Welcome to Rainbow Security Systems

Rainbow Security Systems is associated with Rainbow Electrical & Security Systems Ltd. The company was incorporated in 1977 and we are based in Northampton, England.

Our clientele includes the premier national house builders David Wilson Homes, Barratt Homes, Heyford Homes, Bellway Homes, Taylor Wimpey and Morris Homes. We carry out the complete Electrical and Security System installations and maintenance to many sites throughout this region. Our company is an Approved Contractor by the NICEIC – National Inspection Council for Electrical Installation Contracting.

We are a NSI – National Security Inspectorate Silver Scheme Installer, our systems are designed, installed and maintained to the current European Standard EN50131 and we specialise in the Installation and Maintenance of Intruder Alarms, CCTV and Door Access Systems to domestic, retail and commercial properties.

Why Rainbow?

As a NSI Approved Installer our employees are committed to meeting the regulatory, legal and environmental expectations of our industry as recognised by Insurers, Police, Professional Institutions and Trade Associations.
We encourage employees at all levels to direct their abilities to the benefit of the organisation and to their own satisfaction. This attracts the best personnel in our industry.
The management keeps up to date with technological changes that may benefit our existing markets and provide new areas of business interest.
Procedures are in place which indicate how well our business is performing. These include contractual obligations such as routine maintenance achievement and emergency call out response times. This data is monitored to ensure that our customer’s high expectations are achieved.


We have developed and implemented a Documented Management System that meets the requirements of the NSI Silver Criteria for the Design, Planning, Installation and Maintenance of Electronic Security Systems. This ensures that each installation meets the requirements of the contract and specification. We hold the NSI Silver, NICEIC Approved Contractor, and SMAS Health & Safety Accreditation.

Customer Satisfaction

We develop our business by providing a very good service. We attract new Customers via competitive quotations and personal recommendations from our existing clientele.