Callidus Design Consulting Engineers

Designers, engineers, consultants and technical specialists covering a wide range of building and process services.

Highlands and Islands Enterprise, An Lochran
New HIE Head Office and University of Highlands and Islands Teaching Facility
Geobiology Labs, University of St Andrews
Laboratory with Fume Extract Hood
Royal Troon Golf Club
Kitchen Ventilation Issue
Semiconductor Cleanroom
Process Engineering
Boiler Room
Nairn Primary Care Centre
New Build Healthcare Facility
Kingsbarns Golf Club
Geosciences Labs, University of St Andrews
Low Boron, Clean Laboratories
Process Extract
Process Engineering
Scottish Poetry Library
Extension and Refurbishment
Torphichen Kirk
Heating System Replacement

Callidus Design is a privately owned firm of Consulting Engineers based in Livingston, Scotland. We provide Building Services, Mechanical, Electrical, Process, MEP, Environmental and Controls Engineering solutions for building projects throughout the United Kingdom. We also provide a troubleshooting service for all building and process services and Expert Witness / Forensic Engineering function for disputes, arbitration and claims.


Since 2005, Callidus Design have carried out projects over a wide range of business sectors, including the following:

  • Industrial
  • Healthcare
  • Education
  • Sport & Leisure
  • Commercial
  • Listed and Historical Buildings
  • Retail
  • Renewables

We pride ourselves on the quality of service provided to all our clients which always aims to build or maintain a long term relationship. We positively engage with all parties involved on a project and ensure that we always produce clear, concise and comprehensive design information which is fully coordinated with the building structure. Our track record of receiving regular repeat business is testament to our approach.

Please review our website and if you feel Callidus Design can be of service on your project, please don't hesitate to Contact Us.