Eiger Energy offer complete electrical services for commercial and domestic users including innovative energy technologies, smarter home solutions and energy efficient lighting. Commercial Electrical Services - The complete commercial electrical service, from installations and maintenance through to innovative new technologies. Based in Sussex, we cover East & West Sussex and up into Surrey. We are, of course able to consider larger projects outside of this area subject to scope. Domestic Electrical Installations - We work closely with architects, specifiers, builders and homeowners to offer efficient, innovative power and lighting installations.