Elevating Standards

Vercon are a full service, Vertical Transportation design resource. Born out of Caldwell Engineering, we consolidate and focus over 50 years of technical experience in our field. We are a streamlined, dynamic organisation with the operational mobility needed to deliver results – fast. Whatever you need to move, whatever direction you need to move it; we can guide you through the planning, specification, procurement and delivery of the best equipment selection to meet your needs.

Your Team

Alan Johnson

VT Director

Alan has over 20 years experience in the lift industry, having started as a lift installer with Otis he progressed to become a Field Test Engineer and then a Chief Tester and Commissioning Engineer. His most recent role before joining Vercon was as a Sales Manager for Schindler. Alan’s commitment to deliver positive project outcomes for his clients frames his approach to every task he undertakes.


Managing Director

Mark joined Caldwell in 1988 and became Managing Director of the company in 2004. It was Mark's drive and passion to succeed that enabled the Caldwell group to expand, diversify and specialise across multiple technical disciplines. It was his vision and encouragement that catalysed Paul to build the Vercon brand and establish it as an industry leader. Mark continues to support both the ongoing development and day to day operation of Vercon.

Marc Burns BEng (Hons) MIET


Marc began his employment at Caldwell after graduating from Queen’s University Belfast in 2002. He was appointed as an Associate in 2008, Associate Director in 2013 and Director in 2016. His particular speciality is in the hospitality and commercial office sectors. Recent projects include the extension of the listed Merchant Hotel in Belfast, a 300 bedroom Hampton by Hilton in London and the conversion of a former magistrate’s courthouse into a 5 star hotel in Shoreditch.

Glenn Lindsay MEng MIET

Glenn joined Caldwell Consulting in October 2018 after completing a Master's Degree in Mechanical Engineering at Ulster University. In addition to his role as a Services Engineer he has taken a keen interest in the lift industry providing tender specifications for several schemes along with traffic analysis and reports. Recent projects include Bedford Square Phase 2, a 210,000 sq ft development of Grade A office space in Belfast City Centre.

Gary Smith

Vertical Transportation Manager

Gary joined Vercon in 2022, working in the in the vertical transport industry for over 25 years, covering all aspects of the industry from Estimating, Project management and Sales. With an electrical engineering background, lift and escalator qualifications and NEBOSH accreditation in Health and Safety. Gary is well placed in the industry to offer sound help and advice and run projects from start to finish.

Nathan Rogers

Vertical Transportation Engineer

Nathan has over 10 years of experience in the lift industry, specializing in installation, repairs, and servicing. His career began with hands-on installation work, where he developed a deep understanding of lift systems. Nathan then expanded his expertise to include repair and maintenance, ensuring the safe and efficient operation of lifts. His commitment to clear and effective project management is evident in every task he undertakes.

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