Meet the team

Learn about some of the people you will be working with if you choose Contigo.

Simon Wheeler

Chief Executive Officer

 LinkedIn  +44 (0)845 838 6848

Simon relocated from Australia to the UK to take up the role of local CEO for the European business. Simon has in-depth knowledge and experience of the software and technology industry having worked across various sectors.

While being part of the Energy One group, Contigo will continue to maintain its brand identity and be operated autonomously, to continue our reputation as a reliable independent supplier of ETRM systems. Contigo has the capability to react quickly to changing market requirements, something that is essential in today’s volatile energy industry. The future is exciting for Contigo as we strengthen an already impressive software portfolio and become part of a global ETRM provider.


Katie Claridge

Head of Finance and Commercial

 LinkedIn  +44 (0)845 838 6848

Katie heads Finance, Legal and HR and has been responsible for establishing the business’s financial reporting processes and financial integration with its parent company. Katie has delivered a number of strategic projects and is accountable for financial business planning to support strategic decision making and aid the company’s significant growth across Europe. A qualified accountant, prior to joining Contigo, Katie was responsible for designing and implementing simplified business processes for a global manufacturing company.

It has been exciting to witness Contigo’s growth in Europe and the expansion of our customer base. Having the benefit of resources and industry expertise from our parent company, whilst continuing to operate as a flexible and dynamic independent business unit, provides an advantageous combination to service our customers.


Karen Sanders

Chief Customer Officer

 LinkedIn  +44 (0)845 838 6848

Karen heads teams responsible for customer-related activities through analysing clients’ requirements, supplying and implementing products to help them manage their businesses more effectively and easily. A utilities sector Business Analyst before joining Contigo, her role also includes consultancy, sales, marketing and account management functions. She supports the future of our products by overseeing the development of core and bespoke functionalities/capabilities, as well as ensuring implementations run smoothly.

For me, the most rewarding aspect of my work is being able to build great relationships with clients. These come from understanding their business needs and then being able to turn this ‘brief’ into a solution that makes a real difference to the way they manage their business.


Simon Stevens

Chief Technology Officer

 LinkedIn  +44 (0)845 838 6848

Simon is responsible for managing and executing the future technology vision of Contigo’s software suite. This includes the research and integration of new technologies, ensuring customers benefit from fast system performance and sophisticated functionality. At Contigo, we believe that maintaining a modern technology stack is crucial to taking advantage of recent innovations and providing best-in-class software for our customers. Simon has a wealth of software industry experience both as a developer and as leading consultant working on high profile projects for numerous leading technical companies.

My focus is to take advantage of emerging technologies and best practices to drive the innovation in our product over the next decade. The energy sector is rapidly changing and introducing exciting opportunities for trading firms with modern flexible systems. My role is to provide Contigo customers with a powerful ETRM solution that can support them to gain a competitive advantage in today’s increasingly liquid and highly volatile commodity markets.


Sunny Tiwana

Chief Information Officer

 LinkedIn  +44 (0)845 838 6848

Sunny heads up the Support and Service Delivery teams and is responsible for ensuring customers get the maximum value from their software solutions. Post implementation the support team works with customers to understand their business processes and provide technical advice on how products fit within their infrastructure working towards creating a simplified IT landscape that is accurate, performant & robust. Sunny has over 10 years’ experience of technical support, predominantly from an energy background but also within financial and business processes. Having joined Contigo early on, he has helped to build the support team, bringing together and developing a group of software experts that are passionate about the energy industry to best support and advise our customers.

We understand that customers need high quality products, providing accurate data that informs and supports their business requirements. Contigo Support is not just about resolving technical issues but largely about ensuring customers realise the true value of their systems, adapting the software to their changing requirements.


Andy Talliss

Programme Manager

 LinkedIn  +44 (0)845 838 6848

Andy heads up the Programme Delivery team, which is the division of Contigo that coordinates the scheduling of new product and functionality requirements for our customers. Andy leads the project management department and is responsible for overseeing the process of welcoming and acquainting new clients to the business. He also manages the delivery of additional product functionality to existing clients. Having worked at Contigo for over four years, Andy has established collaborative working practices to ensure we deliver the best possible service and products to our customers.

I really like liaising with our customers to deliver smart solutions that will meet their business needs, both now and in the future. The process of onboarding a new client is well-structured and comprehensive. We work collaboratively throughout the entire lifecycle to effectively deliver our software solutions, from inception to full implementation and use.


Martin Thomas

Product Manager

 LinkedIn  +44 (0)845 838 6848

As Product Manager, Martin is responsible for driving the strategic direction of Contigo’s business and products in alignment with the evolving expectations of our clients. Martin brings to Contigo over 20 years of experience of retail and wholesale operations in UK and European energy markets, alongside extensive knowledge of the systems and technologies used to support these operations. He joined Contigo’s product management team in 2021, during a time of sustained growth. He brings a wealth of industry insights and experience that will be invaluable as the company continues to focus on helping its clients manage their energy portfolio with innovative and accessible software.

I really enjoy working with the talented team here to maximise the value for our customers from the existing product set and also to design and build the next generation of ETRM applications to meet all future challenges in our rapidly changing market. My focus is on developing our product capabilities and roadmap to ensure we are delivering smart ETRM solutions that accurately reflect client and industry needs.


Matt Spence

UK Operations Manager

 LinkedIn  +44 (0)845 838 6848

Matt manages the Operations team in the UK. He is responsible for Contigo’s internal IT infrastructure and Contigo’s Managed Service platform, which is used to host SaaS clients. Matt’s role involves the day-to-day management of the platform, ensuring its availability and performance, as well as designing and managing the implementation of new infrastructure into the platform. Matt also manages all UK infrastructure used by various teams across the wider Energy One Group and provides technical resources to other internal teams or deployed clients to assist on projects. In addition to his role as UK Operations Manager, Matt is also the leading expert on enVoy, Contigo’s accredited ECVN, EDT and EDL communication solution, which automates workflows to manage physical notifications and bid-offer submissions to Elexon and National Grid. Matt conducts enVoy demonstrations and implementations, in addition to providing consultancy on the solution and developing the enVoy roadmap.

I come from a technical background so really enjoy the technical aspects of my role, from solution design through to solving technical problems. Notably, I have a real passion for the industry, the products we sell, and most importantly, our customers! I enjoy working with our customers and ensuring we provide an excellent hosting platform for clients to use.


James Ducker

Project Manager

 LinkedIn  +44 (0)845 838 6848

James works within Contigo’s Project Delivery team managing the delivery of new products and services to new and existing energy clients. As a project manager, he responds to changes within our customers’ businesses and offers tailored solutions to meet their evolving needs. James is responsible for the complete implementation lifecycle for Contigo clients, from conception and design, through to analysis, training, data migration, testing and completion. With over 14 years of project management experience, and having worked for Contigo since 2016, James is highly motivated to ensure that customers are happy with the products, modules and functionality Contigo provides.

There are many things I enjoy about my role, from meeting new clients and understanding their businesses within the industry, to providing effective and valuable solutions that will handle their requirements. I get great satisfaction from achieving the best possible outcomes for our customers when projects go live.

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