STROMA CERTIFICATION - Key Persons


Andrew Parkin

Job Titles:
  • Director of Energy Certification
Mark is a qualified professional, overseeing the Stroma Group's Quality and Health & Safety strategy and ongoing compliance with regulatory and legislative requirements. With a background as an energy assessor, Andrew used his knowledge to build Stroma Certification's range of award-winning certification schemes and training courses for energy assessors. Sam is responsible for the operational delivery of our certification strands for domestic, commercial, new build, public buildings and air conditioning systems.

Andy Mitchell

Job Titles:
  • Energy Services Director
Penny is an experienced Operations Manager with a demonstrated history of working in the construction industry. Penny is responsible for overseeing the deployment of our air tightness engineers nationwide, ensuring a smooth and efficient service for our clients.

Ben Mitchell

Job Titles:
  • Operations Manager
Steve has worked for nearly 2 decades in the industry, focussing on the inspection of buildings and infrastructure. Since 2006 he has been involved in the structural inspection of railway and highways structures. In the past 6 years, Steve has worked in project management roles.

Calum Malcolm - CIO

Job Titles:
  • IT Director
  • Group IT Director
Andrew has extensive experience working for Stroma Certification and across the industry to champion the work and value of energy assessment, EPCs and DECs.

Chris Cotterill

Job Titles:
  • Head of Construction Services

Habib Ali

Job Titles:
  • Engineering Manager
Ruth has worked in the bridge inspection industry for over 15 years and has extensive knowledge of rail and road structures. As workload increased, she has built up and trained a dedicated and hard-working team.

Ian O'Connor - Managing Director

Job Titles:
  • Managing Director
  • Managing Director ( Building Control )
Zoe has worked in sales for all of her working career, with a strong background in construction and manufacturing. Zoe heads up our national sales and business development teams, responsible for developing our sales and estimating strategy. Mark has a wide-range of experience working on small domestic works to complex commercial, industrial and public buildings. He has further developed his technical competence aimed at providing clients with a helpful and proactive service to ensure Building Regulation compliance.

Ian Wallbank

Job Titles:
  • Director of Acoustic Services
James is a Chartered Senior Air Quality Consultant and is experienced in both Indoor and Ambient Air Quality. As Head of Discipline for Pre and Post Construction Services, James manages the delivery of sustainability services, including Air Quality, Thermography, and Air Tightness Consultancy.

James Browne

Job Titles:
  • Head of Pre and Post Construction Services

James Rhodes

Job Titles:
  • Head of Inspection & Maintenance
Habib provides technical expertise to our bridge examination/inspection team and is responsible for the training and development of our inspection staff. He has extensive experience in the design, assessment and maintenance of highway and railway structures.

Joel Ashby

Job Titles:
  • Director - South Region
Victoria is an experienced Administrator, leading our nationwide admin function to support clients throughout the project.

John Prydderch

Job Titles:
  • Marketing Manager

Marc Cowlin

Job Titles:
  • Compliance Manager
Zoe has worked in sales for all of her working career, with a strong background in construction and manufacturing. Zoe heads up our national sales and business development teams, responsible for developing our sales and estimating strategy.

Mark Ringshall

Job Titles:
  • Director - North Region
Joel has over 10 years' experience in the building industry. Having gained initial experience with two local authorities, Joel has brought his understanding of the Building Control function, qualifications and proactive approach to help build and grow the company.

Mark Rollins-Mann

Job Titles:
  • Director of QHSE
John is a Chartered Marketer with extensive experience in strategic B2B marketing. He leads our central Marketing team comprising traditional marketing, digital, graphic design and web skills.

Martin Holt - CEO

Job Titles:
  • Chief Executive Officer
Richard is a Fellow of the Institute of Chartered Accountants in England & Wales and has over 15 years' experience as a CFO of high growth businesses operating in the service and technology sectors.

Neil Bleakley

Job Titles:
  • IT Development Director
Stuart works alongside our technical teams for EPBD, BIM and Software to target industry opportunities and generate new business. He also collaborates across all Stroma divisions to drive sales activity.

Penny Ramsden

Job Titles:
  • Head of Operations
  • Operations Manager
Marc is responsible for the development and maintenance of all quality procedures and policies, including health and safety and environmental compliance. Marc is also a member of the Air Tightness Testing & Measurement Association (ATTMA) technical committee.

Richard Dean - CFO

Job Titles:
  • Chief Finance Officer
  • Fellow of the Institute of Chartered Accountants
Steve leads Stroma's Built Environment service offering, as a leading provider of Environmental Monitoring, Performance Testing and Energy Consultancy service to the UK construction industry.

Ruth Harrison

Job Titles:
  • Head of Reports Department
Ben previously worked as an Operations Manager in the industry gaining years of experience, he now looks after operations for all of Stroma Specialist Access' Rope Access and Building Inspection works.

Sam Cantle

Job Titles:
  • Technical Manager
Neil is directly responsible for the development and maintenance of energy performance calculation software such as FSAP, RSAP+ and also mobile data capture software such as Formation.

Steve Clarke

Job Titles:
  • Infrastructure Inspections Manager
A highly experienced bridge Inspector with roles dating back to 2000, he has been exposed to a wide variety of structure types in varying states of repair, resulting in an all-round knowledge of structures, defects and defect causes.

Steve Horrocks - Managing Director

Job Titles:
  • Managing Director
  • Managing Director ( Built Environment )
Ian has a wealth of strategic leadership experience across the Stroma Group. He has spent more than a decade with the business, previously as Finance Director. Following the creation of Stroma Building Control, Ian became Commercial Director then appointed Managing Director in 2020. Ian has worked on a vast array of schemes including Environmental Impact Assessments, transport schemes, and large mixed-use residential and commercial initiatives. Ian's expertise includes building and architectural acoustics, environmental noise, transportation noise, and computational noise modelling.

Stuart Oakes

Job Titles:
  • Group Sales Manager

Tony Gibbard

Job Titles:
  • Highways Inspections Project Leader

Victoria Jubb

Job Titles:
  • Head of Administration

Zoe Dickinson - Chief Commercial Officer

Job Titles:
  • Commercial Director
As Stroma's Group IT Director, Calum oversees the organisation's IT strategy with a proven track record in delivering IT strategy and transformation. Chris liaises closely with our Air Testing department for projects where Remedial Air Sealing or Temporary Sealing is required. His background includes experience as a site engineer and rope access technician working alongside Stroma Specialist Access.