Natu Oswald Tweh

Education: B.Sc. (Honors), Cuttington University College, Liberia, 1984; LL.B. (Honors), Louis Arthur Grimes School of Law, University of Liberia, Liberia, 1986; LL.M., Harvard Law School, Cambridge, Massachusetts, 1988.

Professional Association: Member – Liberia National Bar Association (President 2006 to the present); New York State Bar Association; American Bar Association.

Specialization: Corporate Taxation; Corporate Law; International Business; Commercial Transactions; Litigation.

Career History: Assistant Professor of Law, Louis Arthur Grimes School of Law, University of Liberia, 1992-1996; Managing Partner, Brumskine & Associates, 1991-1999; Member, National Board of Bar Examiners, Supreme Court of Liberia, 1994-1996/February 2004 to 2014; Member, Board of Directors, Liberia Telecommunications Corporation (LTC), 1994-1995; Member, Tax Commission of Liberia, 1999; Member, Grievance & Ethics Committee, Supreme Court of Liberia, 2002 to 2013; Chairman, Board of Directors, Industrial Property Office, 2005 to 2012; Chairman, Provisional Board of Directors, Liberia Telecommunications Corporation (LTC), February 2006 to September 2007; Member, Judicial Inquiry Commission, Supreme Court of Liberia, 2006 to 2008; Co-Chairman, Judicial Training Institute Steering Committee, Supreme Court of Liberia, 2007 to 2008; Member Board of Directors of the Liberian National Oil Company, 2009 to 2010; Member, Executive Council of the Liberia Chamber of Commerce, 2009 to February 2011; Member, Judicial Council of the United Methodist Church, 2012 to 2020.

Firm Overview:

Pierre, Tweh & Associates is a general practice law firm comprised of attorneys with diversified backgrounds and various specialties acquired through formal legal training and years of professional experience.

Our offices are fully computerized, with direct international dialing, facsimile facilities as well as internet connectivity. The firm is equipped with modern data processing equipment which increases our efficiency and further assist in the accounting and management controls necessary for the operation of a full-service law firm.

Our activities are enhanced by a comprehensive law library – electronic and traditional – which increases our research facilitates.

Gor Margaryan

Gor Margaryan is our exclusively recommended Corporate Tax Law expert in Armenia on the Advisory Excellence website. If you need assistance in this area, please contact Gor directly using the contact details listed above.

Gor is a partner in Legelata cjsc. and practices Banking and Finance, Mergers & Acquisitions, Corporate and Tax, Arbitration and Litigation.

Gor Margaryan speaks fluent Armenian, English, Spanish and Russian.

Representative matters:

  • agRIF Cooperatief of Netherlands in acquisition of stake in Inecobank CJSC
  • Incofin Investment Management in acquisition of stake in Araratbank OJSC
  • Agence Française de Développement in extension of a loan to the Government of Armenia
  • Proparco in extension of a loan to Ameriabank cjsc
  • Danish Export Credit Fonden in extension of export finance
  • Servizi Assicurativi del Commercio Estero – SACE in extension of export finance loan
  • EBRD on the legislation of the Republic of Armenia in the fields of taxation, creditors’ rights, insolvency and foreign investments
  • Alhokair Group in issuance of sukuks
  • Alhokair Group in tax and corporate restructuring of the group
  • Burberry plc in litigation over IP related issues
  • Government of Republic of Armenia in arbitration over a multimillion dollar procurement contract

Karin Attorps

Karin Attorps is a partner in the firm’s Corporate Taxation group. Specialised in corporate tax law, Karin advises on a broad range of tax matters, predominantly focusing on tax issues in connection with restructuring and reorganisations, tax issues in connection with the sale of companies and real estate, taxation issues in relation to IPOs, public offers and other public mergers and acquisitions. Karin Attorps’ experience also encompasses tax issues in relation to employee benefits including incentive plans, double tax treaty analyses and tax issues relating to potential conflicts with EU law. In addition, Karin Attorps frequently represents clients in tax litigation, tax audits and advance tax ruling proceedings as well as in requests for confirmation submitted to the Tax Agency.


Mannheimer Swartling is the leading business law firm in the Nordic region. Our clients include distinguished companies and organisations in Sweden and around the world. Our approximately 400 lawyers are specialised in different areas of business law and industries. Meaning that we understand our clients’ commercial challenges, while having the legal expertise to find the optimal solutions.

Our fundamental objective is to always surpass the expectations of our clients. Thus we aim to recruit, keep and develop the most passionate legal talent. Our business model is founded on this team spirit which is deeply rooted in our corporate culture.

The firm is a dynamic and exciting place to work for different professions. It challenges the appropriate persons in a very pleasant work environment. The support organisation is split into separate departments, each with its own area of responsibility.