Egil Stefan Eilertsen

Lawyer / Partner

Bilde av Egil Stefan Eilertsen

— Since 2007, Stefan has worked as an adviser on direct and indirect tax issues, assistance during the tax and customs authorities' audits, and complaints and litigation, for businesses in a variety of industries such as finance, real estate, trade, manufacturing, energy, and shipping. Stefan previously worked in the tax administration, mainly with reassessments after tax audits.

Phone: 922 35 308 | Email:

Main practice areas

  • Taxation of business enterprises and owners
  • Value added tax
  • Finance tax
  • Property tax
  • Custom duties and special duties


  • 1996 Master of Law Degree, University of Oslo

Work experience

  • 2017 - Advokatfirmaet Harboe & Co AS, Partner
  • 2007-2017 Advokatfirmaet Wiersholm AS, Managing Associate
  • 2006-2007 Oslo Tax Office, Legal adviser
  • 1998-2006 Oslo County Tax Office, Legal adviser
  • 1996-1998 Oslo Public Registrar and Notary Public/Oslo distraint court, Enforcement officer


  • Lecturer to various professional tax forums, such as Faculty of Law, University in Oslo (Introduction to VAT, 2016-17), breakfast seminar hosted by Hotelia (Conversion of  business properties to hotels - tax issues, 2017), breakfast seminar at Advokatfirmaet Wiersholm AS (Possible introduction of property tax in Oslo, 2015), Resource Center for Real Property (Tax and VAT: When the lessor vacates, 2014), the Norwegian Venture Capital Association, Prime members meeting (Tax treaties: Agent rule, VAT: Financial services, 2013), etc.
  • Teaching supervisor and external examiner for master’s theses on tax and VAT law at the University of Oslo