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Plumbing & heating specialists
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  • Our customers would be happy to recommend us.
  • Our customers know we will always be happy to help them.


  • We are brilliant at maximising the sales potential of every customer.

Lead Generation

  • We are number 1 in marketing in Milton Keynes

Long Term Business Developments

  • We are always looking for the future to reflect the changes in industry, legislation and market

  • We will develop strengths in the areas of electrical & other green technologies

Finance & Numbers

  • We have a full understanding of all the relevant numbers within our business.


  • Our team make our customers feel comfortable while we are working in their home.

  • Our team deliver to the best standard in the industry

  • We praise, recognise & show appreciation for good performance

  • Our team are confident in their ability. If not then we are here to support, improve and learn.

  • We actively encourage all team members to have their own opinions and ideas on how to improve & progress (in business or personally)

  • We welcome qualified plumbers and apprentices that are interested in working with us

  • We are an organisation that people would be proud to work for

When you choose us, you can expect:

  • Gas Safe registered engineers.
  • Free no obligation quotations and advice.

  • Fully guaranteed and insured work.

  • Affordable prices. We will beat any written quote supplied by a competitor or business.

Where Do Grand Union Plumbing & Heating Engineers Work?

We are based in Milton Keynes and therefore we work in Milton Keynes and the surrounding areas. This includes Aylesbury, Bedford, Leighton Buzzard, Northampton, Olney, Towcester and Woburn Sands. All you need to do is let us know what you need and we’ll be with you as soon as we can.

To find out more about any of our services, get in touch with the Grand Union Plumbing & Heating team.

See areas we cover


We will happily beat any written quote supplied by a competitor or business.

Emergency Callouts

We offer a call-out & breakdown service to customers who have a plumbing/heating emergency.

John Lewis Home Solutions Approved

We are a John Lewis Home Solutions approved company. All of our work that is carried out is fully guaranteed by us and insured.

Some of our services

If you are looking for a professional heating engineer within the Milton Keynes area for anything from boiler installations to fixing a tap, or would like some friendly advice please give us a call.

Areas we cover

  • Aylesbury
  • Bedford
  • Leighton Buzzard
  • Northampton
  • Olney
  • Towcester
  • Woburn Sands
Call us

Are you a landlord looking for a plumber?

If you’re a landlord and you need experienced and swift action taken to replace an old cranky boiler, please don’t hesitate to give us a ring on 01908 034194. We’ll work quickly to get the problem resolved and keep your tenants happy.

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