Passion. Experience. Diligence.


Argonaut Power is a London-based business, whose mission is to become the UK's leading Behind the Meter company for the commercial and industrial sector.

Argonaut Power has developed an innovative service, such that zero-cost battery storage systems can be made available to customers across the entire UK. 

Argonaut Power has a strong focus on customer experience, and we would be delighted to discuss how we could help you lower your energy costs and strengthen your business.  


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We at Argonaut understand each and every company needs a personalised solution, tailored to you and your company, we're here to help.

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Our People


Commercial Director

Roberto Castiglioni

Roberto joined Ingenious Infrastructure in 2013. As Senior Investment Director he sits on the management team of Ingenious Infrastructure and has responsibilities over the Ingenious Estate Planning (IEP) renewable funds, managing around £200m of investments in solar, wind, anaerobic digestion and short term loans to SPVs operating within the renewable sector. Roberto has been involved in renewable energy since he joined The Royal Bank of Scotland in 2004 where he was responsible for project finance loans and where he syndicated over £5 billion of renewable projects across Europe.

His previous experience also includes roles in origination, private equity and M&A across the European renewable energy sector. Within Ingenious, he has been key in growing the IEP franchise and developing new business lines, including the battery storage strategy leading to the establishment of Argonaut Power.



Roberto graduated from LIUC, University of Castellanza, Italy, in 2000 and he has an MBA in Finance from SDA Bocconi in Milan.

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Commercial Manager

Ed Pateman-Jones

Ed works as a Commercial Manager for Argonaut Power. He is responsible for the financial and commercial appraisal of projects. He is also responsible for the daily operation of projects and of Argonaut.

Ed has worked at Ingenious for three years gaining experience in the acquisition and financial management of large scale renewable energy generation projects including wind, solar and AD. Alongside this, Ed has been paying eager attention to the development of the energy storage market , which has enabled him to assist in the formation of Argonaut Power Ltd.

He has previously worked in asset management (Aberdeen Asset Management) across a variety of specialities.



Ed holds an MSc in International Business and a BSc in Property Development.



Commercial Manager

Barnaby Smeaton

Barnaby works as a Commercial Manager for Argonaut Power. He is responsible for customer and investor management.

Barnaby has recently joined Ingenious, and has worked in the renewable energy sector for 10 years. He has previously worked for Foresight, Solarcentury, and AREVA, in project development, construction, project management and asset management. His experience includes utility scale wind, solar PV and solar thermal projects, as a TA, EPC and Owner.



Barnaby holds an BEng (Hons) in Mechanical Engineering and a BA.