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Welcome to Optimum Heating & Renewables

Family run business with over 16 years’ experience in the renewable energy sector,
championing quality renewable energy heating systems and air source heat pumps for customers across Dumfries & Galloway.

Specialists in Renewable Energy Heating Systems

Optimum Heating and Renewables specialises in the design, installation and maintenance of renewable heating systems, notably air source heat pumps and ground source heat pumps. 

Based in Newton Stewart we are a family run contractor servicing all of Dumfries and Galloway and South Ayrshire.

As an MCS accredited company, Optimum Heating and Renewables champion green energy wherever appropriate, offering a range of services from design to installation and maintenance.

We work with domestic and commercial air source heat pumps, ground source heat pumps, mechanical ventilation with heat recovery systems, as well as oil, LPG and mains gas heating systems.

Why choose a Heat Pump?

Find out if a heat pump is right for you.

Financial assistance?

See what funding is available to you.

What’s the process?

Read our step-by-step guide.

Why choose Optimum?

Find out more about our team.

Renewable Heating Systems

Renewable heating systems are systems that use sustainable and environmentally friendly sources of energy to provide heating for homes, buildings, and other applications. These systems are designed to reduce the reliance on fossil fuels and lower greenhouse gas emissions, making them a crucial part of efforts to combat climate change. This includes air source heat pumps (ASHP), ground source heat pumps (GSHP) and Solar Thermal Heating.

Areas we serve:

  • Newton Stewart
  • Stranraer
  • Dumfries
  • Kirkcudbright
  • Gatehouse of Fleet
  • Castle Douglas
  • Dalbeattie
  • Wigtown
  • Annan
  • Lockerbie
  • South Ayrshire
  • Thornhill


Net zero
MCS certified
Home Energy Scotland1
Photo of Optimum Heating & Renewables van with Galloway Hills in backshot.

Is a Heat Pump right for me?

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