History

PSUK first storage unit in Chipping Sodbury.

• Powersystems founded by Mike Wilsmore and Derek Earby both having previously worked for the Midlands Electricity Board as specialist engineers.

Furnace at Lister Petter

• Lister Petter HV electrical infrastructure for new foundry & casting lines.

Stuart Wilsmore at work in the new offices.

• Moved and expanded to new premises in Thornbury.

LV switchboard replacement at British Aerospace.

Generator at Brogborough Landfill site.

• 1987 – Ground power supplies installed for F1-11 /A320 Airbus.
• 1989 – 11kV site infrastructure installation at Ford, Bridgend.
• 1991 – Brogborough Landfill site completed.  First commercial landfill generation site.
• 1992 – Start work at Bristol Port Company – a relationship that still continues today.

Llyn Brianne dam, spillway & hydro-electric scheme

• 1992 – Glenridding, Ffestiniog, Barton Lock & Llyn Brianne hydro-electric schemes installed.
• 1993 – Powersystems achieves ISO 9002 Quality accreditation.
• 1993 – Powersystems first involvement in wind power at Goonhilly Windfarm, Cornwall.1994 –  New high voltage factory infrastructure for British American Tobacco, Southampton.

Founding members Mike Wilsmore (left) & Derek Earby (right)

• 1995 – New factory high voltage infrastructure for Cromptons Paper Mill, Lydney.
• 1996 – Major 11kV switchboard changes carried out for Rolls Royce.
• 1997 – 20 years on, Powersystems moves to a larger office and warehouse in Yate and celebrates being awarded the Electrical Times Faraday Award.

Stangate Landfill 132/33kV transformer

• 1997 – Registered as the first Independent Connection Provider (ICP) with Lloyds Register under the NERS scheme.
• 1997 –  First 132kV contestable grid connection completed in the UK by an ICP to Stangate Landfill.
• 1997-2002 – Generator upgrades at 12 BT trunk exchanges, including BT Tower.

Electrical Industry Environmental Award

• 1995-2002 – Over 50 Combined Heat & Power installations for Nedalo, including swimming pools, hotels, RAF bases, universities & horticultural greenhouses.
• 1998 – Powersystems win the Electrical Industry Environmental Award.

HiTec Rotary UPS

• 1997 – Over the next 17 years more than 25 rotary UPS installations carried out for HiTec, including Merrill Lynch, City Bank, RBS, HBOS and RBM Amro Bank.
• 2002 – 11kV infrastructure installation for new Met Office, Exeter.
• 2002 – First adopted 33/11kV primary substation in UK constructed for Addenbrookes NHS trust and adopted by UKPN.2002 –  Over the following 10 years more than 75 turnkey landfill gas generation sites constructed for waste recycling group, Biffa,
• Virador and Shanks & McEwan.

Melbury Dairies AD Plant – one of many generation schemes installed by Powersystems

• 2003 – Work starts with UK based Formula 1 teams.
• 2004 – Tir Mostyn windfarm, 33kV grid connection & infrastructure.
• 2005 – ICP provider for Npower installing grid connections over the next 4 years more than 80 sites including Wembley development, Knowsley Schools, PFI, Chevron Fuels.
• 2006 – Stuart Wilsmore takes over as Managing Director.

Aikengall Windfarm, Scotland

• Dstatcom installation at Aikengall Windfarm for S&C Electric to achieve grid code compliance.

Warner Bros Studios substation

• 33/11kV primary substation & infrastructure, built for Warner Bros Studios & Harry Potter visitor attraction.

Solar Farm

• 2010 –  Installation of high voltage infrastructure including 25 grid connections to  more than 100 windfarms over the next 7 years.
• 2011 – Accredited under18001:2007 Occupational Health & Safety Standard.
• 2011 – First 5MW field based solar generation project connected at 33kV.

Newly renovated Yate offices

• 2012 – First Gas to Grid anaerobic digestion project for Duchy of Cornwall.
• 2015 – Offices in Yate expanded and modernised to include meeting rooms, training rooms and fully equipped gym.

Pen Y Cymoedd Windfarm, Wales

• 2016 – Milestone of 3GW of wind generation infrastructure installed.
• 2017 – Pen Y Cymoedd Windfarm completed our largest windfarm to date – 76 turbines producing 228MW.

Derek Earby, Barbara Wilsmore, Stuart Wilsmore celebrate 40 years of success

• 2017 – Powersystems celebrate 40 years in operation.
• 2017 – Accredited under quality & environmental standards ISO 9001:2015 & ISO 14001:2015

• Electric vehicle charging infrastructure installed for Millbrook Vehicle Proving Ground.