Our Team

Meet Our

Team of

Surveyors //


Watching the road!

Our team are drawn from all walks of life and vastly experienced. Many of our enumerators are formerly engineers, HGV drivers, policemen, teachers, librarians and museum workers. Whilst maintaining professional standards, we pride ourselves on our ‘family’ approach and value all our staff equally. We recognize the value and importance of having a vastly diverse and experienced team, who have a range of skills to offer.

Erik Cawthorne - Managing Director
Erik Cawthorne - Managing Director

Erik has been involved with the company since it's inception, as it is a family run business, he even worked on the very first survey back in 1989! Erik joined the company as a director in 2007, following almost 10 years work in television broadcasting. Outside of work Erik is a long suffering Leeds United supporter. He is also heavily involved in the local community as a Trustee of Wallingford 1155, a charity and a Director of BunkFest Music Festival.

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David Hawksworth - General Manager
David Hawksworth - General Manager

Dave has been with the company since 2008. In a previous life, he spent 20 years as a Librarian in an academic library. Away from work, Dave is a Yorkshire County Cricket Club member and a Shrewsbury Town supporter, as a born and bred Shropshire Lad and adopted Yorkshireman. He also spends time doing voluntary work and is on the board of More In Common Batley & Spen, set up to continue the community work of Jo Cox. Dave is an animal loving vegan on a mission to save the planet.

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Janet Boocock - Marketing Manager
Janet Boocock - Marketing Manager

Jan has worked for the company for over a year. She has been married for 11 years and her husband also works for JES. Jan lived in Turkey for 5 years and brought back 2 adopted dogs and has since adopted a cat. Jan works part time, away from work she enjoys taking adult ed. classes and in her last course gained a qualification in Reflexology.

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Testimonials //
  • “JES Traffic have performed transportation data collection services to WSP | Parsons Brinckerhoff for over 10 years and have always been a safe pair of hands. They understand the importance of collecting accurate information and share our values about working in a safe and responsible manner in a public-facing environment. We have, and continue to, jointly develop our working methods to the ultimate benefit of the data collection industry. ”


Charles Edmonds - Associate

WSP / Parsons Brinckerhoff



  • “We have employed the services of JES Traffic Ltd on an 'as and when' required basis over last two decades. We have found the service delivery to be efficient, value for money, courteous and tailored to our specific requirements.Please note the above are my personal views and not of my organisation (Leeds City Council)”


Mohammed Mahmood - Transport Planner

Leeds City Council



  • “JES always provide the highest standard of service. You can rely on them to provide a quality survey, at the price they have quoted, and in the timescale they have said.”


   Ed Spivey - PrincipalEJS Associates



  • “I have always found JES to be reliable and thorough in their work. They have supplied TRICS with good quality, robust transport survey data, and I look forward to continuing to work with them.”


Ian Coles - Operations Manager

TRICS Consortium Limited


  • “Project Centre have used JES Traffic on a number of large scale projects, always receiving a professional service and well presented data to meet the required project specifications.”


Richard Plant - Senior Parking Consultant

Project Centre


  • “I’ve used JES for many years and have always found them to deliver prompt, quality survey data which can be relied upon to support our transport assessments.”


Richard Harrison - Associate

Odyssey Markides