On Site Generation Ltd, established in 2008 by Jason and Richard, has offices in Ullapool and Roslin.  We offer specialist advice and project management to help you install the right green technology for your home and business.

  • Richard Witney
    Richard Witney Director

    Richard has a background in environmental management and technology and has worked in the environment and energy industry since 1997.  He is a Chartered Environmentalist, Lead ESOS assessor and EMS auditor.   Richard is a qualified solar PV installer and is actively involved in the project management, design, installation and maintenance of solar PV systems and heat pump systems.  He is passionate about the energy efficiency, renewable energy and reducing carbon emissions.  Richard is based in OSG’s Roslin office.

  • Jason Leon
    Jason Leon Director

    Jason has over 20 years experience in Environmental Consultancy and working in energy efficiency and renewables.  Jason is involved in all aspects of On Site Generation’s consultancy and installation work and has hands on project management, design and installation skills in solar photovoltaics, and heat pump systems.  Jason is based in OSG’s northern office in Ullapool.

We pride ourselves on protecting the environment, our staff and the people that work with us.  Continual improvement of our activities and those of our customers is important to us so we all benefit from a zero carbon economy.  Our Environment, Health and Safety Policy can be found here.