Why Powerstar

Powerstar voltage optimisation systems work alongside industry associations and trade organisations.

Powerstar has been recognised as a market leader in voltage optimization through achievement of awards and accreditations whilst Virtue has received awards for its innovation.

UL Quality Assurance

Powerstar has been certified by UL for quality and safety under file number E472553.

To learn more about the UL accreditation read our blog by clicking here.


Quality Assurance ISO9001

Powerstar has been certified by BSI to ISO 9001:2015 under certificate number FS579032.


Environmental IS014001

Powerstar has been certified by BSI to ISO 14001:2015 under certificate number EMS600861.


UK Green Build Council Member

Powerstar is a proud official member of the UK Green Council.


European Utility Week – Product Innovation Awards

Virtue was named winner of the ‘Renewable Energy & Grid Integration’ award along with the overall ‘European Product Innovation of the Year’. The product was also shortlisted for the ‘Energy Storage’ category.


Private Business Awards

Winners of the PWC Yorkshire Private Business Award and amongst shortlisted companies for the National Private Business Award.


NICEIC Approved Contractor

The NICEIC Approved Contractor Scheme is for electrical contractors undertaking design, installation, commissioning and maintenance of electrical installations to BS 7671.


Care4Air Award

Business Award winner of the Care4Air Award, in recognition of manufacturing solutions that help reduce carbon emissions.


Innovator 10

Yorkshire Forward Innovation Award winners 2010, awarded for development of Powerstar, an innovative, patented solution that is fully, designed, manufactured an engineered in Yorkshire.


Smart DTI Award

A European award, presented to Powerstar designer and company Managing Director, Dr Alex Mardapittas, for innovation in the field of technology.


Made In Sheffield

Accredited in 2010 with the Made In Sheffield mark, awarded to select companies within Sheffield who uphold the cities standards of excellence in manufacturing.


Yorkshire’s Finest

Winners of the ‘Yorkshires Finest’ Innovation award in 2011, awarded by the Yorkshire Post for the launch of the innovative Powerstar MAX system.


British Chambers of Commerce

Provided with accreditation to carry the British Chamber of Commerce logo due to export success of solutions which are fully manufactured in the UK.


Safe Contractor

Awarded with the Safe Contractor Health & Safety accreditation through completion of assessment scheme on installations.


UK Trade & Investment

Winners of the UKTI (UK Trade & Investment) Exporter of the Year Award, for success in expansion of company to develop Australian office facilities.


Environmental Business of the Year 2014

Winners of the Environmental Business of the Year award and the 2014, Sheffield Business Awards.
The company was also shortlisted for the 2014 International Business of the Year Award.