Advisory Board

The Advisory Board of Tennor Holding includes:

Martin Gilbert

Mr. Gilbert is Chairman of the Advisory Board. Mr. Gilbert is also Chairman of Aberdeen Standard Investments & Vice Chairman of Standard Life Aberdeen plc, Edinburgh.

Standard Life Aberdeen is one of the world’s largest asset managers, with over EUR 650bn in assets under management.

Mr. Gilbert joined the investment department of local law firm Brander & Cruikshank in 1982, which subsequently became Aberdeen Asset Management. Mr. Gilbert was a co-founder & CEO of Aberdeen Asset Management. In March 2017, a merger between Standard Life and Aberdeen Asset Management was announced. At the time, the merger created the UK’s largest asset management firm, and the second biggest in Europe.

Mr. Gilbert sits on the UK Treasury’s Financial Services Trade and Investment Board and the Scottish Government’s Financial Services Advisory Board. He is a member of the International Advisory Panel of the Monetary Authority of Singapore and the International Advisory Board of British American Business, as well as the Deputy Chairman of British Sky Broadcasting Group PLC.

Mr. Gilbert graduated from Aberdeen University with an MA in Accountancy and LL.B in Law before qualifying as a Chartered Accountant at Deloitte. He received an honorary doctorate from Heriot-Watt University in 2014 and was elected a Fellow of the Royal Society of Edinburgh in 2017.

Vincent Chailley

Mr. Chailley is CIO of H2O Asset Management LLP, London.

Mr. Chailley headed the Global Fixed Income and Absolute Performance team of CAAM London. Starting his career in 1995 researching capital markets, he joined CAAM the following year as an analyst before becoming an investment manager in Asset Allocation and then Global Fixed Income.

Mr. Chailley is a member of the French Actuaries Institute and holds a postgraduate degree in Economics and Mathematical modeling from ENSAE. He also holds a Master of Science in Applied Mathematics from the University of Paris Dauphine.


Dr. Hubertus von Grünberg

Former Chairman of ABB Ltd. and Continental AG. Co-Founder of avateramedical N.V.

Dr. von Grünberg has held board positions at a number of leading companies: Deutsche Telekom (2000-2016), ABB (2007-2015), Continental (1999-2009), MAN (2000-2007), Deutsche Post (2006-2007) and Schindler Holding (1999-2015).

His career began at Alfred Teves GmbH (1971), where he made an international career as President and CEO (1989) of ITT-Automotive Inc., USA. Dr. von Grünberg’s extensive industrial and manufacturing experience includes being CEO and latterly the Chairman of the automotive group Continental AG, where he became one of the most recognized managers of the German economy. He co-founded avateramedical N.V. in 2011.

Dr. von Grünberg studied physics at the University of Cologne, where he graduated in 1968. Subsequently, he became a research associate at the University of Cologne, where he graduated in 1970 as Dr. Ing. Physics doctorate.

Marc Lasry

Mr. Lasry is the Co-Founder and CEO of Avenue Capital Group, New York.

Avenue Capital Group is a global investment firm that was founded in 1995 by its Senior Principals, Marc Lasry and Sonia Gardner. The firm’s primary focus is investing in distressed debt and other special situations investments in the United States, Europe and Asia. The firm manages assets estimated to be approximately USD 12bn and employs c. 170 people worldwide.

Mr. Lasry co-founded Amroc Investments, LLC (“Amroc”), which purchased both trade claims and bank debt held by vendors of bankrupt and/or distressed companies. Prior to that, Mr. Lasry was the Co–Director of the Bankruptcy and Corporate Reorganization Department at Cowen & Company. He also served as Director of the Private Debt Department at Smith Vasiliou Management Company.

Mr. Lasry is currently a member of the Council on Foreign Relations and he has served and will continue to serve on various other boards of advisors/directors of both for-profit and not-for-profit private and public companies.

Mr. Lasry graduated with a B.A. in History from Clark University and a J.D. from New York Law School.

Ian Read

Mr Read is the former CEO & Executive Chairman of Pfizer Inc

As president, chief executive officer, and chairman of Pfizer, Mr Read created more than $240 billion in shareholder value.
Born in Scotland and raised in Zimbabwe, he received a bachelor’s degree in chemical engineering from Imperial College London and earned Chartered Accountants certification from the Institute of Chartered Accountants of England and Wales.

He joined the biopharmaceutical company Pfizer in 1978 as an operational auditor and quickly ascended to the company’s leadership team. Until 1995, Mr Read worked in Latin America, including key appointments as chief financial officer of Pfizer Mexico and country manager of Pfizer Brazil. In 1996, Mr Read was appointed president of Pfizer’s International Pharmaceuticals Group, Latin America , which led to a series of promotions. He was named executive vice president for Europe in 2000 and corporate vice president in 2001. Additional areas of responsibility included oversight of operations in Canada, Europe, Africa, the Middle East and Latin America. He later became senior vice president and group president of Pfizer’s Worldwide Biopharmaceutical Businesses.

Mr Read was appointed CEO in 2010, and a year later, became Pfizer’s chairman of the board. He retired as CEO in December 2018 and as board chairman at the end of 2019. He is presently chairman of DXC and a board member of Kimberly-Clark Corporation.

Arvind Sodhani

Mr. Sodhani is Founder and Former CEO of Intel Capital, Santa Clara.

Intel Capital is one of the world´s largest global technology investors having invested north of USD 12.3bn in more than 1500 companies since 1991 and there are more than 660 Intel Capital portfolio companies which have gone public or were sold through a strategic sale or merger.

Prior to Intel Capital, Mr. Sodhani was the Head of M&A and Treasurer and SVP at Intel Corporation. Mr. Sodhani served as a Board Member of the NASDAQ, Clearwire and SMART. The company ranked #1 in M&A exits and as #2 in IPO exits of all VCs while under his leadership. Mr. Sodhani is currently the Managing Partner at Silver Trail Ventures.

Mr. Sodhani graduated from the University of London and he received a Master’s Degree in Business Administration from the University of Michigan.

Management board

Lars Windhorst

Chief Executive Officer

Mr. Windhorst founded Windhorst New Technologies AG in 2000 with a focus on investments in the internet and new technologies sectors. In 1995, Mr. Windhorst established Windhorst Asia Pacific Holdings Ltd. in Hong Kong and by 1996 the company had diversified into a trading and investment conglomerate with activities in electronics, industry, trading, real estate and finance. Mr. Windhorst founded his first company, Windhorst Electronics Group, at the age of 16 in 1993, assembling and distributing PCs and IT products across Europe with first year sales of over USD 50m. Mr. Windhorst was a member of Dr. Helmut Kohl’s (the then German Federal Chancellor) economic advisory board, and accompanied the Federal Chancellor to help generate business connections globally. Mr. Windhorst was also the youngest “Global Leader for Tomorrow” at the World Economic Forum in Davos.


Mr. Windhorst has been heavily involved in various philanthropies and has generously donated to charities in the field of art. He is a patron and benefactor of the Serpentine Gallery and member of the Council of Trustees of the Serpentine Gallery in London. He has been involved with supporting two world renowned art exhibitions. Firstly, the display of ‘Reichstag Unwrapped’, a photographic exhibition by conceptual artist Christo at the Reichstag in Berlin, twenty years after he first created his iconic building wrapper; and secondly, supporting the ongoing exhibitions at the Serpentine Gallery in London

Tatiana Cohen

Chief Financial Officer

Tatiana Cohen is the Chief Financial Officer of Tennor. She has over 20 years of experience in financial advisory and corporate finance having held numerous executive finance and management positions during last 16 years. She had worked at PriceWaterhouseCoopers in London and New York, Deutsche Bank and Lehman Brothers corporate finance in  London, and later was a senior management member and head of CEE and special situation investments at GLL Real Estate Partners in Munich. Tatiana was a CFO and executive board member of Tennor Holding B.V. between 2011 and 2015. From end of 2015 until 2020 she was deputy CFO and then CFO of Renova Management AG in Zurich, before re-joining Tennor management board in January 2021.

Tatiana holds a BA in accounting and finance from Baruch College in New York and a BsC in computer science and business management from Tel Aviv University and an MBA from Harvard Business School.

Stefan Kindler

Chief Risk Officer

Mr. Kindler is the Chief Risk Officer and is Head of Legal & Compliance of Tennor. Mr. Kindler joined Tennor in January 2019. Mr. Kindler started his career as a lawyer at HLB Stueckmann and Partner, a mid-size auditing and tax consulting firm in Bielefeld, Germany. In 2004 he qualified as a tax consultant and later as a certified auditor. Mr. Kindler has 18 years of experience in auditing and advising large and mid-size companies in various industries (Pharmacy, Cosmetics, Agriculture, Abrasives and Food Industry) and during this time he accompanied several due diligence, tax compliance and M&A projects. He has expertise in German local GAAP and IFRS. Mr. Kindler holds a Law degree from University of Bielefeld.

Senior Investment Team

Tareq Shabib

Chief Investment Officer

Mr Shabib is the Chief Investment Officer of Tennor. Prior to joining Tennor in 2015, Mr Shabib was Head of Structured Finance at Arab Banking Corporation, the Managing Director and Head of Strategic Investments at Qatar First Bank in Doha, where he led direct investments in the oil & gas, real estate, financial services and luxury sectors in the Middle East, East Africa and Europe. Mr. Shabib holds a Master of Science in Finance from the London Business School, an MBA and a Bachelor of Engineering from Imperial College, University of London.

Arjun Metre

Head of Sports, Media and Entertainment Investments

Mr. Metre is Head of Sports, Media & Entertainment related investments of Tennor. In this capacity, he has joined the boards of Tennor’s technology & media related portfolio companies. Mr. Metre served over the past 14 years, most recently, as Investment Director leading the Media, Entertainment and Sports Technology vertical at Intel Capital. Mr. Metre co-led the formation of the joint NBA-Intel Capital “Emerging Technology Initiative”. He holds a B.S. in Management Science/Quantitative Economics from the University of California at San Diego.

Mark An

Portfolio Manager

Mr. An is a Managing Director having joined Tennor in 2012. Prior to that, Mr. An was a VP with Macquarie Group in London providing financial advisory services to corporate clients across the Telecom, Technology, Media and Entertainment sectors. In parallel, he was also part of Macquarie’s principle investment team. Mr. An is a Korean national, fluent in Korean and English, who served as a Sergeant in the Republic of Korea Army in the Aviation Operations Command and completed service with honours as a Squadron Leader. He holds a Master of Science in Finance from INSEAD, Master of Philosophy, Industrial Management from the University of Cambridge and a BSc, Economics from the London School of Economics and Political Science.

Filippos Kodellas de la Morena

Portfolio Manager

Mr. Kodellas de la Morena is a Managing Director having joined Tennor in 2018. Before that, Filippos was part of KKR’s Special Situations team in London providing bespoke capital structure solutions to corporates and investing in public/private companies. He was actively involved in the full deal process; sourcing, underwriting, execution, portfolio management through to exit. Previously, Mr. Kodellas de la Morena was part of the distressed opportunities and non-performing loan team at Bain Capital Credit in London. He holds a Bachelor of Business Administration from Universidad Pontificia Comillas and is a fluent speaker in Greek, Spanish, French and English.

Tarek Malak

Portfolio Manager

Mr. Malak is a Managing Director having joined Tennor in 2011. Before that, Mr. Malak was with N.M. Rothschild & Sons in their Financial Advisory Group, specialising in M&A (focusing on TMT, consumer/retail and real estate) and debt restructuring (focusing on real estate, consumer/retail and leisure) transactions for large and mid-cap clients. Mr. Malak graduated from the University of St.Gallen, Switzerland, with a Master’s degree in Business and Economics.

Mark Olson

Portfolio Manager

Mr. Olson is a Managing Director having joined Tennor in 2015. Previously Mr. Olson managed an independent private investment firm, originating and placing private debt and equity opportunities across FinTech, Cyber Security, Commodity, Asset Backed and Commercial Property transactions. He was also head of convertible bond research on the trading desk at Morgan Stanley London and for the high yield bond trading desk at RBS London. Mr. Olson was also involved in origination, pricing and sales/distribution of bonds across European and North American investors. Mr. Olson obtained his Chartered Accountancy designation with KPMG, having professional experience in Canada, Germany and the UK. He is a CFA charter holder and holds a Bachelor of Commerce degree from the University of Calgary, Canada.

Investor Relations

Benjamin Pourrat

Investor Relations Manager

Mr. Pourrat is a Managing Director having joined Tennor in 2014. Prior to that he served as Managing Partner and Business Development leader for a boutique investment advisory GAP Financial Advisors SA; JP Morgan Cazenove; and was one of the founders of Liberum Capital, a small investment bank with a focus on real estate, agriculture, mining, oil and gas, and technology investments throughout Europe, Asia, and Africa. Mr. Pourrat has extensive experience driving the success of high-revenue investment opportunities throughout Europe, Asia, and Africa; ensuring market dominance in diverse regions worldwide; and consulting with top-tier clients regarding hedge funds, fixed income, equity, private placement and other financial products. He holds a Bachelor of Science (BSc) in Business Administration, Major in International Management from the University of Applied Science, Geneva, Switzerland.

Rene Riefler

Investor Relations Manager

Mr. Riefler is a Managing Director having joined Tennor in 2011. Before that, Mr. Riefler held senior positions in the banking and asset management industry for over two decades. He was Managing Director and founder of the largest non-bank owned Austrian Brokerage Company, RRS Strategies Services GMBH and the co-owner, CIO and board member of Euroinvest Bank. Previously, at the Bank Austria, Mr. Riefler built the Derivatives Trading department and served as a Managing Director for Investment bank Austria. Mr. Riefler was also a fund manager with San Marco KAG, and Managing Director for Ringturm KAG, the asset management company of Vienna Insurance Group VIG.