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Washington, D.C. · Nonprofit

SIOR FOUNDATION

SIOR FOUNDATION (Washington, D.C.) receives grants from 8 organizations whose IRS filings report $1,185,109 to it, the largest being NETWORK FOR GOOD ($1,094,249). 5 of them have funded it in more than one year, and 92% of the money arrives through donor-advised or pass-through sponsors rather than from an institution directly.

Revenue FY2025
$792k
Funders on record
8
Grants received
$1.2M
Net assets
$8.3M
5/8 repeat funderspeak grant-dependency 43%
01What it does

What Sior Foundation does

Mission

Promote and support initiatives that educate, enhance and expand the commercial real estate community.

As stated on its FY2025 Form 990.

Programs

  1. Grants to sior and non-profit entities for support of real estate education and leadership training. To support commercial real estate articles in a quarterly publication that reached over 4,000 professionals per issue in circulation.

    $238,600 spentof which $237,702 as grants
    55% of program spending
  2. Sior chapter matching scholarship program: to encourage and assist the best and brightest students studying commercial real estate. Supported 18 sior chapters in the u.s. And canada in supporting 60+ students at 31 educational institutions.

    $89,705 spentof which $89,705 as grants
    21% of program spending
  3. Sior chapter matching educational speakers and community programs: to assist sior chapters in educating commercial real estate professionals and industry stakeholders, and to enhance public education, understanding, and awareness of the industry. Supported 2 sior chapters and 6 regions around the u.s., canada, & europe to provide 8 commercial real estate educational programs with leading industry expert speakers that impacted over 2,000 commercial real estate professionals and students.

    $50,000 spentof which $50,000 as grants
    12% of program spending
  4. Student real estate experience program: to provide a program that will enable undergraduate and graduate students to attend industry wide conferences as well as regional and chapter events in order to promote the commercial real estate industry as a viable and exciting career option to potential professionals.

    $30,419 spentof which $27,535 as grants
    7% of program spending
  5. Mildred c. Hanson, sior memorial scholarship program: to encourage and assist female students in obtaining an education that will lead them into productive careers in the real estate industry.

    $21,995 spentof which $21,995 as grants
    5% of program spending

The 5 programs described on its FY2024 Form 990, listed largest first by expense. Program spending in total: $430,719.

02The organization over time

The organization over time

Each line starts at 100 in 2017, so what you read is the shape rather than the size: 150 means half as much again as 2017, 50 means half. The number beside each label in the key is where it ended. The shaded band is where the middle 50% of its peers' revenue would sit, given their growth.

100 = 20172017 Revenue 100 ($584k) Expenses 100 ($374k) Net assets 100 ($4.4M)2018 Revenue 87 ($507k) Expenses 107 ($400k) Net assets 113 ($4.9M)2019 Revenue 100 ($585k) Expenses 125 ($468k) Net assets 119 ($5.2M)2020 Revenue 105 ($611k) Expenses 114 ($425k) Net assets 143 ($6.2M)2021 Revenue 82 ($479k) Expenses 104 ($389k) Net assets 172 ($7.5M)2022 Revenue 240 ($1.4M) Expenses 157 ($587k) Net assets 151 ($6.6M)2023 Revenue 114 ($663k) Expenses 152 ($568k) Net assets 163 ($7.1M)2024 Revenue 137 ($798k) Expenses 193 ($722k) Net assets 181 ($7.9M)2025 Revenue 136 ($792k) Expenses 219 ($817k) Net assets 191 ($8.3M)
'17'18'19'20'21'22'23'24'25
Revenue (136)Expenses (219)Net assets (191)Peer revenue range

Balance sheet

Total assets and total liabilities at each year end, in dollars. The largest one-year move in total assets was 2020 to 2021, from $6.3M to $7.5M (+19%).

$4.4M
$5.0M
$5.2M
$6.3M
$7.5M
$6.7M
$7.2M
$8.1M
$8.5M
'17'18'19'20'21'22'23'24'25
Total assetsTotal liabilities

How it's funded, over time

Each bar is one year's revenue split into where it came from, and every bar is the same height — these are shares, not amounts, so a year that raised twice as much looks the same size. Hover a bar for the split.

2017
2018
2019
2020
2021
2022
2023
2024
2025
ContributionsProgram revenueInvestmentOther

61% of SIOR FOUNDATION’s revenue is contributions — about as donation-reliant as the typical peer (62% for the typical peer).

This organization
Typical peer · 12,439 orgs

Surplus & reserves

Operating surplus or deficit each year, and months of liquidity in hand. 1 of the last 9 reported years ran a deficit.

$210k
’17
$107k
’18
$117k
’19
$187k
’20
$90k
’21
$816k
’22
$96k
’23
$76k
’24
−$25k
’25
5.4
months of
reserve

Leadership and staff

The officers, directors, trustees and key employees listed on each return. Joined and no longer listed compare each filing with the year before, matching people by surname and first initial; a year after a gap, or a roster under three people, has no comparison.

'17'18'19'20'21'22'23'24'25
Listed175151484642414246
Joined·+50+6+2+3+1+8+1+13
No longer listed·166555909
03Who funds it

Who funds it, year by year

2017 → 2023: the base held at 3 funders, grant income rose $94k → $208k.

2 of 8 of your funders are donor-advised or pass-through sponsors (tagged DAF) — 92% 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 SIOR FOUNDATION’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

SIOR FOUNDATION leans on a few funders — its largest provides 92% of grant income and the top three 99%; half comes from just 1 funder.

the vertical line marks half of all grant income — 1 funder to its left

92% 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 SIOR FOUNDATION.

92%
largest funder
99%
top three
~1
effective funders

Largest funder’s share by year: 2017 97% · 2018 96% · 2019 97% · 2020 87% · 2021 90% · 2022 89% · 2023 91% — diversifying over time.

“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.

How long its funders stay

57% of SIOR FOUNDATION's funders are still giving 3 years after their first grant; 63% give in more than one year at all.

first grant+1y+2y+3y+4y+5y

Share of funders still giving k years after their first recorded grant, pooled across every acquisition cohort. A funder counts as retained in a year only if it made a grant that year. Measured to FY2023, the last fiscal year that has finished arriving — a funder cannot be counted as lapsed in a year most filers have not reached.

Where its funders are

92% of SIOR FOUNDATION's grant income arrives through donor-advised or pass-through sponsors, whose addresses record where the money is held rather than where the donor is. Of the $91k that is directly attributable, 100% of it comes from funders outside Washington, D.C., across 5 states.

NJ
UT
NE
NC
LA

In-state vs out-of-state, by year

’17
’18
’19
’20
’21
’22
’23
Washington, D.C. out of state home

Funder states come from each funder’s own filing. $1.1M 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.

04Its place in the field

Against its field

SIOR FOUNDATION's revenue grew 36% between 2017 and 2025.

Operating margin−3% · below the median
Months of reserve5.4mo · below the median
Revenue growth (annualized)4% · below the median

this organization peer median middle 50% of peers· 7,175 community improvement nonprofits $100k–$1M, FY2025

Organizations like SIOR FOUNDATION

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 Washington, D.C.

Nationally

05Profile & governance

Read directly from this organization’s own Form 990, as neutral context.

Where the money goes

53% of spending goes to programs.

Program 53%Management 40%Fundraising 7%

Governance

44
board members
100%
independent
✓Conflict-of-interest policy✓Whistleblower policy✓Document retention✓Board reviewed the 990✓Audited financials

Public support

76%

Share of support from the public (Schedule A) — the basis for its public-charity status.

Footprint & structure

Files a return copy in 2 states

IL
CA

Screen this organization

A dated, signed PDF of the compliance screen for SIOR FOUNDATION: 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.

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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 SIOR FOUNDATION?
SIOR FOUNDATION (Washington, D.C.) receives grants from 8 organizations whose IRS filings report $1,185,109 to it, the largest being NETWORK FOR GOOD ($1,094,249). 5 of them have funded it in more than one year, and 92% of the money arrives through donor-advised or pass-through sponsors rather than from an institution directly.
How many funders does SIOR FOUNDATION have?
IRS filings report 8 organizations giving $1,185,109 in grants to SIOR FOUNDATION, 5 of which have funded it in more than one year.
Who is the largest funder of SIOR FOUNDATION?
NETWORK FOR GOOD is the largest funder on record, with $1,094,249 in grants. The full list of funders is on this page.
How can an organization like SIOR FOUNDATION find more funders?
Start with the funders already giving here, then look at the foundations that back similar organizations in Washington, D.C.. The funding by cause and by state pages list the largest funders for a given area and how to approach them.

These figures are read directly from IRS Form 990 / 990-PF e-file XML: this organization’s own return for FY2025 (financials across 2017–2025), and the filings of 8 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