• Simon Rigby MBE


    After a managerial career with Yorkshire Electricity, Simon led the management buyout of the buildings and grounds maintenance services from Yorkshire Electricity to form Spice Plc. As CEO Simon took Spice Plc from 12 employees in 1996, to £400m turnover, 4500 employees and the FTSE 250 in 2008. Spice was purchased by Cinven in 2010 for £450 million.

  • Asif Rizvi

    Group Managing Director

    Asif has an academic background in Environmental Management/Engineering. In 2004 Asif moved into the Environmental Consultancy sector, working for Scientifics Limited as the National Account Manager, Asif managed Scientifics’ core business in the rail sector.
    Asif joined a large energy consultancy in 2007 and specialised in Utility Consultancy and Energy Procurement solutions. Here, Asif contributed significantly to business development and growth. Asif was appointed Managing Director of LGE in 2011; he now has responsibility for the P&L and general management of LGE Group.

  • Karen Trepte

    Managing Director

    Karen has worked for energy suppliers and energy consultants in both Australia and the UK. During her time with one of the UK's largest energy consultants, she held a number of positions including Commercial Director (I&C), and most recently as Managing Director (SME) - growing the company from 20 to 220 employees. She joined Guild Energy in April 2016.