E7 Building Services (E7BSL) has a track record of over 60 years delivering state-of-the-art building services to our clients across the commercial, industrial & domestic construction sectors.  

Based in Wellingborough, with a satellite office in Harpenden, we undertake projects up to approximately £3m in value across the South Midlands, North London and Home Counties using our own qualified engineers with our Special Projects team providing support for bespoke projects from £50k to £250k


To provide external validation and reassurance we are registered with, and are assessed by the following trade bodies for compliance with current regulations and standards.

  • CHAS
  • GasSafe
  • Constructionline
  • ISO9001
  • MCS
  • ECA
  • BESA


Our mechanical team has extensive experience across the public, commercial and residential sectors, providing design and build package works to many of the UK’s leading contractors and major clients. Mechanical services accounts for an increasing percentage of project budgets due to the high performance demands of modern day buildings. Our management team and engineers are kept abreast of contemporary technology to provide the most efficient services solutions to the market.

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E7BSL’s Electrical division has maintained a strong position for many years as a medium sized electrical contractor dealing with electrical installations within all sectors of industry from Hospitals to Schools, Public Sector Buildings to Airports and Offices to Warehouses and Shops

Having an experienced and established in-house design team, provides us with the strength to be able to develop the right solution dealing with not only budget and time constraints, but also able to extend considerations to the long term expense to the customer by offering solutions which reduce running costs and future maintenance costs.


Combined M&E

With the industry advancing more and more towards a focus on the energy efficiency of a Building and environmental issues, Mechanical and Electrical Services play a greater part in the development and delivery of most new and refurbishment projects.

At E7BSL not only are we able to provide tailored solutions for the majority of services installations, but with the combined experience, knowledge and expertise, we have the ability to offer a complete professional solution for the complete Building Services requirements.