Business Details
50+ Years
experience
Trusted Building Services & Maintenance Experts
Gratte Brothers Group has been a cornerstone of the UK building services industry since 1946, delivering mechanical and electrical engineering, security systems, and foodservice solutions with unparalleled expertise. As a family-owned business spanning three generations, we combine decades of hands-on experience with cutting-edge innovation to meet the evolving needs of our clients. Our commitment to quality is underscored by ISO 9001 certification and a workforce retaining an average of 16.5 years, ensuring stability and deep technical knowledge. We specialize in long-term client relationships, evidenced by 70% of our turnover coming from repeat business across sectors including data centres, retail, and pharmaceuticals.Our approach prioritises safety, sustainability, and social value, aligning with global standards through ISO 14001 and 45001 accreditations. With operations spanning London, Belfast, and Warrington, we maintain a client-first ethos while embracing technological advancements to solve complex challenges. Our apprenticeship programs and training initiatives ensure both continuity and the integration of emerging expertise. Trusted by blue-chip clients, we remain a privately held company headquartered in London's Regents Wharf, balancing tradition with future-readiness.
Services
Mechanical & Electrical Engineering
Security Systems Installation
Foodservice Equipment Maintenance
Building Services Maintenance
Electrical Infrastructure Upgrade
Data Centre Projects
Commercial Catering Solutions
Net Zero Building Services
Emergency Lighting Systems
Plumbing Contractors
Details
- Year established: 1946
Highlights and features
- We offer 75+ years of family-owned expertise in building services.
- Our staff retention averages 16.5 years, ensuring consistent quality.
- ISO 9001-certified for quality management systems.
- 70% of turnover comes from repeat client business.
- Family leadership combines tradition with proactive innovation.
Associations and certifications
- ISO 9001
- ISO 14001
- ISO 45001
Services
Mechanical & Electrical Engineering
We provide comprehensive mechanical and electrical engineering services for commercial buildings, including design, installation, and maintenance. Our ISO-certified teams ensure compliance with current standards while optimising system efficiency. Ideal for developers and facilities managers needing reliable infrastructure solutions.
Security Systems Installation
Our NSI-accredited security systems include access control, CCTV, and data-driven monitoring tailored to client requirements. We serve retail, education, and corporate sectors with scalable digital platforms. Backed by ISO 9001 quality management and 30+ years of implementation expertise.
Foodservice Equipment Maintenance
Specialist maintenance and installation for commercial catering equipment in hospitality and food retail environments. Covering kitchen infrastructure upgrades, energy efficiency optimisation, and emergency repairs. Supported by dedicated CEDA-accredited engineers nationwide.
Building Services Maintenance
Preventative and reactive maintenance programs for mechanical, electrical, and HVAC systems across commercial portfolios. Utilising BMS technologies to extend asset lifespans while meeting environmental targets. Suitable for property managers and corporate occupiers.
Data Centre Projects
Design and build services for data centre infrastructure including power distribution, cooling systems, and security integration. Compliant with BSRIA standards, delivered by cross-trained teams with 20+ years' sector experience in mission-critical environments.
People
Stephen Gratte
Group Managing Director
Third-generation leader with 25 years' experience in M&E systems. Oversees strategic direction and operations across the UK's building services divisions.
David Gratte
Group Risk Director
Led risk management initiatives since 2010, focusing on safety compliance and project delivery assurance across 250+ annual contracts.
Chris Bass
Group Sales Director
Third-generation family member driving commercial growth since 2016. Specialises in major account management within the built environment sector.
Questions
What types of building services does Gratte Brothers offer?
We provide mechanical and electrical engineering, security systems, foodservice equipment solutions, and maintenance services for commercial properties.
How long has the company been in business?
We've operated since 1946 as a family-owned business, with third-generation leadership currently managing operations.
What sectors does Gratte Brothers work with?
Our clients operate in data centres, education, retail, pharmaceuticals, hospitality, and critical infrastructure projects nationwide.
Are you ISO accredited?
Yes, we maintain ISO 9001 (quality), ISO 14001 (environment), and ISO 45001 (safety) management system certifications.
Do you provide nationwide coverage?
We operate from London, Belfast, and Warrington offices, serving clients across the UK and select international markets.
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