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Welcome to HBS Group Southern

We are an award-winning mechanical, electrical and renewable heating services specialist. For over 70 years we’ve been trusted to provide high-quality solutions for the housebuilding, construction and commercial sectors.

Founded in 1950, HBS Group Southern has built an assured reputation for delivering industry-leading mechanical, electrical and renewable heating services for residential housing developers, contractors and blue-chip companies across the South of England.

From consultancy and design right through to installation and aftercare our mechanical, electrical and aftercare divisions have the expertise to provide a complete end-to-end package of high-quality and reliable building services tailored to suit your specific project needs.

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Fully-integrated M&E building services for developers


hbs mechanical services contractor plumbing and heating services integrated building services new build housing housebuilder developer

Mechanical services

The contractor of choice for the UK’s leading residential housing developers. We deliver high quality plumbing, heating and renewable heating services to new housing build developments across the South.

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new build housing electrical installation services by hbs electrical contractors

Electrical services

We are a skilled electrical contractor that excels in all aspects of design, installation, testing and maintenance of electrical systems, including EV charging points to the new build housing developments across the South.

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Aftercare services

We provide a dedicated aftercare and maintenance service across our group of divisions, delivering responsive and reliable customer support to all of our clients 24/7, all year round.

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Case studies

Our wealth of experience and expertise allows HBS to deliver solutions to a diverse range of projects across the new build, commercial and public sectors. Browse our Case Studies.

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HBS New Energies has rebranded to UPOWA and is no longer part of HBS Group Southern. For all solar PV enquiries please visit or email

Contact our expert team today to discuss your project needs and learn more about how we can help.

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