Is it real?
Yes. Never revoked by the IRS. Latest filing on record: FY2024. IRS ruling in Jun 1967.
IRS Pub. 78 · IRS Auto-Revocation List · IRS Business Master File
Where the money goes
96 cents of each dollar spent went to programs.
Form 990 Part IX, line 25, columns B–D. Every line is in By the numbers.
Something off? Claim to add context
Who runs it and what they're paid
3 people listed on the 990; $36K paid to officers and key staff.
Artemis Anninou’s $30K as Secretary, Director is at the 86th percentile of top reported officer pay among 250 <$100K arts & culture 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 | FY2024 | FY2023 | FY2022 | FY2021 | FY2020 |
|---|---|---|---|---|---|
| Artemis Anninou | $30,048 | $36,099 | $38,500 | $31,500 | $42,000 |
| Hajo Neis | — | — | $3,150 | $10,500 | $9,450 |
| Randall Schmidt | — | — | — | — | $4,386 |
| Lily Alexander | — | — | — | — | $4,000 |
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.
See Center for Environmental Structure executive salaries →Questions the 990 asks
The form asks each of these directly. These are the filed answers.
- Family or business ties among officersPt VI · Ln 2No
- Top official's pay set by an independent reviewPt VI · Ln 15aNo
Programs and updates
Develops innovative and experimental architectural designs.
Questions for Center for Environmental Structure
Your first name shows with your question. Center for Environmental Structure answers here, for everyone.
Archive Research Project
Developing a comprehensive digital and physical archive of all the work done by christopher alexander and the center for environmental structure since 1967. This includes 29,000 records of projects, written reports on projects, teaching materials, books, articles, conferences, art and artefacts.
Publishing services, the nature of order and websites
Application of principles from the nature of order and pattern language to architectural projects. These projects include basic research and establish models for use throughout the world.
By the numbers
The FY2023 990, line by line.
Download 990
| Line | Start FY23 | End FY23 |
|---|---|---|
| Cash and savingsLn 1–2 | $209K | $84K |
| Land, buildings, equipmentLn 10c | $34K | $32K |
| Total assetsLn 16 | $933K | $802K |
| LiabilitiesLn 26 | $433K | $433K |
| Net assetsLn 32 | $500K | $369K |
| Line | Total | Programs | Management | Fundraising |
|---|---|---|---|---|
| Pay of current officers, directors and key staffLn 5 | $36K | $36K | ||
| Other salaries and wagesLn 7 | $104K | $104K | ||
| Payroll taxesLn 10 | $6K | $6K | ||
| Accounting feesLn 11c | $2K | $2K | ||
| OccupancyLn 16 | $31K | $28K | $2K | |
| Depreciation, depletion and amortizationLn 22 | $2K | $2K | ||
| InsuranceLn 23 | $2K | $2K | ||
| Other expenses (24a–d)Ln 24 | $25K | $21K | $4K | |
| All other expensesLn 24e | $1K | $940 | $436 | |
| Total functional expensesLn 25 | $208K | $199K | $9K | $0 |
Filing history
| Year | Money in | Money out | In minus out | Net assets | Download |
|---|---|---|---|---|---|
| FY2024 LatestFiled with the IRS Nov 13, 2025 | $39K | $238K | −$200K | $170K | 990 PDF |
| FY2023 ViewingFiled with the IRS Nov 4, 2024 | $78K | $208K | −$131K | $369K | 990 PDF |
| FY2022Filed with the IRS Oct 30, 2023 | $72K | $292K | −$220K | $500K | 990 PDF |
| FY2021Filed with the IRS Oct 31, 2022 | $121K | $276K | −$156K | $720K | 990 PDF |
| FY2020Filed with the IRS Nov 4, 2021 | $88K | $320K | −$232K | $876K | 990 PDF |
Schedules filed Part IV
See the full FY2023 990 (6 parts)
Part I · Summary $77,545 revenue, 12 lines filed
Part VI · Governance 3 of 3 board members independent, 4 to look at
Part VIII · Statement of revenue $77,545 across 5 lines filed
Part IX · Statement of functional expenses $208,340 across 9 lines filed
Part X · Balance sheet $801,963 assets, 12 lines filed
Part XI · Reconciliation of net assets $369,213 net assets at year end
Form 990 e-file (XML) FY2023 from the IRS · Classification, formation year and address from the IRS Business Master File
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