Mark Orpin, Head of Energy Management, ASDA Supermarkets “Powerstar voltage optimisation has been a major part of our comprehensive energy efficiency programme. It is perhaps the simplest and most...

ASDA

As part of our sustainability programme we targeted electricity supply as an area where efficiencies could be saved and cost savings made. The aim of installing the voltage optimiser...

King Edward VI College

Spokesperson, Richmond Adult Community College (RACC) “RACC is a large academic institution comprising 3 large buildings. We decided to spend the grant money on installing energy efficient gas boilers and...

Richmond Adult Community College (RACC)

N. Holden, Senior Project Engineer at Polyflor “Powerstar has worked closely with Polyflor for more than a decade, assisting us in our goal to be an environmentally and economically...

Polyflor

Harris Kakoulli, Board Member at KPMG “We trusted Powerstar technology for our company to save money and energy while reducing the carbon footprint. Saving results proved that we have...

KPMG

Colin Hodgson, Operations Director at Charles F Stead “We saw voltage optimisation as a major step in our continual need for improvement on our environmental performance. We are very...

Charles F Stead

Proven to Reduce Energy and Costs “The Powerstar system has proved in independent tests arranged by energy supplier RWE npower to reduce energy usage and costs. We arranged a...

nPower

BT Voltage Optimisation
Stuart Harris, Head of Energy and Carbon Operations, BT Technology, Service & Operations “We have been very pleased with the quality and workmanship from the team at Powerstar –...

BT Voltage Optimisation Testimonial

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