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With over 20 years’ experience in building services James has worked internationally in the public and private sectors, with a strategic leadership focus shaping efficient, high performing teams in multi-disciplinary engineering environments.

As Director for our Building Services Engineering service line James delivers cutting-edge projects across multiple sectors, playing a pivotal role in driving sustainable, efficient building services.

With a passion for strategy and concepts, an eye for detail and hands-on approach provides valuable support to clients and design teams throughout project stages and technical expertise in mechanical and electrical design, with a focus on compliance, quality and innovation.

He leads client liaisons, financial management, resource planning, quality assurance and oversees the successful delivery of the projects through RIBA Stages 2-6.

Having started his career at Rolton, James has also lived and worked in Australasia and draws on global experience to build opportunities, creating lasting trusted client relationships.

James is registered as Incorporated Engineer (IEng) with the Engineering Council and member of the Institute of Engineering & Technology.

News

Lift at the Open University

Rolton strengthens vertical transportation division with strategic appointment of senior consultant.

17 August 2026

We are delighted to welcome Krzysztof Mielnik to the Rolton team as senior consultant for vertical transportation (VT).

Krzysztof’s appointment marks the next step in the rapid growth of our recently launched independent Vertical Transportation consultancy. Led by industry expert Tim Piggott, our dedicated VT team provides comprehensive expertise across the entire lifecycle of advanced lift technology from design and construction to commissioning, handover, and ongoing operational support.

Rolton contributes to new 2030 built environment workforce planning report

10 June 2026

Rolton is pleased to have contributed to the newly launched industry report, ‘Built Environment Strategic Workforce Planning for 2030’.

The comprehensive publication stems from the latest INSPIRE event hosted by the Built Environment Futures Assembly (BEFA). This powerful leadership forum was established by the University of the Built Environment (UBE) to break down professional silos, spark collaboration, and drive excellence across engineering, construction, and real estate.