Design, Installation and maintenance of electrical wiring and electrical systems

Advanced energy efficient HVAC systems for reliable and comfort controlled environment

Planing, designing, installation and maintenance of ICT & Security Systems

installation of Distribution Transformers and connection of new customers in un-electrified rural areas

At Derm Group we have engineers who specialise in security and fire alarm systems

Welcome to Derm Group (T) Ltd

Derm Group (T) Ltd previously known as Derm Electrics (T) Ltd is the country’s largest and fastest-growing Tanzanian-owned company, with a solid reputation for professionalism, reliability, technical expertise and delivering solutions that are economically viable and technically superior.

From our beginnings in 1998 we have grown into a successful, Class 1 full-service Electrical, HVAC and ICT construction company, and today our team numbers over 200 permanent staff – men and women, engaged in all aspects of our operations.

Derm Group is a registered with the Contractors Registration Board (CRB) and is also a member of the Association of Citizens Contractors Tanzania (ACCT).


For more than 20 years, Derm Group has been involved in many major construction and engineering projects – gaining invaluable experience and expertise, and acquiring a reputation as one of the leading electrical contractors in Tanzania. Read more.