Teesside Industrial Services is pleased to announce the appointment of Andrew Byron and John Wanless as Co-Managing Directors, marking the next phase in the company’s leadership and strategic development.

The Board would like to thank Gary King for his leadership and dedication to the business over many years, and for the role he has played in supporting TIS’s growth within the industry.

Andrew Byron and John Wanless bring a long-standing working partnership and a shared vision built on the core values that have always underpinned TIS: trust, honesty, hard work, and a strong commitment to delivering high-quality service to clients.

Supported by an experienced and capable team, the new Joint Managing Directors will focus on implementing positive, practical changes to further strengthen TIS’s position as a leading multi-discipline service provider.

The leadership structure combines complementary strengths, with Andrew Byron contributing extensive commercial experience and John Wanless providing strong operational leadership. Together, this balance positions the business well for sustainable growth, enhanced engagement, and continued success.

Speaking about the appointments, Andrew Byron and John Wanless shared: “We are proud to take on these roles and to lead TIS into its next chapter. We look forward to building on the company’s strong foundations and working closely with our team and clients to achieve continued success.”