTEE category, revenue band, and state where available. Descriptive — not a grade.
| Metric | This org | Peer median | Percentile |
|---|---|---|---|
| Program ratio | 68% | — | — |
| Overhead ratio | 32% | — | — |
| Fundraising cost ratio | 0% | — | — |
| Revenue growth | 57% | — | — |
| Investment management fee ratio | 0.4% | — | — |
| Legal fee ratio | 0% | — | — |
| Accounting fee ratio | 0.8% | — | — |
| Fundraising fee ratio | 0% | — | — |
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.
Leadership and pay
Who runs it, and what are they paid?
Officers, Directors & Key Employees
Emily Clifton’s $230K as Exec. Director is at the 72nd percentile of top reported officer pay among 363 $1–10M 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 · 7 named individuals · Part VII
| Name | FY2024 | FY2024 | FY2023 | FY2022 | FY2021 | FY2020 |
|---|---|---|---|---|---|---|
| Neil Weinstein | — | $261,151 | $219,520 | $208,200 | — | — |
| Emily Clifton | $230,112 | $208,820 | $188,720 | $167,170 | — | — |
| Mary Roman | $152,850 | $226,601 | $202,513 | — | — | — |
| Neil Weinstein | $203,806 | — | — | — | $212,070 | $216,580 |
| David Miller | $178,974 | $182,412 | $173,432 | $148,448 | — | — |
| Emily Clifton | — | — | — | — | $152,920 | $143,188 |
| David Miller | — | — | — | — | $119,454 | — |
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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Governance & Policies
- 5Voting board membersPt VI · Ln 1a
- 4Independent board membersPt VI · Ln 1b
- Conflict-of-interest policyPt VI · Ln 12aYes
- Whistleblower policyPt VI · Ln 13Yes
- Document retention policyPt VI · Ln 14Yes
- Top official’s pay independently reviewedPt VI · Ln 15aYes
- Family or business ties among leadersPt VI · Ln 2No
Mission and programs
What it does.
Researches sustainable stormwater management for urban and developing areas.
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Where the work happens
Other Program Services
This included support to a variety of municipalities for policy, planning, design, and implementation efforts. This includes planning, design, and permitting support for a green and complete street project in mount rainier, maryland, and policy development, planning, and technical assistance to cheverly and hyattsville, maryland, to…
This contract was to provide staff augmentation services to support the prince george's county clean water partnership. Activities included serving as a technical director for the stormwater manitenance program; acting as a liaison to county and state regulatory agencies; providing technical oversight for the planning and implementation…
The lid center is under a multi-year contract to assist prince george's county, MD, meet its stormwater permit, chesapeake bay watershed, and related stormwater and community goals and resquirements.
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Funders
Who pays for it.
From grant filings on record. Receipts are incomplete: individual donors are never listed.
Grants
Filing history
Every return on file.
| Year | Revenue | Expenses | Change | Filing |
|---|---|---|---|---|
| FY2024 Viewing | $3.2M | $2.8M | +57% | 990 PDF |
| FY2023 | $2.0M | $2.0M | +57% | 990 PDF |
| FY2022 | $1.3M | $1.3M | -3% | 990 PDF |
| FY2021 | $1.3M | $1.3M | -19% | 990 PDF |
| FY2020 | $1.6M | $1.6M | 990 PDF |
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Schedules filed Part IV
Full filing: Form 990 for FY2024
Part IX · Statement of functional expenses $2,763,918 across 31 lines filed
Not shown yet: ratings, outcomes, and peer benchmarks. A Form 990 doesn’t report them.
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Sources
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