Building marine energy storage systems since 2009


Sterling PBES Energy Solution (SPBES) is focussed on helping industry lower or eliminate dependence on fossil fuels.

Led by a seasoned team of industry experts, SPBES has created the safest and most robust energy storage system ever conceived. Our team has been involved in the industry since 2009 and is responsible for many industry firsts.

No team has more experience than SPBES

Our Why

The world is undergoing a period of significant change unlike anything in human history. All of us must work together to reduce fossil fuel emissions.

We believe that our team is uniquely able to help – beyond our actions as individuals. We provide industry the ability to operate cleanly and efficiently and make positive impacts. A legacy of positive contribution is what motivates us to keep going.

The old ways are broken; it is time for Plan B

Strategic Partnership

About our partners: Sterling and Wilson, Shapoorji Pallonji
Learn More About Our Partners

The PBES and Sterling & Wilson partnership agreement brings together the primary owners of Sterling and Wilson and PBES. The agreement provides a vehicle to stabilize PBES and move the company forward in its marine electric and hybrid energy storage business.

In operations since 1865, the Shapoorji Pallonji Group of Companies has grown to become  a large business conglomerate. Over time, it has evolved and grown exponentially into multiple business segments with over 60,000 employees operating in more than 20 sectors.

From being a company that was mainly focussed on  mechanical, electrical and plumbing (MEP) engineering in India, over the past 5 years Sterling and Wilson has set up global operations of diesel generation sets, gas based power plants, waste to energy, turnkey data centers, transmission & distribution and solar EPC.

PBES is now SPBES.  Financial stability with renowned PBES commitment to quality and service.  SPBES will maintain existing relationship and support existing PBES product going forward.  We are the same company only stronger.  Now better able to provide the high level of service, support and quality product that our customers have grown to know us for.

Meet Our Team

Brent Perry


Brent Perry is a leader in energy solutions for the commercial marine and industrial sectors. Brent has personally been involved in most of the hybrid and electric ferry projects on the water today. A thought leader for the industries he works in, Brent speaks at numerous climate and energy conferences including: United Nations COP21, ENOVA, and ZERO.

Chris Kruger


Chris Kruger is responsible for SPBES’ technology strategy and implementation. Chris possesses a unique ability to understand energy storage from the design side as well as the end user side and has a reputation for integrity of character and quality of delivered product. As the technology leader at SPBES develops energy storage solutions that exceed customer expectations.

Paul Hughes


Paul Hughes has extensive expertise within the renewable energy, alternative fuels and biochemical sector. His career includes senior management roles in both start-ups and established energy companies. Paul has co-founded energy companies in Europe and North America, has led an energy company from start-up through to IPO.

Geoff Davenport

Chief Operating Officer

Geoff Davenport has 40 years of experience in senior sales and strategic leadership roles including IBM, BCTel and Alpha Technologies. His experience and ability to build teams, combined with a passion for renewable energy brings additional strength and focus to building SPBES’ advanced energy storage business.

Grant Brown

VP Marketing

Grant Brown is a passionate environmentalist, driven by a need to “leave it better than he found it”. This drive, combined with a capacity to understand power solutions of all types, gives him the ability to explain the benefits of energy storage and inspire others to become a part of the change towards clean energy.

Brian Grison

Global Service Manager

Brian Grison has spent his entire working life in the marine industry – specializing in Marine Technology and Marine Design Management. He has commissioned and serviced the energy storage components of a wide range of hybrid installations including ferries, port cranes and tugboats.

Eirikur Gunnarsson

Service Manager Europe

Eirikur Gunnarsson leads the service and support for marine energy storage installations. He brings decades of experience in marine electrical power systems. In his previous positions, Eirikur worked with shipboard electrical power systems of all sizes and has extensive industry experience installing and servicing lithium-ion energy storage for commercial marine vessels.

Edward Carney

Global Director Business Solutions

Ed Carney has spent the last 30 years as a marine industry professional with a strong sailing and technical background. He is a graduate of the United States Merchant Marine Academy (Kings Point) as a marine engineer and has most recently worked as head of technical operations for a cruise line as well as Business Development Manager with ABB Marine.

Espen Kristiansen

VP Business Development

Espen Kristiansen brings decades of experience in the ferry industry and has worked with some of the largest hybrid and electric vessels ever produced. Previously, as VP of Procurement with Scandlines Danmark A/S, his work includes four large ferries on the Rødby-Putgarden route, including the world’s largest electric ferries.

Silvie Votrubova

Marketing Manager

Silvie Votrubova has spent the last 9 years in the clean technology sector, with her experience in digital and content marketing she promotes and educates the industrial industry on hybrid and electric solutions. A passion for mountains and the ocean drives her commitment to work with innovative and sustainable technology.

Jennifer Stapleton

Senior Project Manager

Jennifer holds a Master’s Degree from Vanderbilt University, with a focus on construction and project management. Jennifer has spent the last 5 years involved in the design and management of various marine structural projects, including container and bulk terminals, quay structures, and ferry terminals.

Aimee Amezqueta

Project Manager

Aimée has decades of experience with fleet strategy, operation, sales & purchase of vessels. focussing on ship efficiency and green technologies. She was manager of feeder new-build projects and worked with certification such as Lloyds register. Aimée holds a M.Sc. Eng. in Maritime Transport and Administration and is an ISO auditor by Lloyds Register.

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