Since starting in 2011 with just Ian, Louise and apprentice Bradley, Diamond Gas & Heating now boasts a team of eight. Each of the firm’s Gas Safe registered engineers has been trained by Ian with customer focus and quality workmanship at front of mind. The company is also a member of Check-a-Trade and a selected Which? Trusted Trader. At Diamond Gas & Heating the customer is everything. From our family to yours — the team will be with you every step of the way to ensure your boiler installation is as smooth, straightforward and simple as it can be. And with our Warmcare packages, you can rest easy knowing you’re protected if anything goes wrong.