Principal E C S is a Hemel Hempstead-based electrical engineering contractor specialising in design, installation, and maintenance of electrical and data systems. We serve commercial and retail clients nationwide, offering energy-efficient solutions and project management expertise. Our commitment to quality, safety, and sustainability ensures reliable, future-ready infrastructure for businesses.
Electrical Contracting
Data Installation
Project Management
High level of professionalism
Excellent standard
Prompt service
Able Electrical Inspection provides expert electrical installation, inspection, and compliance services for industrial and commercial clients across the South East of England. With over 25 years of experience and NICEIC accreditation, we deliver tailored electrical solutions for offices, schools, warehouses, and new build developments. Our services include fire alarm systems, emergency lighting, data cabling, and energy-efficient lighting installations.
Electrical Installation
Periodic Inspection
Fire Alarm Systems
Greenhills Electric is a family-owned electrical contracting business with 60 years of experience serving commercial and domestic clients across Hertfordshire and the South East. Specialising in electrical installations, fire alarm systems, and emergency lighting solutions, we combine NICEIC-approved expertise with a commitment to safety and quality. Our services cater to new builds, refurbishments, and maintenance requirements for businesses, educational institutions, and private homeowners.
Commercial Electrical Installation
Fire Alarm Installation
Emergency Lighting Installation