Through extensive investment into research and development, we have developed an impressive range of advanced hardware and software from super low-loss transformers, to patented voltage optimisation, and battery energy storage with site-wide Uninterruptible Power Supply (UPS) capabilities. All are manufactured at our facilities in Sheffield and Bromsgrove in the UK.
Our main capabilities lie in the management of customer’s power, with sophisticated control systems and software to manage on-site power flows effectively and intelligently to make your power greener and cheaper.
Together, let us solve the energy trilemma, and let Powerstar make your power more reliable, affordable, and sustainable For an overview of what we do and how we do it, download our brochure using the button below.
Our Board of Executive and Non-Executive Directors offers a wealth of experience and knowledge across every area of our business markets.
Dr. Alex Mardapittas is the Chief Executive Officer at Powerstar and founded the company in 2001. An experienced chartered engineer, with a research doctorate, Alex has used his extensive knowledge and experience to spearhead Powerstar since its inception.
Colin is International Partner at SCF Partners. Prior to that, Colin served as Head of International Energy Investment Banking at Simmons & Company International.
Freya Hoe has been Finance Director at Powerstar since March 2022, following over 9 years as Group Financial Controller. She offers a wide range of experience from big 6 accountancy firm positions and commercial management roles. Freya holds professional qualifications from the Institute of Chartered Accountants in England and Wales, including the ACA qualification and Corporate Finance Diploma. She also holds a BA (hons) in Accounting and Finance.
Alastair joined the Powerstar board in March 2021 as Chief Commercial Officer. He brings broad commercial and marketing experience from both corporate and SME engineering businesses, which have taken him to live and work in both Italy and the USA. Alastair has engineering degrees from Cambridge and Cranfield Universities and is a non-executive director of the South Yorkshire Manufacturing and International Trade Forums. He was named 2019 Sheffield Business Person of the Year.
Solon oversees all product development, existing product optimisation, technical issues and R&D. This encompasses numerous engineering disciplines, from large scale power engineering and design to micro-scale engineering such as PCB design. Solon holds a Masters in Chemistry, which includes research projects in organic electronics, and is also a member of the Royal Society of Chemistry and the Institute of Directors.
Steve is the former CEO and current Chairman of TPI Composites and led the company to become the largest independent global wind blade manufacturer, with over 15,000 employees.
He also recently helped spearhead the creation of the newly established American Clean Power Association (ACP).
Our commitment to innovation, investment in people, and customer-focused approach is fostered by the combined abilities of our management team and continues to underpin and drive our status as market leaders. As well as Solon and Alastair our senior management team also includes:
Mathew served in the Royal Marines including point man duties during a tour of Afghanistan. Mathew acquired an undergraduate degree and spent several years with JaguarLandRover covering numerous manufacturing, engineering and strategic positions while completing an MBA in his own time. Mathew joined Powerstar to oversee transformer operations in January 2022.
“Powerstar identified waste that we did not think we had. They diligently overcame issues during commissioning and have provided us with a fault-free system that saves what they promised.”
MARK BOXALL Managing Director Tetra Pak CPS Ltd
“Powerstar has been a major part of our comprehensive energy efficiency programme. It is perhaps the simplest and most effective way to instantly save energy and therefore we would highly recommend Powerstar systems.”
MARK ORPIN Head of Energy Management ASDA Supermarkets
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