Design Rationale Ltd Celebrates Double Recognition from Mace November 2025

We are proud to announce that Design Rationale Ltd  has been named Contractor of the Month by Mace this  November recognising our outstanding performance in quality, health & safety, and project management for the Heathrow Terminals 5  projects .This achievement reflects the hard work and dedication of every member of our team, and our continued commitment to delivering excellence across every package we deliver.

The celebrations don’t stop there, On the Heathrow Terminals 3 project, Mace has also awarded Lazar Lazarov the Quality Award for T3 CSA Main Works. Lazar’s passion for teamwork and precision stands as a perfect example of our culture and values. We’re incredibly proud to see his work recognised at project level.

As specialists in bespoke architectural glass and metalwork we consistently demonstrate a deep understanding of complex design intent, interface challenges and high-spec finishing. Our ability to collaborate, problem-solve and deliver high-precision solutions is what sets us apart and these awards are a testament to that.

An immense thank you to Mace for the recognition, and congratulations to our incredible team as we continue raising the bar for current and future collaborations.