Phil Greenwood


Phil has responsibility for a number of business units across Marlowe Critical Services, serving as CEO.  Responsibility for the water, air and environmental engineering divisions sit within this portfolio.

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Phil has over 20 years’ experience in delivering critical, business to business services. He is passionate about putting the customer at the heart of business strategy by delivering compliance, service improvements and return on investment benefits. Previously, he was General Manager within a specialist services division at TNT before joining Iron Mountain, where he was most recently Country MD and Vice President.

Phil is Passionate about a Team - Customer - Results philosophy and has worked with his Senior Leadership Team to integrate and transform 20 of Marlowe’s acquisitions from standalone entities to leaders in their chosen field. 

Andy Walls

Chief Operating Officer

Andy’s role is to support our colleagues in executing our strategy, integrating acquired companies and continually improving the business.

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Andy has held senior management positions in the Automotive, Insurance, Home Assistance and Stockbroking industries. He led the building of the UK first insurance aggregator from scratch and latterly held Director level positions at multinational and FTSE 250 companies with a strong focus on Operational improvement.

Andy has extensive and wide-ranging change management background and has a strong track record of results delivered in a pragmatic, inclusive and simple way. 

Richard Gimmler

Finance Director

Richard and his team work with the rest of the group to provide information, insight and best practice to support the ongoing business expansion of the company.

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Richard has a Chemistry/Managerial Economics degree from Nottingham University and his early career was with PriceWaterhouseCoopers, during which time he qualified as a Chartered Accountant. He has since gained a wealth of experience holding senior finance positions in sectors as diverse as defence land systems, aggregates, building products and oil distribution.

James Greenwood

Sales & Marketing Director

James is the Sales and Marketing Director for Marlowe Critical Services which encompasses WCS Group. He entered the water treatment and hygiene market in 1999 as a graduate trainee and over a number of years  worked his way up to Sales Director.

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James brings over 20 years’ experience of water treatment, water hygiene, air hygiene and unparalleled compliance and safety. He has deep sector experience and has significant knowledge of the Facility Management industry and strategic outsourcing relationship management.

Today, he leads the WCS Group National Sales Team  comprising of sales, marketing, business development and customer relationship people servicing local and national customers. He is also responsible for the facilitation and promotion of Marlowe Group Companies intergroup sales.

His focus is on ‘best in breed’ customer advice, outstanding attention to detail and ensuring we do what we say with predictable results. He is a Graduate in Marine Biology.

Tim Gaston

Engineering Director

Tim leads our WCS Environmental Engineering sector with over 20 years’ experience in water treatment engineering, engineering management and product development. 

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Holding a Degree in Biology and Ecology, Tim started work in the Water Treatment industry as a Sales and Service Engineer. He focuses and specialises in the development of water re-use, recycling equipment and total water lifecycle. Tim has co-authored publications on this subject for the Food and Beverage industry. Tim’s extensive experience in the water treatment sector includes Secondary Disinfection Solutions in Healthcare, Industrial process water solutions, effluent remediation schemes, water purification, recycling and re-use. Tim is a member of IHEEM and the WMSOC.

Jen Jackson

People Director

Jennifer is a commercially minded and culturally focused senior Leader with over 10 years’ experience in designing and implementing people strategies within the specialist engineering services and FM marketplace.

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With a degree in Psychology and a Masters in HR Management, Jennifer is well versed in driving the people agenda, strengthening governance and best practises on a large scale, in extremely complex organisations with extensive experience of integrating businesses with large field-based teams.

Steven Booth

Managing Director Water and Air

Steven Booth is Managing Director for the WCS Water and Air Divisions – responsible for our UK and Ireland operations across our core Water and Air service businesses.

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Steven has worked up from a frontline service role, through to leading another part of the WCS Group business successfully for several years, before stepping up into a wider role as Water and Air Managing Director

A highly respected and experienced water treatment professional, Steven has worked across a range of industry sectors; including FM, Data Centres, Local Government, Manufacturing, Commercial and Food & Beverage for nearly 20 years. He is a Chemistry graduate and a member of the WMSoc along with representing the IWFM on the new BSRIA BG50 guidance due to be released in 2021.


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