Welcome to Mont Selas Ltd
Industrial & Commercial Gas Engineers

Nationwide Expertise. Proven Heritage. Future-Ready Solutions

Welcome to Mont Selas Ltd – Powering Industry. Training Professionals. Manufacturing Excellence.
At Mont Selas Ltd, we don’t just work with gas systems — we shape the future of how they’re built, installed, and maintained.
From large-scale industrial and commercial sites to specialist food processing environments, our engineering teams deliver safe, efficient, and high-performance gas solutions built to keep your operations moving. We also run one of the region’s leading ACS Training Centres, helping new and experienced gas professionals develop the skills, qualifications, and confidence they need to succeed. And because reliability matters, we manufacture our own specialist products, giving our clients high-quality equipment designed for durability, safety, and long-term value. With roots stretching back to the 1800s, our history drives our passion for innovation — combining heritage craftsmanship with today’s modern engineering.

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Pioneering Gas Combustion Equipment

Mont Selas Ltd leads the way in industrial and commercial gas systems, delivering innovative, energy-efficient solutions tailored to diverse client needs.
From compressors and air/gas mixers to direct and indirect gas-fired ovens, we engineer equipment built for performance and reliability.
Our renowned Enviromont™ WNM gas burners set the standard for efficiency and sustainability, trusted by industries and exported worldwide.

Comprehensive Aftercare and Support

At Mont Selas Ltd, we understand the importance of reliable aftercare and support. Our mobile engineering team provides round-the-clock site support, ensuring the continuous and safe operation of your gas appliances. With a commitment to excellence and customer satisfaction, we offer installation, maintenance, and breakdown services throughout the UK and Europe, backed by our extensive technical knowledge and industry expertise.

Tailored Solutions for Your Business

Mont Selas Ltd understands that every business has unique requirements. That’s why we offer customised solutions to meet your specific needs. Whether you require installation, maintenance, or repairs, our team is dedicated to delivering quality service and ensuring the optimal performance of your gas equipment.

We pride ourselves on building partnerships with our customers and suppliers alike. These include a wide range of Industrial and commercial applications from maintenance to complete turn-key installations including manufacturing.

Through our mobile engineering team, we offer contracted customers a genuine 24 hour 365 days a year site support to cover your emergency needs and ensure your gas appliance remains in constant safe operation.