0800 9750507
United Kingdom
A dedicated team of professionals – revolutionising the ground engineering industry
At the heart of Mainmark’s success is our team of passionate, experienced and skilled professionals who plan, supervise, and execute all projects. With deep expertise in their field, Mainmark’s personnel consistently deliver exceptional results, making us a trusted partner for Tier 1 projects and homeowners alike.
Peter Bierton
Chief Executive Officer
AdvDipBldg, BCMEcon, EMBA, LLB
Peter is an accomplished Infrastructure Business Executive with a proven track record of transforming and leading businesses within the Construction, Services, and Engineering sectors across Australia, New Zealand, and North America.
With a strong focus on business growth, operational excellence, and strategic leadership, Peter specialises in expanding business units for long-term, sustainable success. As the CEO of Mainmark, Peter brings extensive experience from his previous role, overseeing operations in Australia’s largest combined road services business. His leadership combines deep technical expertise with sharp financial and commercial insight, guiding businesses toward their long-term objectives while fostering employee development and aligning closely with customer needs. His career progression spans roles in Operational Management, Strategy, and Pre-contracts, culminating in General Management, with a focus on building innovative, resilient, and customer-focused organisations. His active involvement in professional associations underscores his dedication to continuous growth. With a clear vision for the future, Peter is passionate about driving innovation, developing sustainable solutions, and fostering collaborative teams to achieve organisational excellence. Renowned for his hands-on leadership style and strategic foresight, he will leverage Mainmark’s innovative technologies, practical applications, and global growth opportunities to propel the company into its next chapter of success.
Office address
Sydney
Adam Barnett
General Manager Finance
B.Com, CPA
Adam has a Bachelor of Commerce and is a CPA with 22 years of experience.
Holding senior financial and commercial roles in multinational and listed organisations and, more recently, small to medium-sized businesses in Australia and New Zealand, Adam has multi-industry experience spanning public practice, financial services, mining, and construction. With an enterprise approach and a track record of implementing financial and commercial initiatives, he looks to add value by aligning financial outcomes and supporting strategic objectives. His current role sees him providing leadership and guidance on corporate governance, risk management, treasury, and reporting whilst focusing on supporting the growth and prosperity of Mainmark.
Office address
Sydney
Tom Kavanagh
General Manager
BSc Civil and Construction Engineering
Tom has 20 years of civil and construction engineering experience delivered across four continents
Tom brings a depth of knowledge of the civil engineering industry and a practical understanding of the challenges faced in ground engineering to deliver the best results for Mainmark’s clients. After the completion of his BSc Civil and Construction Engineering degree from Curtin University in Perth, Tom went on to hold a range of roles from project management for a small family-owned engineering firm as a specialist in tunnelling to consulting on a range of major projects. These projects included Thames Tideway and Crossrail as well as international projects in Kenya, Sri Lanka, Azerbaijan. Tom moved to the UK in 2008 becoming Chairman of the British Tunnelling Society Young Members, sharing his passion for excellence in geotechnical performance. He has worked in the UK and internationally in Australia, Africa and Asia. Tom joined Mainmark in 2022 as General Manager to head up the UK operation and deliver the same market-leading solutions here that have been proven in Australia and New Zealand.
Office address
Milton Keynes
29 Heathfield
Stacey Bushes
Milton Keynes
Buckinghamshire
England
MK12 6HR
Stacey Bushes
Milton Keynes
Buckinghamshire
England
MK12 6HR
David Hedley
Infrastructure and Commercial Lead
David Hedley is the Infrastructure Lead at Mainmark for the British team. Armed with a Bachelor’s degree in Civil Engineering and almost two decades of experience in the infrastructure industry, he possesses a wealth of expertise ideally suited for this role.
As an Infrastructure lead at Mainmark, David plays a pivotal role in overseeing and executing complex projects that involve stabilising foundations, rectifying ground subsidence, and preserving critical infrastructure. His technical expertise, coupled with his strategic mindset, allows him to approach challenges with a unique perspective, finding innovative solutions that exceed client expectations. Beyond his technical prowess, David is deeply passionate about sustainability and environmental responsibility. He embraces Mainmark’s vision of reducing the carbon footprint of construction and actively seeks eco-friendly solutions that align with the company’s values. His focus on sustainable practices ensures that Mainmark’s projects contribute to a more sustainable and resilient future. David Hedley is a driving force behind Mainmark’s success and the company’s commitment to innovation, excellence, and customer satisfaction. His unwavering dedication to pushing boundaries and his passion for creating a positive impact make him an invaluable member of the Mainmark team.
Office address
Milton Keynes
29 Heathfield
Stacey Bushes
Milton Keynes
Buckinghamshire
England
MK12 6HR
Stacey Bushes
Milton Keynes
Buckinghamshire
England
MK12 6HR
Freya Chapman
Residential Lead
Office address
Milton Keynes
29 Heathfield
Stacey Bushes
Milton Keynes
Buckinghamshire
England
MK12 6HR
Stacey Bushes
Milton Keynes
Buckinghamshire
England
MK12 6HR
Andrew Delaney
Operations Manager
Office address
Milton Keynes
29 Heathfield
Stacey Bushes
Milton Keynes
Buckinghamshire
England
MK12 6HR
Stacey Bushes
Milton Keynes
Buckinghamshire
England
MK12 6HR
Sara Shah
Accountant
Office address
Milton Keynes
29 Heathfield
Stacey Bushes
Milton Keynes
Buckinghamshire
England
MK12 6HR
Stacey Bushes
Milton Keynes
Buckinghamshire
England
MK12 6HR
Elaine Tucker
Process Analyst & Planner
Office address
Milton Keynes
29 Heathfield
Stacey Bushes
Milton Keynes
Buckinghamshire
England
MK12 6HR
Stacey Bushes
Milton Keynes
Buckinghamshire
England
MK12 6HR
Hossein Khansari
Technical Lead
Dr. Hossein Khansari currently serves as the Technical Lead at Mainmark in the United Kingdom. With a Ph.D. in geotechnical engineering and more than 25 years of extensive experience, he is widely recognised as an expert in the field.
Hossein’s unwavering passion for geotechnical engineering is evident in his diverse skill set and extensive experience across various disciplines within the field. He graduated with honours, achieving a 2:1 degree in Civil Engineering from the University of South Wales in 1986. Subsequently, in 1988, he completed his MSc in Structural Engineering at Cardiff University. During his tenure as a Research Assistant at UWE Bristol, he pursued his Ph.D. on a part-time basis, making significant contributions to a global research program that focused on characterising the behaviour of Bothkennar soft soil. Throughout the past 25 years, Hossein has played a pivotal role in technical sales within the Civil Engineering sector, with a strong emphasis on Geotechnical Engineering. His expertise spans various domains, encompassing advanced geotechnical testing equipment such as Resonant Column and Hollow Cylinder, Instrumentation and Monitoring, Piling, and anchoring. Hossein is enthusiastic about leveraging his extensive geotechnical knowledge to propel the growth of Mainmark UK’s business in the future.
Office address
Milton Keynes
29 Heathfield
Stacey Bushes
Milton Keynes
Buckinghamshire
England
MK12 6HR
Stacey Bushes
Milton Keynes
Buckinghamshire
England
MK12 6HR
Sean Moore
Technical Sales Engineer
Sean is a seasoned Technical Sales Engineer with a notable track record in the construction, chemicals, construction products, ground works, and highways industry. Possessing extensive experience and a solid foundation in the domain, he exhibit a demonstrated history of success and accomplishment.
Proficient in crucial areas such as procurement, construction, management, contract negotiation, and contract management, Sean exemplifies a well-rounded skill set that empowers him to excel in the sales domain. This proficiency is underpinned by a strong commitment to delivering results and driving business growth. Throughout his career, Sean has consistently showcased the ability to navigate the industry’s intricacies, adapting to its evolving landscape and achieving exceptional outcomes. He approaches sales with determination and expertise, building lasting relationships with clients and stakeholders to ensure customer satisfaction and foster long-term business success.
Office address
Milton Keynes
29 Heathfield
Stacey Bushes
Milton Keynes
Buckinghamshire
England
MK12 6HR
Stacey Bushes
Milton Keynes
Buckinghamshire
England
MK12 6HR
