Archeological Research Institute
Public records show a registered, tax-exempt organization in good standing.
What it says it does
archaeological research
- Income
- $5,617
- Spending
- $2,385
- Reserves
- 21 months of spending
- Largest source of income
- donations and private grants, 100%
Source: Form 990EZ for the year ending December 31, 2024, filed with the Internal Revenue Service. Rating method 2026.2. How we rate
Financial health
We do not score finances when yearly spending is very small or the return has too little detail. The ratios stop meaning much at that size.
Source: Form 990EZ for the year ending December 31, 2024, filed with the Internal Revenue Service. Rating method 2026.2. How we rate
Governance
This organization files the short tax form, which does not ask about boards, policies or audits. That is normal for a small charity and is not a mark against it.
Source: Form 990EZ for the year ending December 31, 2024, filed with the Internal Revenue Service. Rating method 2026.2. How we rate
Impact evidence
Describes programs. Its tax return describes what it does but we have found no measurable results in it.
Programs described in its return (2)
- ARI conducts archaeological investigations in the United States, Mexico, Guatemala, and Oman, Arabia. The Arabian project began in 2014 and is still ongoing. Our investigation costs are covered by donors. Marginal funding comes into ARI periodically and is used to cover the costs of printing, computer upgrades, software, and the purchase of reference books needed for the documentation of our reconnaissance, mapping and excavation activities.
- $2,384 spent. ARI's research for 2024 was conducted in Oman completing eleven years of work in the Middle East. My costs and expenses are covered by donors. ARI expenditures include, printing reports, software and book purchases and computer equipment.
Source: Form 990EZ for the year ending December 31, 2024, filed with the Internal Revenue Service. Rating method 2026.2. How we rate
Legitimacy checks
Is it registered with the IRS? Passed.
Listed in the IRS master file of tax-exempt organizations as a 501(c)(3) charitable organization.
Source: Exempt Organizations Business Master File, Internal Revenue Service, file dated September 7, 2026.
Has the IRS revoked its tax-exempt status? Passed.
Not on the IRS automatic revocation list.
Source: Automatic revocation of exemption list, Internal Revenue Service, file dated September 30, 2026.
Are donations tax-deductible? Passed.
On the IRS list of organizations eligible to receive tax-deductible contributions.
Source: Publication 78 data: organizations eligible for tax-deductible contributions, Internal Revenue Service, file dated September 10, 2026.
Is it keeping up with its IRS filings? Passed.
Most recent return on file covers the year ending December 2024.
Source: Exempt Organizations Business Master File, Internal Revenue Service, file dated September 7, 2026.
How long has it been tax-exempt? Passed.
Recognized by the IRS since October 1989.
Source: Exempt Organizations Business Master File, Internal Revenue Service, file dated September 7, 2026.
Is it in good standing with state regulators? Passed.
Not on California's list of charities barred from soliciting. Other states are not yet checked.
Source: May Not Operate or Solicit for Charitable Purposes list, California Attorney General, Registry of Charities and Fundraisers, file dated October 7, 2026.
Could it be confused with another charity? Worth knowing.
A much larger organization has a similar name: Arc Research Institute (Palo Alto, CA), EIN 87-1920284. If that is the one you meant, check the EIN before giving.
Source: Exempt Organizations Business Master File, Internal Revenue Service, file dated September 7, 2026.
Ratings and checks are our reading of public records, using the published method. They are not a statement about anyone's honesty. If you work for this organization, you can send corrections or results, confirm you want gifts through Veridonate, or ask to be removed from giving.