Harwelden Mansion
Legal name: Harwelden Society of Tulsa
Nonprofit profile at a glance
- EIN
- 844059068
- IRS 990-N coverage
- 2025–2025
- Official website data refreshed
- Jul 2026
- Forms available
- Form 990 2020, Form 990-N 2025
- Location
- Tulsa, OK, US
- Phone
- 918-960-0714
- Rating confidence
- Limited
- Sector
- Historical Societies, Related Historical Activities
What the e-Postcard reports
- Notice states gross receipts normally $50,000 or less
- Yes
- Termination reported
- No
- Principal officer
- Teresa Knox
- Tax period began
- 2025-01-01 00:00:00
- Tax period ended
- 2025-12-31 00:00:00
- Filed website
- harweldenmansion.com
Source: IRS Form 990-N, tax year 2025. These are filed notice facts, not independently verified current operations. The notice does not report exact revenue, expenses, assets, leadership compensation, or governance controls.
Overview
From its website
Harwelden Mansion is a historic boutique hotel and event venue in Tulsa, Oklahoma, offering refined accommodations and personalized service. The property, historically restored in 2019, features luxury amenities such as smart TVs, complimentary beverages, and on-site parking, and is located minutes from the Gathering Place and waterfront trails. The organization is dedicated to preserving its rich heritage, fostering intergenerational connections, and creating a lasting legacy, while hosting events like weddings and princess teas.
IRS classification
Historical Societies, Related Historical Activities (NTEE A80).
Filing
Its tax year 2025 Form 990-N states gross receipts are normally $50,000 or less. The notice does not report termination.
Other filing
A Form 990 for tax year 2020 is also available.
Coverage
Other list screening or federal responsibility records are incomplete in the available data.
Sources: Official website capture · IRS Business Master File · IRS Form 990-N · IRS filing history · Grant-readiness source coverage
The verdict
- The available evidence is not sufficient to produce an overall rating for this filing. This is not a warning sign.
Rating breakdown
Details
- What they do: 2 programs and campaigns described on the official site · 1 operating location identified
- Postcard: tax year 2025 · gross receipts were within the e-Postcard filing limit
- Contacts: How to reach this organization
- Grant readiness: Federal tax and exclusion status, award history, and grant-maker relationships.
- People: Everyone the filings name, and which of them the filings identify by more than a name.