At Complii, our strength lies in our people. Our leadership team brings together decades of hands-on experience in safety and regulatory compliance with a clear vision for the future of the industry. Practical, knowledgeable, and committed to doing things the right way, they set the standard for how we work, leading with integrity, collaboration, and a relentless focus on keeping people and businesses safe.
Meet the team.
Mark Davies
Chairman at Complii
Mark has over 40 years’ experience building B2B service companies in compliance and safety.
Mark Davies
Chairman at Complii
As Chairman of Complii, Mark brings extensive leadership experience from the fire and security, health and safety, and environmental sectors. He has built and scaled businesses both in the UK and internationally, guiding teams with a focus on sustainable growth and long-term value.
Sarah Dixon
Chief Executive Officer at Complii
Sarah has 25 years’ experience leading compliance businesses and championing diversity in the industry.
Sarah Dixon
Chief Executive Officer at Complii
As CEO of Complii, Sarah draws on her background across fire, security, lift, escalator, and access sectors. She has led businesses of all sizes, successfully completed and integrated multiple acquisitions, and is a strong advocate for diversity and inclusion, speaking regularly to drive change across the industry.
Brian Reynolds
Chief Finance Officer at Complii
Brian has over 35 years’ financial leadership experience, mainly within the TICC sector.
Brian Reynolds
Chief Finance Officer at Complii
As Chief Finance Officer at Complii, Brian brings deep expertise from across testing, inspection, certification, and compliance. He has spent much of his career working with private equity-backed businesses, where he has led and developed high-performing teams and delivered growth both organically and through mergers and acquisitions.
Clive Baker
Chief Technology Officer at Complii
Clive has over 20 years’ experience delivering high-impact IT solutions and transformation initiatives.
Clive Baker
Chief Technology Officer at Complii
As Chief Technology Officer at Complii, Clive leads the development of innovative, market-leading technology solutions that support customers and strengthen compliance. With a background in product, solution design, and architecture, he has a proven track record of driving complex transformation programmes and ensuring technology delivers measurable value.
Martin Truscott
Commercial Sales Director at Complii
Martin Truscott is the Group Commercial Sales Director at Complii, responsible for leading the group’s commercial strategy and driving sustainable growth across its portfolio of specialist businesses.
Martin Truscott
Commercial Sales Director at Complii
Martin Truscott is the Group Commercial Sales Director at Complii, responsible for leading the group’s commercial strategy and driving sustainable growth across its portfolio of specialist businesses. His focus is on building a unified, high-performing commercial framework that supports Complii’s long-term ambitions and strengthens its market position. In his role, Martin oversees all aspects of sales strategy, revenue generation, and customer engagement, ensuring commercial excellence across the group