Our team

We are an experienced, collaborative team that takes pride in being of the highest institutional quality while retaining our entrepreneurial culture.

Partner

Sam Abboud

Sam is a founding partner of Pioneer and has 23 years’ private equity experience.

Prior to Pioneer, Sam was a non-founding partner at Englefield Capital, where he was instrumental in developing and implementing the investment strategy into the wind, energy and environment sectors. He also held private equity and finance roles at Morgan Stanley, Freeman Spogli, and Salomon Brothers.

Sam has an MBA from Harvard Business School, where he was a Baker Scholar and holds a degree in Business Administration from the University of Southern California.

Partner

Giuseppe Curatolo

Giuseppe Curatolo is a founding partner of Pioneer and has 21 years’ private equity experience.

Prior to joining Pioneer, Giuseppe held a variety of roles in growth capital and venture capital firms including Draper Fisher Jurvetson and Tlcom, a spin-off of Morgan Stanley.

Giuseppe is a graduate of the Bocconi University in Milan and holds an MBA from Stanford University. Since 2013, Giuseppe has been an Advisor to the Investment Committee of the Venture Capital programme of the European Bank for Reconstruction and Development.

Partner

Rupert Shaw

Rupert is a founding partner of Pioneer and has 19 years’ private equity experience.

Before Pioneer, Rupert held roles at DLJ Merchant Banking, GMT Communications and DLJ Phoenix in both London and New York.

Rupert has a BA in History of Art and a Business Certificate in Marketing and Management from Duke University.

Partner

Terrence Tehranian

Terrence is a founding partner of Pioneer and has 27 years’ private equity experience.

Prior to Pioneer, Terrence was co-founder and Managing Partner of GMT Communications, where he sat on the investment committee overseeing 24 portfolio investments in 18 countries. He has also held additional corporate finance and M&A roles at Baring Brothers, London and Hambrecht & Quist, Silicon Valley, United States.

Terrence was a Rhodes Scholar at Oxford University, where he received an MPhil in Economics, and holds a BA in Development Economics from Princeton University.

Investment Professional

Miguel Arbizu

Miguel joined Pioneer in 2019 and is a member of the investment team.

Prior to Pioneer, Miguel worked in the investment banking division of Citigroup in Madrid, with specific focus on the infrastructure and energy sectors.

Miguel holds a BA in Business Administration and Law from Universidad Pontificia de Comillas.

Office Manager

Wendy Greenbury

Wendy joined Pioneer portfolio company Primrose Solar in 2014 and then joined Pioneer as Office Manager.

Prior to Pioneer, Wendy held roles in a variety of industries including the Royal College of Art.

Wendy has a BA in fashion textiles from Manchester College of Art.

Industry Advisor

Stephen Hodges

Stephen joined Pioneer as an Industry Advisor in 2020 and brings with him invaluable independent advice on technical matters and general project support.

Stephen is a recognised waste management and project expert, with a strong commercial orientation and focus on longer term viability of projects. He is Director of Haggai Project Services Ltd and, prior to this, was Director of Engineering at Viridor. He also holds various NED roles in clean energy technology companies.

Stephen holds a BSc in Engineering Geology, Geophysics and Structural Geology from Durham University.

Financial Controller

Florence Jawo

Florence joined Pioneer portfolio company Primrose Solar in 2014 and then joined Pioneer as a consultant financial controller.

Florence is a qualified and licenced accountant with over 20 years’ experience in various sectors and businesses.

Florence is a Fellow member of the Association of Accounting Technicians.

Investment Professional

Edoardo Luciani

Edoardo joined Pioneer in 2010 and is a member of the investment team.

Prior to Pioneer, Edoardo worked at L.E.K. Consulting, where he was a Senior Associate Consultant in the Melbourne and Milan offices. He also held roles at Accenture Business Consulting and the B2B online portal 1city.biz.

Edoardo graduated in Business Administration from Bocconi University in Milan and holds an MBA from the London Business School.

Industry Advisor

Miriam Maes

Miriam joined Pioneer as an Industry Advisor in 2019 and brings with her significant experience and a prominent track record within the energy sector.

Miriam has worked for multinationals for over 35 years, including 15 years in the B2B energy and climate change space. She is the Founder and Chairwoman of the Energy Transition Forum and, prior to this, was an Advisor to the UK’s Department for Energy and Climate Change. Since January 2018, Miriam has been Chairwoman of the Supervisory Board of the Port of Rotterdam and serves on various NED Boards in France, UK and the Netherlands.

Miriam is a graduate from Nyenrode Business University.

Investment Professional

Julius McGillivray

Julius joined Pioneer in 2018 and is a member of the investment team.

Prior to Pioneer, Julius spent fours years at Arup in their energy advisory team providing commercial advice to a range of clients including investors, utilities, national government and developers.

Julius graduated with First Class honours in Engineering from University College London.

Investment Professional

Sebastian Miller

Seb joined Pioneer in 2014 and is a member of the investment team.

Prior to Pioneer, Seb spent four years at Oxford Capital Partners, where he worked on a number of renewable generation and energy efficiency investments.

Sebastian holds an MA in Economics & Management from Oxford University.

Industry Advisor

Javier Perea

Javier joined Pioneer as an Industry Advisor in 2019 and brings with him a wealth of experience in the field of engineering, construction, commissioning, operation and maintenance of industrial plants and power generation plants in more than fifty countries.

Javier serves as President of Empresarios Agrupados and acts as President and CEO of Ghesa Engineering and Technology. Prior to this, he was Managing Director at Gamesa where he delivered over 30 GW of wind power globally. He has also assisted in M&A transactions involving over 4 GW of power output.

Javier holds a degree in Industrial Engineering from the Escuela Técnica Superior de Ingenieros Industriales of Bilbao, Spain, and an MSc in Engineering and Management of Manufacturing Systems from Cranfield University in the UK.

Investor Relations Manager

Harriet Rae

Harriet joined Pioneer as Investor Relations Manager in 2020.

Prior to Pioneer, Harriet worked at Foresight Group where she was primarily responsible for managing the IR of the Infrastructure team’s bioenergy funds. She also worked as a capital markets advisor at communications firm h2glenfern.

Harriet has a BSc Degree in Natural Sciences from Durham University.

Andreas Schuler
Investment Professional

Andreas Schuler

Andreas joined Pioneer in 2015 and is a member of the investment team.

Prior to Pioneer, Andreas worked in the investment banking division of Barclays, where he covered the natural resources sector across Europe, the Middle East, and Africa.

Andreas holds an MSc in Accounting from the London School of Economics and a BSc in Business Administration from WHU – Otto Beisheim School of Management in Germany.

Director of Fund Operations

Marcela Siddall

Marcela joined Pioneer in 2019 as the Director of Fund Operations.

Prior to Pioneer, Marcela was responsible for the overall operations of the Finance team at Kreos Capital. Additional roles include Vice President of the Real Estate Opportunities Fund at Oaktree Capital Management.

Marcela is a qualified accountant with the Chartered Institute of Management Accountants in 2013.

Operations Manager

Louise Siwoku

Louise joined Pioneer as a consultant Operations Manager in 2019.

Prior to Pioneer, Louise held similar roles with Star Capital, Aerius Associates and Greenhill.

Louise has a diploma from Birkbeck College, University of London.

Interim CFO

Susie Woodford

Susie joined Pioneer in 2018 as a consultant interim CFO.

Prior to Pioneer, Susie was Finance Director at Sabre Fund Management Limited and Rathbone Unit Trust Management Limited. She is also acting as Chief Operation Officer at Alltus Capital. She previously held positions at Hambros Bank Plc and Cater Allen Limited.

Susie is a certified chartered accountant.

Administration

Emma Young

Emma joined Pioneer in 2019 as receptionist and general admin support.

Emma has an MA in Theology from the University of Edinburgh.

We are an experienced, collaborative team that takes pride in being of the highest institutional quality while retaining our entrepreneurial culture.

Partner

Sam Abboud

Sam is a founding partner of Pioneer and has 23 years’ private equity experience.

Prior to Pioneer, Sam was a non-founding partner at Englefield Capital, where he was instrumental in developing and implementing the investment strategy into the wind, energy and environment sectors. He also held private equity and finance roles at Morgan Stanley, Freeman Spogli, and Salomon Brothers.

Sam has an MBA from Harvard Business School, where he was a Baker Scholar and holds a degree in Business Administration from the University of Southern California.

Partner

Giuseppe Curatolo

Giuseppe Curatolo is a founding partner of Pioneer and has 21 years’ private equity experience.

Prior to joining Pioneer, Giuseppe held a variety of roles in growth capital and venture capital firms including Draper Fisher Jurvetson and Tlcom, a spin-off of Morgan Stanley.

Giuseppe is a graduate of the Bocconi University in Milan and holds an MBA from Stanford University. Since 2013, Giuseppe has been an Advisor to the Investment Committee of the Venture Capital programme of the European Bank for Reconstruction and Development.

Partner

Rupert Shaw

Rupert is a founding partner of Pioneer and has 19 years’ private equity experience.

Before Pioneer, Rupert held roles at DLJ Merchant Banking, GMT Communications and DLJ Phoenix in both London and New York.

Rupert has a BA in History of Art and a Business Certificate in Marketing and Management from Duke University.

Partner

Terrence Tehranian

Terrence is a founding partner of Pioneer and has 27 years’ private equity experience.

Prior to Pioneer, Terrence was co-founder and Managing Partner of GMT Communications, where he sat on the investment committee overseeing 24 portfolio investments in 18 countries. He has also held additional corporate finance and M&A roles at Baring Brothers, London and Hambrecht & Quist, Silicon Valley, United States.

Terrence was a Rhodes Scholar at Oxford University, where he received an MPhil in Economics, and holds a BA in Development Economics from Princeton University.

Investment Professional

Miguel Arbizu

Miguel joined Pioneer in 2019 and is a member of the investment team.

Prior to Pioneer, Miguel worked in the investment banking division of Citigroup in Madrid, with specific focus on the infrastructure and energy sectors.

Miguel holds a BA in Business Administration and Law from Universidad Pontificia de Comillas.

Office Manager

Wendy Greenbury

Wendy joined Pioneer portfolio company Primrose Solar in 2014 and then joined Pioneer as Office Manager.

Prior to Pioneer, Wendy held roles in a variety of industries including the Royal College of Art.

Wendy has a BA in fashion textiles from Manchester College of Art.

Industry Advisor

Stephen Hodges

Stephen joined Pioneer as an Industry Advisor in 2020 and brings with him invaluable independent advice on technical matters and general project support.

Stephen is a recognised waste management and project expert, with a strong commercial orientation and focus on longer term viability of projects. He is Director of Haggai Project Services Ltd and, prior to this, was Director of Engineering at Viridor. He also holds various NED roles in clean energy technology companies.

Stephen holds a BSc in Engineering Geology, Geophysics and Structural Geology from Durham University.

Financial Controller

Florence Jawo

Florence joined Pioneer portfolio company Primrose Solar in 2014 and then joined Pioneer as a consultant financial controller.

Florence is a qualified and licenced accountant with over 20 years’ experience in various sectors and businesses.

Florence is a Fellow member of the Association of Accounting Technicians.

Investment Professional

Edoardo Luciani

Edoardo joined Pioneer in 2010 and is a member of the investment team.

Prior to Pioneer, Edoardo worked at L.E.K. Consulting, where he was a Senior Associate Consultant in the Melbourne and Milan offices. He also held roles at Accenture Business Consulting and the B2B online portal 1city.biz.

Edoardo graduated in Business Administration from Bocconi University in Milan and holds an MBA from the London Business School.

Industry Advisor

Miriam Maes

Miriam joined Pioneer as an Industry Advisor in 2019 and brings with her significant experience and a prominent track record within the energy sector.

Miriam has worked for multinationals for over 35 years, including 15 years in the B2B energy and climate change space. She is the Founder and Chairwoman of the Energy Transition Forum and, prior to this, was an Advisor to the UK’s Department for Energy and Climate Change. Since January 2018, Miriam has been Chairwoman of the Supervisory Board of the Port of Rotterdam and serves on various NED Boards in France, UK and the Netherlands.

Miriam is a graduate from Nyenrode Business University.

Investment Professional

Julius McGillivray

Julius joined Pioneer in 2018 and is a member of the investment team.

Prior to Pioneer, Julius spent fours years at Arup in their energy advisory team providing commercial advice to a numbers of clients including investors, utilities, national government and developers.

Julius graduated with First Class honours in Engineering from University College London.

Investment Professional

Sebastian Miller

Seb joined Pioneer in 2014 and is a member of the investment team.

Prior to Pioneer, Seb spent four years at Oxford Capital Partners, where he worked on a number of renewable generation and energy efficiency investments.

Sebastian holds an MA in Economics & Management from Oxford University.

Industry Advisor

Javier Perea

Javier joined Pioneer as an Industry Advisor in 2019 and brings with him a wealth of experience in the field of engineering, construction, commissioning, operation and maintenance of industrial plants and power generation plants in more than fifty countries.

Javier serves as President of Empresarios Agrupados and acts as President and CEO of Ghesa Engineering and Technology. Prior to this, he was Managing Director at Gamesa where he delivered over 30 GW of wind power globally. He has also assisted in M&A transactions involving over 4 GW of power output.

Javier holds a degree in Industrial Engineering from the Escuela Técnica Superior de Ingenieros Industriales of Bilbao, Spain, and an MSc in Engineering and Management of Manufacturing Systems from Cranfield University in the UK.

Investor Relations Manager

Harriet Rae

Harriet joined Pioneer as Investor Relations Manager in 2020.

Prior to Pioneer, Harriet worked at Foresight Group where she was primarily responsible for managing the IR of the Infrastructure team’s bioenergy funds. She also worked as a capital markets advisor at communications firm h2glenfern.

Harriet has a BSc Degree in Natural Sciences from Durham University.

Andreas Schuler
Investment Professional

Andreas Schuler

Andreas joined Pioneer in 2015 and is a member of the investment team.

Prior to Pioneer, Andreas worked in the investment banking division of Barclays, where he covered the natural resources sector across Europe, the Middle East, and Africa.

Andreas holds an MSc in Accounting from the London School of Economics and a BSc in Business Administration from WHU – Otto Beisheim School of Management in Germany.

Director of Fund Operations

Marcela Siddall

Marcela joined Pioneer in 2019 as the Director of Fund Operations.

Prior to Pioneer, Marcela was responsible for the overall operations of the Finance team at Kreos Capital. Additional roles include Vice President of the Real Estate Opportunities Fund at Oaktree Capital Management.

Marcela is a qualified accountant with the Chartered Institute of Management Accountants in 2013.

Operations Manager

Louise Siwoku

Louise joined Pioneer as a consultant Operations Manager in 2019.

Prior to Pioneer, Louise held similar roles with Star Capital, Aerius Associates and Greenhill.

Louise has a diploma from Birkbeck College, University of London.

Interim CFO

Susie Woodford

Susie joined Pioneer in 2018 as a consultant interim CFO.

Prior to Pioneer, Susie was Finance Director at Sabre Fund Management Limited and Rathbone Unit Trust Management Limited. She is also acting as Chief Operation Officer at Alltus Capital. She previously held positions at Hambros Bank Plc and Cater Allen Limited.

Susie is a certified chartered accountant.

Administration

Emma Young

Emma joined Pioneer in 2019 as receptionist and general admin support.

Emma has an MA in Theology from the University of Edinburgh.

We are an experienced, collaborative team that takes pride in being of the highest institutional quality while retaining our entrepreneurial culture.

Partner

Sam Abboud

Sam is a founding partner of Pioneer and has 23 years’ private equity experience.

Prior to Pioneer, Sam was a non-founding partner at Englefield Capital, where he was instrumental in developing and implementing the investment strategy into the wind, energy and environment sectors. He also held private equity and finance roles at Morgan Stanley, Freeman Spogli, and Salomon Brothers.

Sam has an MBA from Harvard Business School, where he was a Baker Scholar and holds a degree in Business Administration from the University of Southern California.

Partner

Giuseppe Curatolo

Giuseppe Curatolo is a founding partner of Pioneer and has 21 years’ private equity experience.

Prior to joining Pioneer, Giuseppe held a variety of roles in growth capital and venture capital firms including Draper Fisher Jurvetson and Tlcom, a spin-off of Morgan Stanley.

Giuseppe is a graduate of the Bocconi University in Milan and holds an MBA from Stanford University. Since 2013, Giuseppe has been an Advisor to the Investment Committee of the Venture Capital programme of the European Bank for Reconstruction and Development.

Partner

Rupert Shaw

Rupert is a founding partner of Pioneer and has 19 years’ private equity experience.

Before Pioneer, Rupert held roles at DLJ Merchant Banking, GMT Communications and DLJ Phoenix in both London and New York.

Rupert has a BA in History of Art and a Business Certificate in Marketing and Management from Duke University.

Partner

Terrence Tehranian

Terrence is a founding partner of Pioneer and has 27 years’ private equity experience.

Prior to Pioneer, Terrence was co-founder and Managing Partner of GMT Communications, where he sat on the investment committee overseeing 24 portfolio investments in 18 countries. He has also held additional corporate finance and M&A roles at Baring Brothers, London and Hambrecht & Quist, Silicon Valley, United States.

Terrence was a Rhodes Scholar at Oxford University, where he received an MPhil in Economics, and holds a BA in Development Economics from Princeton University.

Investment Professional

Miguel Arbizu

Miguel joined Pioneer in 2019 and is a member of the investment team.

Prior to Pioneer, Miguel worked in the investment banking division of Citigroup in Madrid, with specific focus on the infrastructure and energy sectors.

Miguel holds a BA in Business Administration and Law from Universidad Pontificia de Comillas.

Office Manager

Wendy Greenbury

Wendy joined Pioneer portfolio company Primrose Solar in 2014 and then joined Pioneer as Office Manager.

Prior to Pioneer, Wendy held roles in a variety of industries including the Royal College of Art.

Wendy has a BA in fashion textiles from Manchester College of Art.

Industry Advisor

Stephen Hodges

Stephen joined Pioneer as an Industry Advisor in 2020 and brings with him invaluable independent advice on technical matters and general project support.

Stephen is a recognised waste management and project expert, with a strong commercial orientation and focus on longer term viability of projects. He is Director of Haggai Project Services Ltd and, prior to this, was Director of Engineering at Viridor. He also holds various NED roles in clean energy technology companies.

Stephen holds a BSc in Engineering Geology, Geophysics and Structural Geology from Durham University.

Financial Controller

Florence Jawo

Florence joined Pioneer portfolio company Primrose Solar in 2014 and then joined Pioneer as a consultant financial controller.

Florence is a qualified and licenced accountant with over 20 years’ experience in various sectors and businesses.

Florence is a Fellow member of the Association of Accounting Technicians.

Investment Professional

Edoardo Luciani

Edoardo joined Pioneer in 2010 and is a member of the investment team.

Prior to Pioneer, Edoardo worked at L.E.K. Consulting, where he was a Senior Associate Consultant in the Melbourne and Milan offices. He also held roles at Accenture Business Consulting and the B2B online portal 1city.biz.

Edoardo graduated in Business Administration from Bocconi University in Milan and holds an MBA from the London Business School.

Industry Advisor

Miriam Maes

Miriam joined Pioneer as an Industry Advisor in 2019 and brings with her significant experience and a prominent track record within the energy sector.

Miriam has worked for multinationals for over 35 years, including 15 years in the B2B energy and climate change space. She is the Founder and Chairwoman of the Energy Transition Forum and, prior to this, was an Advisor to the UK’s Department for Energy and Climate Change. Since January 2018, Miriam has been Chairwoman of the Supervisory Board of the Port of Rotterdam and serves on various NED Boards in France, UK and the Netherlands.

Miriam is a graduate from Nyenrode Business University.

Investment Professional

Julius McGillivray

Julius joined Pioneer in 2018 and is a member of the investment team.

Prior to Pioneer, Julius spent fours years at Arup in their energy advisory team providing commercial advice to a numbers of clients including investors, utilities, national government and developers.

Julius graduated with First Class honours in Engineering from University College London.

Investment Professional

Sebastian Miller

Seb joined Pioneer in 2014 and is a member of the investment team.

Prior to Pioneer, Seb spent four years at Oxford Capital Partners, where he worked on a number of renewable generation and energy efficiency investments.

Sebastian holds an MA in Economics & Management from Oxford University.

Industry Advisor

Javier Perea

Javier joined Pioneer as an Industry Advisor in 2019 and brings with him a wealth of experience in the field of engineering, construction, commissioning, operation and maintenance of industrial plants and power generation plants in more than fifty countries.

Javier serves as President of Empresarios Agrupados and acts as President and CEO of Ghesa Engineering and Technology. Prior to this, he was Managing Director at Gamesa where he delivered over 30 GW of wind power globally. He has also assisted in M&A transactions involving over 4 GW of power output.

Javier holds a degree in Industrial Engineering from the Escuela Técnica Superior de Ingenieros Industriales of Bilbao, Spain, and an MSc in Engineering and Management of Manufacturing Systems from Cranfield University in the UK.

Investor Relations Manager

Harriet Rae

Harriet joined Pioneer as Investor Relations Manager in 2020.

Prior to Pioneer, Harriet worked at Foresight Group where she was primarily responsible for managing the IR of the Infrastructure team’s bioenergy funds. She also worked as a capital markets advisor at communications firm h2glenfern.

Harriet has a BSc Degree in Natural Sciences from Durham University.

Andreas Schuler
Investment Professional

Andreas Schuler

Andreas joined Pioneer in 2015 and is a member of the investment team.

Prior to Pioneer, Andreas worked in the investment banking division of Barclays, where he covered the natural resources sector across Europe, the Middle East, and Africa.

Andreas holds an MSc in Accounting from the London School of Economics and a BSc in Business Administration from WHU – Otto Beisheim School of Management in Germany.

Director of Fund Operations

Marcela Siddall

Marcela joined Pioneer in 2019 as the Director of Fund Operations.

Prior to Pioneer, Marcela was responsible for the overall operations of the Finance team at Kreos Capital. Additional roles include Vice President of the Real Estate Opportunities Fund at Oaktree Capital Management.

Marcela is a qualified accountant with the Chartered Institute of Management Accountants in 2013.

Operations Manager

Louise Siwoku

Louise joined Pioneer as a consultant Operations Manager in 2019.

Prior to Pioneer, Louise held similar roles with Star Capital, Aerius Associates and Greenhill.

Louise has a diploma from Birkbeck College, University of London.

Interim CFO

Susie Woodford

Susie joined Pioneer in 2018 as a consultant interim CFO.

Prior to Pioneer, Susie was Finance Director at Sabre Fund Management Limited and Rathbone Unit Trust Management Limited. She is also acting as Chief Operation Officer at Alltus Capital. She previously held positions at Hambros Bank Plc and Cater Allen Limited.

Susie is a certified chartered accountant.

Administration

Emma Young

Emma joined Pioneer in 2019 as receptionist and general admin support.

Emma has an MA in Theology from the University of Edinburgh.