Company Background
Green Frog Operations was founded on 15 years of experience in building, owning, operating, and maintaining over 400MW of gas and diesel-fired generation assets across the UK. These assets ran flawlessly under National Grid STOR and Capacity Market contracts, while also engaging in merchant operations to maximise value periods throughout the year.
We specialise in delivering cost-effective operations and maintenance (O&M) and facilities maintenance (FM) services that keep energy assets running at peak performance.
Our team ensures reliability, efficiency, and compliance while protecting and maximising your return on investment.
Charlotte serves as Finance Director, overseeing all financial strategy, planning, and corporate governance functions across the organisation. Her responsibilities span financial planning, cash‑flow forecasting, budgeting, cost control, and project‑management accounting, ensuring all commercial decisions are supported by strong data and robust financial controls. Known for her meticulous approach and cross‑functional leadership, her role includes managing financial and long‑term financial sustainability.
Charlotte plays a central role in maintaining the financial health of the Green Frog Operations and ensuring that each part of the business is equipped to deliver high‑quality energy solutions to the UK’s generation and storage sector.
A highly experienced leader in high‑risk and technical environments, James has built his career on operational excellence, safety leadership, and the delivery of reliable, compliant, and high‑performance energy sites. His background as a Chartered Health and Safety professional is reflected in his strategic approach to operational management and his commitment to building safe, dependable and customer‑focused Operations & Maintenance services.
Under his leadership, Green Frog Operations has positioned itself as a trusted O&M provider for owners and operators of BESS (Battery Energy Storage Systems), solar, gas, and diesel generation sites, offering everything from routine site inspections to intrusive HV system testing and 24/7 Senior Authorised Person (SAP) support.
James is an advocate for quality-driven, tailored service models, emphasising that reliability and attentiveness matter most, when ensuring the long‑term performance of critical energy infrastructure.