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Visit oslotk.noAbout Oslo Tennisklubb
Tennisklubb.. Drift av idrettsanlegg
Focus areas & reach
· What they work on and whereHow it stacks up against peers
· vs. 8 similar sports & recreation in NorwayRed flags
· All clearCommon questions
· Auto-generated from filings + methodologyOslo Tennisklubb is a registered sports & recreation nonprofit based in Oslo, Norway. It is registered with the Brønnøysund Register Centre. It was founded in 1900 and has been operating for 126 years. Its registration number is 971437146. It has a GiveRadar Integrity Assessment of 52/100 (Partial transparency), indicating some public data is available but key signals are missing. This is below the average of 75/100 for sports & recreation charities in Norway. The organization reports NOK 137M in annual revenue. 8 officers and directors are publicly disclosed.
Oslo Tennisklubb has a GiveRadar Integrity Assessment of 52/100. This score combines five components: Registration (20 pts), Financial Transparency (30 pts), Governance (20 pts), Contact Availability (10 pts), and Data Recency (20 pts), with negative adjustments for any red flags. A score of 52 ('Partial transparency') means some public data is on file but key signals are missing - worth a closer look before donating. For comparison, the average integrity assessment for sports & recreation charities in Norway is 75/100.
Oslo Tennisklubb is located in Oslo, Norway. The organization was established in 1900 and has been active for 126 years.
Based on official tax filings, Oslo Tennisklubb has NOK 137M in annual revenue. Its revenue is significantly above the peer average of NOK 25M. Create a free GiveRadar account to view the complete financial breakdown with year-over-year trends.
Oslo Tennisklubb is classified as a Sports & Recreation organization, registered in Norway. It operates as a Forening/lag/innretning. By size, it is categorized as a very-large organization. It has NOK 137M in annual revenue. The organization has 8 disclosed officers and directors.
Oslo Tennisklubb has a GiveRadar Integrity Assessment of 52/100. We recommend reviewing the full profile before making a donation decision. The organization is overseen by the Lotteri- og stiftelsestilsynet. Visit the Oslo Tennisklubb profile on GiveRadar for full details before deciding. GiveRadar provides data for research purposes and does not endorse any organization. Always do your own due diligence.
Among sports & recreation charities registered in Norway: Oslo Tennisklubb's GiveRadar Integrity Assessment of 52/100 is below the peer average of 75/100. Its annual revenue of NOK 137M is well above the peer average of NOK 25M.
Oslo Tennisklubb is registered in Norway. Donations of at least 500 NOK (up to 50,000 NOK per year) to approved Norwegian nonprofits are tax-deductible. The organization must be registered in the Volunteer Register and report donations to the Norwegian Tax Administration.
Verified against 3 official sources, last refreshed .
Filing history
1 year on file from no_brreg (FY2023): revenue, expenses, program spending, assets, and liabilities by fiscal year.
See 5 years of revenue, expense breakdowns, and balance sheet.
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Tax-deductibility for donors
Donations may be tax-deductible for residents of Norway under local rules. Confirm with the charity directly.
OSLO TENNISKLUBB is in Norway (EU/EEA). Dutch donors may be eligible for deductibility if the charity is recognized under the Dutch ANBI cross-EU equivalence rules. Check the Belastingdienst ANBI register or consult a Dutch tax advisor.
OSLO TENNISKLUBB is registered in Norway. US donors generally cannot deduct gifts to non-US charities directly. To claim a deduction, route the gift through a US 'Friends of' fiscal sponsor or a donor-advised fund that performs equivalency determination (IRS Rev. Proc. 92-94).
Always confirm tax treatment with the charity directly or your tax advisor before donating.
Leadership
Officers & trustees (8)
Source: Public filings
Latest news
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Other sports & recreation in Norway, by integrity assessment
Sources and verification
Refreshed
- Registration and legal identity
- Brønnøysund Register Centre
- Financial filings
- Brønnøysund Register Centre - Fiscal year 2023 most recent on file.
- Officers and trustees
- Brønnøysund Register Centre - 8 disclosed in the public registry.
Data freshness
What we don't know
Honest gaps - our score reflects transparency, not impact
Methodology
GiveRadar combines public registry filings, ProPublica Nonprofit Explorer, Charity Navigator, GuideStar, and news archives into a single 0-100 integrity assessment. We don't take a cut of any donation, ever.
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Quick facts about Oslo Tennisklubb
- What is Oslo Tennisklubb?
- Oslo Tennisklubb is a sports & recreation association based in Oslo, Norway. Tennisklubb.. Drift av idrettsanlegg
- When was Oslo Tennisklubb founded?
- Oslo Tennisklubb was founded in 1900.
- Who leads Oslo Tennisklubb?
- Reidar Nilsen.
- Where is Oslo Tennisklubb located?
- Headquartered in Oslo, Norway.
- What is Oslo Tennisklubb's annual budget?
- Annual revenue for fiscal year 2023 is approximately NOK 100M-NOK 1B.
- Is Oslo Tennisklubb trustworthy?
- Oslo Tennisklubb has a GiveRadar Integrity Assessment of 52 out of 100 (Partial transparency). The score reflects public-data transparency: registration, financial disclosure, governance, contact details, and how recently data was refreshed. It does not measure program impact.
- What is Oslo Tennisklubb's registration number?
- Registration: 971437146 (Norway).
- What is Oslo Tennisklubb's website?
- https://oslotk.no
- Are donations to Oslo Tennisklubb tax-deductible?
- Donations may be tax-deductible for residents of Norway under local rules. US donors should check whether the charity has an equivalency-determination letter or a US-based fiscal sponsor before claiming a deduction.