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Visit www.tso.noAbout Trondheim Symfoniorkester & Opera Sti
Performing symphonic, chamber music, etc. at a high artistic level, thus contributing to the promotion and development of general interest in music both nationally and internationally.
Å fremføre symfonisk musikk, kammermusikk, m.v. på et høyt. kunstnerisk nivå, og derved bidra til å fremme og utvikle den almenne. interesse for musikk både nasjonalt og internasjonalt.. Utøvende kunstnerisk virksomhet og underholdningsvirksomhet innenfor musikk
Translated from Norwegian by GiveRadar.
Focus areas & reach
· What they work on and whereHow it stacks up against peers
· vs. 8 similar arts & culture in NorwayConcerns
· None foundGiveRadar Analysis
Original analysis from GiveRadar's dataset of comparable organizations
Based on the records currently verified by GiveRadar, Trondheim Symfoniorkester & Opera Sti has a substantially complete profile, cross-referenced across 3 independent sources.
- GiveRadar has verified financial records for only 6% of arts & culture charities in Norway, and this is one of them. See national comparisons
- Established in 1970, it predates 82% of the arts & culture charities in Norway GiveRadar has a founding year for. View this cohort
- Its integrity score of 76 places it in the top 1% of the 9,213 arts & culture charities in Norway GiveRadar tracks, because GiveRadar has verified its financial disclosures and its registration. View this cohort
- government registration
- financial records
- disclosed leadership
- a website
- a contact email
- a donation page
- third-party accreditation
- an owner-submitted profile claim
Analysis based on GiveRadar's benchmark dataset of 2026-07-03. It describes what GiveRadar has verified, not a judgment of the organization itself.
Common questions
· Auto-generated from filings + methodologyTrondheim Symfoniorkester & Opera Sti is a registered arts & culture nonprofit based in Trondheim, Norway. It is registered with the Brønnøysund Register Centre. It was founded in 1970 and has been operating for 56 years. Its registration number is 971434023. GiveRadar's Integrity Assessment for the organization is 76/100, which reflects how much public information is available, not whether the charity is legitimate. The organization reports NOK 169M in annual revenue. 12 officers and directors are publicly disclosed. No red flags have been detected.
Trondheim Symfoniorkester & Opera Sti's official registration number is 971434023, as recorded in the national registry of Norway.
Trondheim Symfoniorkester & Opera Sti has a GiveRadar Integrity Assessment of 76/100. 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 76 ('Strong transparency') reflects well-documented governance, recent financials, named leadership, and working contact details. For comparison, the average integrity assessment for arts & culture charities in Norway is 86/100.
Trondheim Symfoniorkester & Opera Sti is located in Trondheim, Norway. The organization was established in 1970 and has been active for 56 years.
Based on official tax filings, Trondheim Symfoniorkester & Opera Sti has NOK 169M in annual revenue. Its revenue is significantly above the peer average of NOK 14M. Create a free GiveRadar account to view the complete financial breakdown with year-over-year trends.
Trondheim Symfoniorkester & Opera Sti is classified as an Arts & Culture organization, registered in Norway. It operates as a Stiftelse. By size, it is categorized as a very-large organization. It has NOK 169M in annual revenue. The organization has 12 disclosed officers and directors.
No red flags have been detected for Trondheim Symfoniorkester & Opera Sti. GiveRadar automatically screens charities for concerning patterns including high executive compensation, low program spending, and missing financial filings. Based on available official data, no issues have been identified.
According to GiveRadar's records, Trondheim Symfoniorkester & Opera Sti is registered with the Brønnøysund Register Centre and overseen by the Lotteri- og stiftelsestilsynet. GiveRadar provides data for research and does not endorse any organization. A GiveRadar Integrity Assessment reflects how much public data is available, not whether an organization is safe to donate to, so it is always smart to do your own research before giving.
Performing symphonic, chamber music, etc. at a high artistic level, thus contributing to the promotion and development of general interest in music both nationally and internationally. Trondheim Symfoniorkester & Opera Sti is classified as an arts & culture organization registered in Norway. The organization was founded in 1970.
Among arts & culture charities registered in Norway: Its annual revenue of NOK 169M is well above the peer average of NOK 14M.
Trondheim Symfoniorkester & Opera Sti 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.
Filing history
1 year on file from no_brreg (FY2024): 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.
TRONDHEIM SYMFONIORKESTER & OPERA STI 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.
TRONDHEIM SYMFONIORKESTER & OPERA STI 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.
Staff & volunteers
From filings and published profiles
Leadership
From FY2024 filing
Officers & trustees (12)
Source: Public filings
12 officers and trustees on file - free with a GiveRadar account.
Latest news
From global news sources
No recent news coverage found
News coverage will appear here when articles mention this organization.
Activity timeline
Filings and press mentions, merged
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Sign up to write a reviewCause areas in Norway
How many charities work in each area, with this charity's area highlighted.
Most common causes in Norway
Causes charities work on most.
Sources and verification
- Registration and legal identity
- Brønnøysund Register Centre
- Financial filings
- Brønnøysund Register Centre - Fiscal year 2024 most recent on file.
- Officers and trustees
- Brønnøysund Register Centre - 12 disclosed in the public registry.
- News and media coverage
- GDELT Project + Google News
- Supplementary verification
- Wikidata structured data
Data freshness
What we know and don't know
Exactly which public data we hold on this charity. Our score reflects transparency, not impact.
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Financial data · FY2024 on record
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Named leadership · 12 officers on file
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Government registration · Registered with an official registry
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Official website · On record
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Headquarters address · On file
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Direct contact · Email or phone published
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Founding date · 1970
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Executive payTop-officer pay not disclosed
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Mission statementNo self-published statement of purpose
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Programs & activitiesNo named programs listed by the charity
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Tax-deductibilityNot verified
Methodology
GiveRadar builds each profile primarily from official government charity registries, supplemented where available by third-party nonprofit databases and news archives, and combines it into a single 0-100 integrity assessment. The exact sources for this charity are listed above. We don't take a cut of any donation, ever.
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Quick facts about Trondheim Symfoniorkester & Opera Sti
- What is Trondheim Symfoniorkester & Opera Sti?
- Trondheim Symfoniorkester & Opera Sti is a arts & culture foundation based in Trondheim, Norway. Performing symphonic, chamber music, etc. at a high artistic level, thus contributing to the promotion and development of general interest in music both nationally and internationally.
- When was Trondheim Symfoniorkester & Opera Sti founded?
- Trondheim Symfoniorkester & Opera Sti was founded in 1970.
- Who leads Trondheim Symfoniorkester & Opera Sti?
- Anne Kathrine Slungård.
- Where is Trondheim Symfoniorkester & Opera Sti located?
- Headquartered in Trondheim, Norway.
- What is Trondheim Symfoniorkester & Opera Sti's annual budget?
- Annual revenue for fiscal year 2024 is approximately NOK 100M-NOK 1B.
- Is Trondheim Symfoniorkester & Opera Sti trustworthy?
- Trondheim Symfoniorkester & Opera Sti has a GiveRadar Integrity Assessment of 76 out of 100 (Strong 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 Trondheim Symfoniorkester & Opera Sti's registration number?
- Registration: 971434023 (Norway).
- What is Trondheim Symfoniorkester & Opera Sti's website?
- https://www.tso.no
- Are donations to Trondheim Symfoniorkester & Opera Sti 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.