California · Nonprofit
SAN FRANCISCO WIRELESS EMERGENCY MESH INC
SAN FRANCISCO WIRELESS EMERGENCY MESH INC (California) receives grants from 3 organizations whose IRS filings report $125,476 to it, the largest being AMATEUR RADIO DIGITAL COMMUNICATIONS ($100,000). 2 of them have funded it in more than one year.
- Revenue FY2022
- $170k
- Funders on record
- 3
- Grants received
- $125k
- Net assets
- $98k
What San Francisco Wireless Emergency Mesh Inc does
Mission
Disaster Preparedness and Relief Services
As stated on its FY2022 Form 990-EZ.
Programs
ARDC Grant - San Francisco Wireless Emergency Mesh SFWEM is a volunteer-led project to install a resilient high speed wireless network throughout San Francisco and the greater Bay Area for use during disasters emergencies and large community events by responders volunteers and served agencies.
$18,436 spent17% of program spendingSLPnet Grant - The Sierra-Lassen-Plumas Interoperability Network SLPnet is an effort to build a wireless common backbone for multiple emergency services public life safety public education,and amateur radio users.
$83,693 spent76% of program spendingUkraine - Humanitarian supplies given to EMT service providers evacuating the affected population
$5,930 spent5% of program spendingAdministrative Costs Software Subscription Legal Services etc
$1,951 spent2% of program spending
The 4 programs described on its FY2022 Form 990-EZ. Program spending in total: $110,010.
Who funds it, year by year
2020 → 2023: the base broadened from 1 funder to 2 funders, grant income fell $100k → $20k.
2 of 3 of your funders are donor-advised or pass-through sponsors (tagged DAF) — 20% of grant dollars received. That money is really individual donors directing a sponsor; the institutions to cultivate are the non-DAF funders.
From the IRS filings of SAN FRANCISCO WIRELESS EMERGENCY MESH INC’s funders (the co-funder graph). Association, not causation. Trends are read to FY2023, the last fiscal year that has finished arriving. FY2024–FY2026 are still being filed and are shown unshaded; they do not move any figure on this page.
How concentrated its funding is
SAN FRANCISCO WIRELESS EMERGENCY MESH INC leans on a few funders — its largest provides 80% of grant income and the top three 100%; half comes from just 1 funder.
the vertical line marks half of all grant income — 1 funder to its left
100% of the income these shares are computed over arrives through pass-through sponsors or from payers whose filings do not say what kind of payment it is. Concentration is still measured over all of it, because the money is real; what it does not support is a claim about how many institutions have chosen to fund SAN FRANCISCO WIRELESS EMERGENCY MESH INC.
Largest funder’s share by year: 2020 100% · 2021 100% · 2022 99% · 2023 100% — broadly stable.
“Effective funders” = inverse Herfindahl index (1 / Σ shareᵢ²) — the number of equal-sized funders that would give the same concentration. Trends are read to FY2023, the last fiscal year that has finished arriving. FY2024–FY2026 are still being filed and are shown unshaded; they do not move any figure on this page.
Where its funders are
100% of SAN FRANCISCO WIRELESS EMERGENCY MESH INC's grant income comes from California funders.
Funder states come from each funder’s own filing. $25k arriving through sponsors registered in 2 states is excluded from the map and the split above: a sponsor holds money on a donor’s behalf, so its registered address would place those dollars somewhere no donor need ever have been. Trends are read to FY2023, the last fiscal year that has finished arriving. FY2024–FY2026 are still being filed and are shown unshaded; they do not move any figure on this page.
Against its field
SAN FRANCISCO WIRELESS EMERGENCY MESH INC runs a healthier operating margin than three-quarters of the 4,644 public safety & disaster nonprofits its size.
this organization peer median middle 50% of peers· 4,644 public safety & disaster nonprofits $100k–$1M, FY2022
Organizations like SAN FRANCISCO WIRELESS EMERGENCY MESH INC
Organizations whose mission and program text most resemble this one, by semantic similarity over every organization in the US filings — the closest peers, and often the clearest route to shared or prospective funders.
In California
Nationally
Read directly from this organization’s own Form 990, as neutral context.
Footprint & structure
Files a return copy in 1 state
Screen this organization
A dated, signed PDF of the compliance screen for SAN FRANCISCO WIRELESS EMERGENCY MESH INC: IRS status (Business Master File, Publication 78, auto-revocation), the OFAC sanctions lists, the Internal Revenue Bulletin, and California registration, with the Rev. Proc. 2018-32 §8.01 reliance elements stated element by element. Generated from the current files at the moment you download it.
Screens are triage, not determinations; a source that cannot be read reports not screened, never clear. Screen this nonprofit · How the screen works · on the API as GET /api/screening/{ein}?format=pdf
Questions and answers
- Who funds SAN FRANCISCO WIRELESS EMERGENCY MESH INC?
- SAN FRANCISCO WIRELESS EMERGENCY MESH INC (California) receives grants from 3 organizations whose IRS filings report $125,476 to it, the largest being AMATEUR RADIO DIGITAL COMMUNICATIONS ($100,000). 2 of them have funded it in more than one year.
- How many funders does SAN FRANCISCO WIRELESS EMERGENCY MESH INC have?
- IRS filings report 3 organizations giving $125,476 in grants to SAN FRANCISCO WIRELESS EMERGENCY MESH INC, 2 of which have funded it in more than one year.
- Who is the largest funder of SAN FRANCISCO WIRELESS EMERGENCY MESH INC?
- AMATEUR RADIO DIGITAL COMMUNICATIONS is the largest funder on record, with $100,000 in grants. The full list of funders is on this page.
- How can an organization like SAN FRANCISCO WIRELESS EMERGENCY MESH INC find more funders?
- Start with the funders already giving here, then look at the foundations that back similar organizations in California. The funding by cause and by state pages list the largest funders for a given area and how to approach them.
Play a game about who funds San Francisco Wireless Emergency Mesh →
These figures are read directly from IRS Form 990 / 990-PF e-file XML: this organization’s own return for FY2022 (financials across 2022–2022), and the filings of 3 funders that report grants to it. “On record” means captured in the filings we have parsed — a funder that does not e-file, or whose grant detail is not itemized, will not appear. Filings run roughly 12–24 months behind. Trends on this page end at FY2023, the last fiscal year that has finished arriving; later years are shown and marked, and move no figure. Data on this page was exported October 14, 2026. What this page cannot tell you · view filing