Management Team

Neil Penhall

CEO Close

Neil is the CEO of  SLR Group with responsibility for all international operations. His key role is to provide leadership, support and direction for SLR’s strategic growth across the global business. Prior to being CEO Neil has been Managing Director of the African, Australasian and European operations (2009 - 2013), and before then SLR’s UK Managing Director (2001-2009).

Prior to joining SLR in 1995, Neil held consultancy roles with major international consultancies such as Rust Environmental (now Parsons Brinckerhoff) and Dames & Moore International (now URS). Neil qualified as a mining engineer and has more than 30 years experience in international environmental consultancy.

Peter Skinner

Chief Operating Officer Close

Peter leads on operational management and growth in our business, providing leadership and working closely with our Regional Managers and their service line and sector teams. He has been a consultant for 35 years in geotechnics and environment, and alongside his leadership roles has significant experience in both project management and client development.

Kevin Rattue

Executive Director Close

Kevin is responsible for the Americas and serves as Chairman of SLR International Corporation in the US and President of SLR Consulting (Canada) Limited as well as being an Executive Director of SLR Management Limited. Prior to joining SLR in 2000, Kevin was the Chief Operating Officer of SECOR International, a $100m turnover international environmental consultancy with its head office in Seattle. Previously Kevin worked as an exploration geologist for a French consulting firm in India, Indonesia, Singapore, Australia and the Middle East.

Kevin has over 30 years of experience with environmental consultancies and oil exploration companies and holds an MBA (International Business) and M.Sc. (Hydrogeology) from the University of Birmingham. He is a registered geologist, licensed hydrogeologist and serves as a Director of the British-American Business Council (Pacific Northwest).

Peter MacKellar

Executive Director Close

Peter joined the Board of SLR Management Limited in January 2015 as Executive Director with responsibility for all international operations outside of the Americas (UK, Ireland, France, Africa, Australia, New Zealand and the Far East).

Peter worked previously for Rust Consulting and since 1999 for Sinclair Knight Merz (“SKM”). Originally Peter held senior roles in SKM’s Australasian operations, but since 2004 he was Chief Operating Officer, Europe, Middle East & Africa (EMEA). Following SKM’s acquisition by Jacobs Engineering he was Manager of the legacy SKM EMEA Water & Environment and Mining & Metals businesses.

Peter gained a civil and structural engineering honours degree at Sheffield University, holds a diploma with distinction in engineering management from Bristol University and is a graduate of Insead Business School in France.

Graham Elton

Chairman Close

Graham joined SLR as Non-Executive Chairman in 2018. He ran Bain & Company’s EMEA Private Equity business from 2005-18 and is now Chairman. He is also Chairman of Pageant Media, Capital Economics and Lane, Clark and Peacock. Prior to joining Bain as a Partner he ran businesses for United Business Media and Pearson and worked at The Boston Consulting Group. Graham has a degree in Modern History from Oxford and an MBA from Harvard Business School.

Robert Leeming

Non-executive director Close

Robert is a partner at Charterhouse and was appointed to the SLR board in June 2018. He joined Charterhouse in 2007. He was formerly a partner at EPIC Private Equity, prior to which he worked on due diligence and strategy assignments at PricewaterhouseCoopers. Robert has a degree in Natural Sciences from Cambridge University and an MBA from INSEAD.

Sheena Pattni

Non-executive director Close

Sheena is an Investment Manager at Charterhouse and was appointed to the SLR board in June 2018. She joined Charterhouse in 2014 having previously spent four years at Perella Weinberg Partners in London, where she worked on M&A transactions across a number of sectors and geographies. Sheena holds a BSc in Economics from the University of Warwick.

Chris Warren

Non-executive director Close

Chris is a partner at Charterhouse and was appointed to the SLR board in June 2018. He joined Charterhouse in 2013 having previously spent ten years with ECI Partners where he completed a number of transactions across a wide range of sectors.

Prior to ECI, Chris worked at BC Partners and before that as a consultant with COBA in their Strategy and Private Equity group. Chris has a degree in PPE from Oxford University and an MBA from INSEAD.