Grant Thornton Norway
Grant Thornton Norway is an Oslo-based professional services firm providing audit, outsourced accounting, tax, advisory, and People & Culture services primarily to SMBs and international clients, operating as a member firm of Grant Thornton International Ltd, with 72 employees pre-merger.
- Company typePrivate
- Founded-
- HeadquartersOslo, Norway
- Headcount51–100
- GTM typeB2B
- OfferingServices
What Grant Thornton Norway does
Grant Thornton Norway is a Norwegian professional services firm headquartered in Oslo with a secondary office in Kristiansand, operating as an independent member firm of Grant Thornton International Ltd (GTIL), a global organization spanning 130+ countries with approximately 40,000 professionals. Founded in 1987 (per firmographic record), the firm employs 72 people pre-merger and offers an integrated portfolio across five core service lines: Audit (Revisjon), Outsourced Accounting (Økonomiservice), Tax and Legal (Skatt), Advisory (Rådgivning), and People & Culture. Its underlying technology stack comprises standard third-party accounting and ERP platforms including PowerOfficeGo (Premium Partner), Visma Global, Visma Payroll, Visma Business, Tripletex, Microsoft Dynamics AX/365, Business Central, Maestro, Prisolve, 24/7 Office, and Therefore, with cloud-based payroll and mobile expense reporting.
The firm serves small and medium-sized enterprises as its primary segment, alongside international/multinational clients leveraging the GTIL network, and startups requiring company formation and growth-stage support. Revenue is generated through partner-led B2B professional services engagements on a quote-based model, with no publicly disclosed pricing. Distribution is direct via Oslo and Kristiansand offices, supplemented by content marketing, LinkedIn presence, and case-study-led demand generation. The firm is organized as multiple Norwegian private limited companies (AS): Grant Thornton Revisjon AS, Grant Thornton Økonomiservice AS, Grant Thornton Law Advokatfirma AS, and Grant Thornton Consulting AS.
On 2025-06-27, Grant Thornton Norway announced a merger with audit firms BHL and Nitschke, with Longship (a Norwegian SMB-focused investment fund) joining as a significant minority shareholder. The combined entity will have approximately 125 employees and 255 million NOK in 2024 revenue, positioning it as Norway's 7th largest audit firm and a market-leading SMB-focused audit and advisory player. During a transition period, the three firms will operate under their existing names before gradually consolidating under the Grant Thornton brand.
Grant Thornton Norway firmographics
Firmographics- Name
- Grant Thornton Norway
- Legal name
- Grant Thornton Revisjon AS
- Website
- https://grantthornton.no
- Company type
- Private
- Operating status
- Operating
- Headcount range
- 51–100 employees
- Short description
- Grant Thornton Norway is an Oslo-based professional services firm providing audit, outsourced accounting, tax, advisory, and People & Culture services primarily to SMBs and international clients, operating as a member firm of Grant Thornton International Ltd, with 72 employees pre-merger.
- Ownership category
- akta.pro rank
Where Grant Thornton Norway is headquartered
LocationHeadquarters
- HQ city
- Oslo
- HQ country
- Norway
- HQ region
- Europe
Offices2 records
Markets served
Grant Thornton Norway business model
Business model- GTM type
- B2B
- Offering type
- Services
- Cost components
- Personnel, Operations, Technology or R&D, Marketing or Sales, Infrastructure
Revenue model
- Audit Services: Independent audit services for owner-managed businesses, national and international companies, public and non-profit organizations. Includes statutory audits, limited audits, and agreed-upon procedures.
- Outsourced Accounting / Økonomiservice: Full-service accounting including bookkeeping, payroll processing, controller functions, annual closes, VAT reporting, and company formation assistance.
- Tax Advisory: Tax and excise advisory services, corporate taxation, M&A and company law, labor law. Services for both Norwegian businesses and foreign companies operating in Norway.
- Advisory Services: Business advisory including financial reporting, sustainability, M&A support, due diligence, transaction advisory, LEAN business consulting, and People & Culture advisory.
Go-to-market motion1 record
Distribution channels2 records
Marketing channels6 records
Grant Thornton Norway product offering
Product offeringCore offering
Grant Thornton Norway delivers audit, outsourced accounting, tax, employment and corporate law, business advisory, transaction advisory, and HR/People & Culture services to SMBs, multinational subsidiaries, and growth-stage companies. Services are coordinated through the Oslo headquarters and Kristiansand office, with cross-border capability provided via the Grant Thornton International network of member firms in 130+ countries.
Product overview
Grant Thornton Norway is a professional services firm offering an integrated portfolio of audit, outsourced accounting (Økonomiservice), People & Culture advisory, tax, and business advisory services. The core service areas include: Audit (Revisjon) covering independent audits, international audits, and specialized attestation; Økonomiservice providing comprehensive bookkeeping, payroll, controller functions, and financial reporting with expertise in international clients; People & Culture advisory offering both Plug and Play HR modules and consultancy services; Skatt (Tax) encompassing corporate taxation, M&A, and employment law; and Rådgivning (Advisory) covering business consulting, transaction advisory, and LEAN-business methodology. The firm operates primarily from Oslo and Kristiansand offices with over 70 employees, serving SMB, international, and non-profit clients as part of the global Grant Thornton International network.
Differentiator
Problem solved
Functional benefit
Products and services
- Revisjon (Audit) Independent audit services providing assurance on financial statements, internal controls evaluation, and compliance verification for businesses, public organizations, and non-profits in Norway.
- Økonomiservice (Outsourced Accounting)
- People & Culture Advisory
- Skatt (Tax Services)
- Rådgivning (Advisory)
- Internasjonal revisjon (International Audit)
- Transaksjonsrådgivning (Transaction Advisory)
- Bedriftsrådgivning (Business Consulting)
- M&A og selskapsrett (M&A and Corporate Law)
- Arbeidsrett (Employment Law)
Quantifiable outcome
- Post-merger combined entity will rank as Norway's 7th largest audit firm
Companies that use Grant Thornton Norway
Customer profileNamed customers9 records
Segments3 records
Ideal customer profiles3 records
Grant Thornton Norway technology and API
TechnologyTechnology focussed No
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
Integration11 records
Grant Thornton Norway partnerships and signals
Strategic signalScale indicators5 records
Recent moves7 records
Expansion highlights7 records
Grant Thornton Norway competitors and assessment
Company assessmentDirect peers
- RSM Norway: Mid-tier international audit and advisory network with Norwegian presence, directly competing in the SMB and mid-market audit, tax, and consulting space. Similar SMB-focused positioning and global network structure to Grant Thornton.
- BDO Norway: Mid-tier global audit and advisory network operating in Norway, directly competing with Grant Thornton Norway for SMB and mid-market audit, accounting, and tax engagements. Closest comparable in size and SMB positioning among the non-Big-Four firms.
- Crowe Norway: Global mid-tier accounting network with Norwegian operations, focusing on SMB and mid-market audit, tax, and advisory services. Directly comparable in scale, target segment, and service mix to Grant Thornton Norway.
- Mazars Norway: International mid-tier audit and advisory firm (now Forvis Mazars) serving Norwegian SMBs and mid-market clients. Directly competes with Grant Thornton Norway across audit, tax, and advisory, with comparable global network benefits.
- Baker Tilly Norway: Mid-tier international audit and advisory network with Norwegian operations serving SMB and mid-market clients. Directly competes for the same Norwegian SMB audit and advisory engagements as Grant Thornton Norway.
Broad incumbents
- EY Norway: Big Four audit firm in Norway providing audit, tax, and advisory services across SMB and enterprise segments. Sets the pricing and service-quality benchmark that mid-tier firms like Grant Thornton must match or differentiate against.
- Deloitte Norway: Big Four audit firm in Norway offering the full suite of audit, tax, consulting, and advisory services. Its shift upmarket to enterprise clients is the structural opening Grant Thornton Norway is positioning to capture.
- PwC Norway: Big Four audit firm in Norway with broad audit, tax, and advisory capabilities. Competes with Grant Thornton in the upper-SMB and mid-market segments, particularly on cross-border engagements.
- KPMG Norway: Big Four audit firm with significant Norwegian presence, competing most heavily on enterprise clients but offering overlapping audit, tax, and advisory services in the SMB market. Represents the upper-bound competitive pressure on Grant Thornton Norway.
Regional players
- Alder & Partners: Norwegian mid-sized accounting and advisory firm focused on SMB clients. Comparable in target segment and service mix to Grant Thornton Norway but lacks the global network reach — represents the type of local competitor the merged entity may also pursue in future roll-up activity.
Market position
Strengths5 records
Weaknesses5 records
Competitive moat5 records
Key risks6 records
Key highlights7 records
Customer concentration
Grant Thornton Norway social profiles
Digital presenceGrant Thornton Norway financial estimates
Financial estimateRevenue estimate
Valuation estimate
Grant Thornton Norway leadership team
Management profileNumber of profiles
Profiles9 records
Grant Thornton Norway funding detail
Funding detailFunding overview
Funding rounds
Investors
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
Grant Thornton Norway M&A and investment
M&A and investmentM&A
Investments
M&A and investment is available on the Subscription and Enterprise plan.Contact sales →
Frequently asked questions about Grant Thornton Norway
What does Grant Thornton Norway do?
Grant Thornton Norway delivers audit, outsourced accounting, tax, employment and corporate law, business advisory, transaction advisory, and HR/People & Culture services to SMBs, multinational subsidiaries, and growth-stage companies. Services are coordinated through the Oslo headquarters and Kristiansand office, with cross-border capability provided via the Grant Thornton International network of member firms in 130+ countries.
Is Grant Thornton Norway a public or private company?
Grant Thornton Norway is a private company. It is classified as management employee owned and is currently operating.
When was Grant Thornton Norway founded?
Grant Thornton Norway was founded in -1. It employs 51 to 100 people.
Where is Grant Thornton Norway based?
Grant Thornton Norway is headquartered in Oslo, Norway, in the Europe region.
How does Grant Thornton Norway make money?
Four revenue lines are on record. Audit Services are the primary driver. The others are outsourced Accounting / Økonomiservice, tax Advisory and advisory Services.
Who are Grant Thornton Norway's main competitors?
Direct peers on record are RSM Norway, BDO Norway, Crowe Norway, Mazars Norway and Baker Tilly Norway. Broad incumbents are EY Norway, Deloitte Norway, PwC Norway and KPMG Norway. Alder & Partners is listed as a regional player.
Does Grant Thornton Norway have an API?
No public API is recorded for Grant Thornton Norway.