design and implement (d&i) is specialist regulatory consultancy, providing expert advice on the design, development, and regulation of competitive utility markets (primarily in the electricity and water sectors). For over 30 years, our principal consultants have worked for Government departments, regulatory bodies, central market operators, and market participants in Europe, Australia and Asia.
design and implement limited originally operated between July 2002 and April 2024, with John Bennett and Andrew Jackson working as its Directors and Principal Consultants. We took a break from consulting for a year before resuming in Spring 2025.
All reference projects prior to April 2024 relate to work undertaken as design and implemented limited. design and implement is the trading name of D&I Bennett Limited.