Management Team


Tim Pearce, Managing Director

Tim Pearce, Managing Director of Chemostrat, has worked in the petroleum service sector for more than 20 years. Tim graduated from Liverpool University and subsequently gained his PhD from Kingston University. Tim’s doctoral research was a seminal work in the application of chemostratigraphy in the oil industry. Tim continues to publish his on-going research and present papers at scientific conference in chemostratigraphic and provenance techniques and he is involved in global multi-client reports and regional studies from MENA, Europe and Canada. Tim is responsible for corporate strategy and global business development.

BIN406-0148.nefKen Ratcliffe, Director

Ken Ratcliffe is a founding director of Chemostrat along with Tim Pearce. He has worked in the oil industry for over 25 years after graduating from Imperial College and being awarded his doctorate from Aston University. Having successfully set up the Houston office and a Chemostrat presence in Australia as a focal point for Asia Pacific studies, Ken was appointed Global Sales Director. Following an internal restructuring, Ken was appointed CEO of the US Unconventional Division of Hafren Scientific in 2015. Ken maintains a very high research and technical profile in the industry through publications, conference presentations and papers.

John MartinJohn Martin, Director

John Martin graduated from Aberdeen University in 1994 with a BSc honours degree and from Queen Mary College London in 1996 with a MSc degree. John oversees project work in Europe, including the rapidly developing shale resource plays. John was also instrumental in developing our in-house analytical capabilities and maintains an oversight role for XRF and ICP instruments at our analytical laboratory in Wales.

Vcki RidgeVicki Ridge, Finance Director

Head of Finance, on graduating from Wolverhampton University with a Maths degree in 1996 Vicki spent 7 years working for an Accountancy Practice where she gained her ACCA Accountancy qualification. Following this a further 7 years was spent as Finance Manager for a large multinational electrical manufacturing company before moving to the Financial Services sector in 2010. Vicki joined Hafren as Head of Finance in 2013, becoming Finance Director in 2016.

Ruth BridgeRuth Bridge, Secretary

Group Financial Controller, Ruth joined Chemostrat Ltd in 2001 and is now the Group Financial Controller and Company secretary for all the UK Companies.  Ruth has 30 years financial experience working in both Industry and Accountancy practices.

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