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IRS-authorized e-file provider · not the IRS

Nonprofit · EIN 26-0175444

HARFORD RESEARCH INSTITUTEINCORPORATED

Tax-exempt · BEL AIR, MD 21014

Address and contacts

Address (IRS master file)
1411 SARATOGA DR, BEL AIR, MD 21014-5515
In care of
% MARK KANE
Mailing address (990-N for 2025)
1411 Saratoga Dr, Bel Air MD 21014
Principal officer (990-N for 2025)
Dr Mark Kane, 1411 Saratoga Dr, Bel Air MD 21014

What it must file and when

IRS records say it files Form 990-N (e-Postcard). Gross receipts normally $50,000 or less. Its accounting year ends in December, so each return is due on the 15th day of the 5th month after that.

Tax yearYear endedDueIRS public records
2025December 31, 2025May 15, 2026990-N on file
2024December 31, 2024May 15, 2025990-N on file
2023December 31, 2023May 15, 2024990-N on file

File the 2026 990-N for HARFORD RESEARCH INSTITUTEINCORPORATED

Due May 17, 2027 · e-filed with the IRS by 990.tax, an IRS-authorized e-file provider

IRS record

EIN
26-0175444
Tax-exempt status
501(c)(3): Charitable, religious, educational or scientific organization
Foundation status
Publicly supported organization (170(b)(1)(A)(vi))
Donations deductible (Pub 78)
Public charity, 50% deduction limit
Exempt since
2009
Accounting year ends
December
Files
Form 990-N (e-Postcard)

Filing history

FormYear endedRevenueExpensesAssetsReturn
990-N for 2025
Officer: Dr Mark Kane
December 31, 2025≤ $50,000 receipts––e-Postcard
990-N for 2024
Officer: Mark Kane
December 31, 2024≤ $50,000 receipts––e-Postcard
990-N for 2023
Officer: Mark Kane
December 31, 2023≤ $50,000 receipts––e-Postcard
990-N for 2022
Officer: Mark Kane
December 31, 2022≤ $50,000 receipts––e-Postcard
990-N for 2020
Officer: Mark Kane
December 31, 2020≤ $50,000 receipts––e-Postcard
990-N for 2019
Officer: Mark Kane
December 31, 2019≤ $50,000 receipts––e-Postcard

990-N: the IRS bulk file holds only the latest e-Postcard per organization; earlier years come from archived copies of that file since 2020 and can have gaps (the IRS e-Postcard search lists every one). 990, 990-EZ, 990-PF, 990-T: every e-filed return in the IRS e-file index since 2019; XML for the latest three processing years, amounts from the IRS Statistics of Income extracts before that. PDF copies and determination letters at the IRS (search EIN 26-0175444).

Questions about HARFORD RESEARCH INSTITUTEINCORPORATED

What is the EIN of HARFORD RESEARCH INSTITUTEINCORPORATED?
The employer identification number (EIN) of HARFORD RESEARCH INSTITUTEINCORPORATED is 26-0175444.
Is HARFORD RESEARCH INSTITUTEINCORPORATED tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2009.
Are donations to HARFORD RESEARCH INSTITUTEINCORPORATED tax-deductible?
Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
Which annual return does HARFORD RESEARCH INSTITUTEINCORPORATED file?
Form 990-N (e-Postcard). Gross receipts normally $50,000 or less.
When is the next return of HARFORD RESEARCH INSTITUTEINCORPORATED due?
The return for tax year 2026 (the year ending December 31, 2026) is due May 17, 2027. Form 8868 extends it by six months; the 990-N cannot be extended.
When did HARFORD RESEARCH INSTITUTEINCORPORATED last file with the IRS?
The latest return in the IRS public files is the 990-N for 2025 for the year ended December 31, 2025.
Who is the principal officer of HARFORD RESEARCH INSTITUTEINCORPORATED?
The 990-N for 2025 names Dr Mark Kane.

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