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    Assurance
    We approach each audit with sharp thought, straight talk and common sense. In addition to verifying that financial results are fairly presented and meet...
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    • Statutory Audit
      Our highly professional audit will help you make the best possible business decisions, giving you reliable information about the state of your business.
    • IT audit and other certification services
      Our IT audit services help you evaluate and develop IT management that is relevant to your business.
    • IFRS
      Grant Thornton International member firms combine broad international experience with technical know-how in audits of IFRS based financial statements
    Advisory
    As your business grows, our advisory services are designed to help you achieve your goals. Successful growth often means navigating a complex array of...
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    • Transaction advisory services
      Planning an acquisition or a sale of a business? Our dedicated transaction advisory team helps you through the process, focusing on transaction-critical factors.
    • Valuation services
      Do you know the value of your business?
    • Corporate finance
      Our M&A advisory team will assist you, whether you need strategic advice, you are buying or selling a business, planning an MBO/MBI or you need to raise funds.
    Tax
    At Grant Thornton, tax is a key part of our organisation and our teams can offer you a range of solutions, whatever the size of your business or the challenges...
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    • International Tax
      Our global network supports you and your company
    • VAT
      Minimise your risks and lower your company’s costs with the right advisory
    Corporate accounting and outsourcing
    Dynamic organisations need to focus their energies on driving the business forward and outsourcing can help.
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    • Bookkeeping and financial accounting
      Whether you need support in preparing your financial accounting or are looking for us to handle the entire process on your behalf, we have the skills and experience to help you.
    • Payroll
      Payroll and, in addition, personnel administration are the biggest and most time-consuming challenges facing expanding organisations.
    Business risk services
    Business risk services
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    • Internal audit services
      Internal audit helps you not only in risk management but in streamlining processes and in the successful implementation of business strategies as well.
    • Forensic and Dispute services
      Our forensic and dispute services team will help you with investigations and dispute resolution. Grant Thornton’s experts provide insightful analyses and reports which help to resolve disputes. We also conduct fraud investigations.
    Sustainability services
    We tailor each sustainability advisory and assurance service to our clients' specific needs and stages of development, so that we can best support them on...
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    • Sustainability advisory
      To achieve sustainable development goals, a plan is required. We offer guidance in sustainability management, assisting your company in setting clear objectives and identifying environmental and stakeholder risks.
    • Sustainability assurance
      The requirements for sustainability reporting have increased, and more and more companies are communicating their sustainability efforts in their annual reporting. We can assist you in meeting the latest legislative requirements.
    Information governance services
    Information governance services
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    • Project Management Services
      In the digital age, project management takes center stage in driving the success of digital initiatives.
    • Cyber security
      When have a clear view of the processes together we can design a security framework that aligns with your company´s goals.
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    Assurance, Partner, Authorized Public Accountant (KHT), Authorized Sustainability Auditor (KRT)
    Lauri Melartin
    Assurance, Partner, Authorized Public Accountant (KHT), Authorized Sustainability Auditor (KRT)
    Lauri Melartin
    Helsinki
    +358 40 5564635
    Head of Business Risk Services, Senior Partner, Authorized Public Accountant (KHT)
    Juha-Pekka Keimmo
    Head of Business Risk Services, Senior Partner, Authorized Public Accountant (KHT)
    Juha-Pekka Keimmo
    Helsinki
    +358 40 525 7604
    Head of Advisory, Managing Partner
    Jonni Leporanta
    Head of Advisory, Managing Partner
    Jonni Leporanta
    Helsinki
    +358 40 508 5124
    Head of Outsourcing, Partner, Authorized Public Accountant (KHT)
    Camilla Viherlaakso
    Head of Outsourcing, Partner, Authorized Public Accountant (KHT)
    Camilla Viherlaakso
    Helsinki
    +358 40 578 2926
    Assurance, Partner, Authorized Public Accountant (KHT), Authorized Sustainability Auditor
    Ilkka Kujala
    Assurance, Partner, Authorized Public Accountant (KHT), Authorized Sustainability Auditor
    Ilkka Kujala
    Helsinki
    +358 40 545 4150
    Assurance, Partner, Authorized Public Accountant (KHT), Authorized Sustainability Auditor (KRT)
    Andre_Engstrom_240 Tilintarkastaja Helsinki
    Assurance, Partner, Authorized Public Accountant (KHT), Authorized Sustainability Auditor (KRT)
    André Engström
    Helsinki
    +358 40 566 9028
    Head of Tax, Partner
    Jan-Erik Rae
    Head of Tax, Partner
    Jan-Erik Rae
    Helsinki
    +358 400 642 467
    Outsourcing, Partner, Authorized Public Accountant (KHT)
    Peter Åhman
    Outsourcing, Partner, Authorized Public Accountant (KHT)
    Peter Åhman
    Helsinki
    +358 40 551 4177
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    © 2025 Grant Thornton International Ltd (GTIL) - All rights reserved. "Grant Thornton” refers to the brand under which the Grant Thornton member firms provide assurance, tax and advisory services to their clients and/or refers to one or more member firms, as the context requires. GTIL and the member firms are not a worldwide partnership. GTIL and each member firm is a separate legal entity. Services are delivered by the member firms. GTIL does not provide services to clients. GTIL and its member firms are not agents of, and do not obligate, one another and are not liable for one another’s acts or omissions.