Our Team

The calibre of our team is the key to our success and your safety. Our subject matter experts have over 100 years’ of experience in Control of Work and Health and Safety. They are supported by a team of incredibly hardworking, smart and motivated individuals.  

Harry van der Vossen

Managing Director

Since the acquisition of Cresent by the RelyOn Nutec, Harry has been the newly appointed Managing Director of what is now known as RelyOn Nutec Digital Ltd. Harry’s background is in Oil & Gas with Shell International, but joined RelyOn Nutec Holding as Director of Digital Learning back in April 2019, after 14 years as COO with the e-Learning company Atlas Knowledge.

Jim Land - Team

Jim Land

Commercial Director/


Jim had been the Owner / Manager of Cresent since inception back in the eighties and successfully built the business to be a major player in the Oil & Gas Digital Learning and Control of Work systems and processes. Since the acquisition by RelyOn Nutec, Jim’s role has changed to focus on growing the Control of Work part of the business globally, through the RelyOn Nutec network of group companies and their client relationships, whilst keeping a keen eye out for any business opportunities related to Digital Learning.

Philip Blyth - Team

Philip Blyth

Finance Director

Philip is a fellow of the Association of Chartered Certified Accountants. With over 15 years’ experience in the energy sector, Philip is responsible for all financial functions within the business.  

Rory Fraser

Head of Operations

Coming from the Gaming Industry, Rory has been with RelyOn Nutec Digital for over 8 years and is responsible for overseeing the design and development of all the Company’s Digital Learning products and services and managing the Creative Learning Development team. Additionally, Rory is a focal point for a number of RelyOn Nutec Digital’s key clients.

Mark Philip - Team

Mark Philip

Head of Technical Services

Mark joined RelyOn Nutec Digital in 2005 and currently holds the position of Head of Technical Services. This sees him responsible for managing the team that is responsible for the company’s suite of software products, including WorkSafe (Control of Work) and Know-How (Learning Management System). Mark is also the registered Data Controller for RelyOn Nutec Digital.