Skip to main content
Holdings
Nonprofit Profile

Denver Geophysical Society Foundation

Denver, CO · 501(c)(3) · EIN 74-2351607
Revoked Education
Tax-exempt status revoked. This organization lost its 501(c)(3) status on May 15, 2010 for failure to file required returns for three consecutive years. It has not been reinstated. Donations to this organization may not be tax-deductible. Verify on IRS.gov →
IRS Status
Revoked
Verify on IRS.gov →
State Registration
CO - Secretary of State
Verify →
990 Filing
Non-filing
Revenue
$122K
Assets
$198K
Tax-Exempt Since
2015
Ruling date: December 2015

Mission & Description

The Denver Geophysical Society Foundation, located in Denver, CO, is an educational nonprofit organization that was established to support geophysical education and research. It has an annual revenue of $122,000 and has been tax-exempt since 2015; however, its tax-exempt status was revoked by the IRS. The organization is identified by EIN 742351607.

Official Records

EIN74-2351607
Subsection501(c)(3) - REVOKED
ClassificationPublic Charity
NTEE CodeB82 - Education
Ruling DateDecember 2015
Revocation DateMay 15, 2010
ReasonNon-filing (3 consecutive years)
ReinstatedNo

Officers & Directors

No officer compensation data available.

🏛
You run this org

Claim your free profile — add your mission, programs, and donation link. Get a verified badge and full fund accounting from $25/mo.

Claim this profile
Free — no credit card needed
💛
You want to support them

Bank with Holdings and Denver Geophysical Society Foundation automatically receives a 0.5% match every month — funded by Holdings, not you. Your money stays yours.

Support Denver Geophysical Society Foundation
🔍
You're doing research

Verified IRS status, 990 filings, and officer compensation — all free. Holdings indexes every active 501(c)(3) in the US.

Browse CO nonprofits

Donor Notice

This organization has lost its tax-exempt status. Verify directly with the IRS before donating.

IRS Tax Exempt Org Search →

Location

📍 Denver, CO
730 17TH ST UNIT B-1
Denver, CO 80202-3503

State Registration

Colorado
Secretary of State
Verify state registration →

Free nonprofit tools — no signup

Built by Holdings \u2014 the banking + accounting platform that keeps businesses and nonprofits audit-ready. Free forever, no account needed. Connect banking and let your books run themselves when you\u2019re ready.

See all free tools \u2192