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Idaho · Nonprofit

SIERRA SILVER MINE TOUR INC

SIERRA SILVER MINE TOUR INC (Idaho) receives grants from 3 organizations whose IRS filings report $18,700 to it, the largest being Innovia Foundation ($10,000). 2 of them have funded it in more than one year, and 86% of the money arrives through donor-advised or pass-through sponsors rather than from an institution directly.

Revenue FY2022
$280k
Funders on record
3
Grants received
$19k
Net assets
$312k
2/3 repeat funderspeak grant-dependency 4%
01What it does

What Sierra Silver Mine Tour Inc does

Mission

Provide mining information and experience through an underground tour and demonstration of mining techniques and history.

As stated on its FY2022 Form 990.

Program

  1. Conducted guided underground mine tours to educate the public about

    $306,418 spent$226,593 earned by the program
    100% of program spending

The program described on its FY2023 Form 990. Program spending in total: $306,418.

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 ($179k) Expenses 100 ($173k) Net assets 100 ($169k)2018 Revenue 99 ($178k) Expenses 108 ($187k) Net assets 94 ($159k)2019 Revenue 124 ($222k) Expenses 121 ($209k) Net assets 102 ($172k)2020 Revenue 137 ($245k) Expenses 117 ($203k) Net assets 128 ($215k)2021 Revenue 193 ($347k) Expenses 152 ($262k) Net assets 178 ($300k)2022 Revenue 156 ($280k) Expenses 155 ($268k) Net assets 185 ($312k)
201720182019202020212022
Revenue (156)Expenses (155)Net assets (185)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 $216k to $301k (+40%).

$171k
$159k
$174k
$216k
$301k
$322k
201720182019202020212022
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
ContributionsProgram revenueInvestmentOther

Government-grant reliance: 2020 4%. Grants only. Government contracts and fees sit inside program revenue.

0% of SIERRA SILVER MINE TOUR INC’s revenue is contributions — more earned-revenue than three-quarters of its peers (64% for the typical peer).

This organization
Typical peer · 19,547 orgs

Surplus & reserves

Operating surplus or deficit each year, and months of liquidity in hand. 1 of the last 6 reported years ran a deficit.

$7k
’17
−$9k
’18
$13k
’19
$43k
’20
$85k
’21
$12k
’22
3.4
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.

Chief executive

Stacey Strange

Exec director

As listed on its FY2023 Form 990.

The chief executive listed changed between the FY2021 and FY2022 filings.

2019202020212022
Listed5778
Joined·+2+0+2
No longer listed·001
03Who funds it

Who funds it, year by year

2017 → 2022: the base narrowed from 2 funders to 1 funder, grant income fell $1k → $200.

2 of 3 of your funders are donor-advised or pass-through sponsors (tagged DAF) — 86% 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 SIERRA SILVER MINE TOUR 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

SIERRA SILVER MINE TOUR INC leans on a few funders — its largest provides 53% 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

86% 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 SIERRA SILVER MINE TOUR INC.

53%
largest funder
100%
top three
~2
effective funders

Largest funder’s share by year: 2017 50% · 2018 67% · 2019 67% · 2020 100% · 2021 65% · 2022 100% — growing more concentrated.

“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

86% of SIERRA SILVER MINE TOUR INC'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 $3k that is directly attributable, 100% of it comes from Idaho funders.

ID

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

’17
’18
’19
’20
’21
’22
Idaho out of state home

Funder states come from each funder’s own filing. $16k 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

SIERRA SILVER MINE TOUR INC has grown faster than half of the 15,683 arts & culture nonprofits its size.

Operating margin4% · below the median
Months of reserve3.4mo · below the median
Revenue growth (annualized)9% · above the median

this organization peer median middle 50% of peers· 15,683 arts & culture nonprofits $100k–$1M, FY2022

Organizations like SIERRA SILVER MINE TOUR 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 Idaho

Nationally

05Profile & governance

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

Where the money goes

100% of spending goes to programs.

Program 100%Management 0%Fundraising 0%

Governance

6
board members
100%
independent
–Conflict-of-interest policy–Whistleblower policy✓Document retention✓Board reviewed the 990–Audited financials

Public support

100%

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

Screen this organization

A dated, signed PDF of the compliance screen for SIERRA SILVER MINE TOUR 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.

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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 SIERRA SILVER MINE TOUR INC?
SIERRA SILVER MINE TOUR INC (Idaho) receives grants from 3 organizations whose IRS filings report $18,700 to it, the largest being Innovia Foundation ($10,000). 2 of them have funded it in more than one year, and 86% of the money arrives through donor-advised or pass-through sponsors rather than from an institution directly.
How many funders does SIERRA SILVER MINE TOUR INC have?
IRS filings report 3 organizations giving $18,700 in grants to SIERRA SILVER MINE TOUR INC, 2 of which have funded it in more than one year.
Who is the largest funder of SIERRA SILVER MINE TOUR INC?
Innovia Foundation is the largest funder on record, with $10,000 in grants. The full list of funders is on this page.
How can an organization like SIERRA SILVER MINE TOUR INC find more funders?
Start with the funders already giving here, then look at the foundations that back similar organizations in Idaho. 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 Sierra Silver Mine Tour →

These figures are read directly from IRS Form 990 / 990-PF e-file XML: this organization’s own return for FY2022 (financials across 2017–2022), 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