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Business Details
23 Years
experience
Your Trusted Construction Partner in Kent
Invicta Building Services has been a trusted name in the construction industry for over 20 years, delivering high-quality mechanical and electrical solutions to commercial and private clients. Our founding philosophy of partnership, established by Garry Pass, fosters long-term collaborations that prioritise innovative, quality-driven outcomes for both clients and our company. Our team combines extensive industry experience with a commitment to rigorous project management, ensuring every contract is executed to the highest standards of workmanship. We specialise in district heating systems, underfloor heating, ventilation, drainage, and plumbing, serving local authorities, housing associations, and independent organisations across London, the Home Counties, and the South of England. With a focus on resident liaison and customer care, we ensure minimal disruption during installations in occupied properties while maintaining strict cost controls and design excellence.

Our head office team provides operational support through estimating, design services, and procurement, underpinned by a culture of continuous improvement and client satisfaction. We are proud of our track record in delivering complex projects, including landmark schemes at Kensington Town Hall, Strood Sports Centre, and numerous educational facilities. Our dedication to health and safety compliance, energy efficiency, and community engagement reflects our values as a responsible and forward-thinking contractor. With a leadership team possessing decades of collective experience, we combine technical expertise with a client-centric approach to meet evolving industry demands.
Services
Commercial Construction Domestic Installations Heating Systems Plumbing Services Drainage Solutions Project Management Design Services Maintenance Energy Efficiency Resident Liaison
Details
  • Year established: 2003
Highlights and features
  • We have over 20 years of experience in mechanical and electrical construction
  • Our partnering philosophy ensures collaborative, long-term client relationships
  • We deliver heating and plumbing solutions for occupied residential properties
  • Our team manages complex projects across London and the South East
  • We maintain strict health and safety compliance with site inspections
Services
Commercial Construction
We deliver comprehensive mechanical and electrical installations for commercial properties including district heating systems, underfloor heating, ventilation, and plumbing. Our expertise extends to new build housing and CAT A office fit-outs across London and the Home Counties. With projects ranging from 100,000 to 1.4 million, we combine technical excellence with strict budget management.
Domestic Installations
Our domestic division specialises in heating installations, bathroom and kitchen upgrades, and energy efficiency measures for occupied properties. We coordinate access through resident liaison officers while maintaining a three-star service and maintenance programme for housing associations and local councils.
Heating Systems
We design and install complete heating systems including district heating schemes, boiler house refurbishments, and eco-friendly technologies. Our domestic operations director oversees projects up to 7.2 million, ensuring compliance with current regulations and client specifications across London and the South East.
Project Management
From initial design to final delivery, we manage complex construction projects for educational institutions, local authorities, and housing providers. Our commercial director brings 35 years' industry experience to ensure timely execution and adherence to budget across all sectors.
Resident Liaison
Our dedicated resident liaison officers coordinate access for domestic installations, prioritising minimal disruption to tenants. This service, combined with our customer care team's support, ensures high satisfaction rates in occupied housing schemes nationwide.
People
Nick Gallagher
Managing Director
Joining in 2007, Nick became Managing Director in 2022 following successful delivery of district heating schemes. He oversees large complex projects while maintaining client relationships. An avid Tottenham supporter, he prioritises developing innovative solutions to construction challenges.
Ian Betts
Health and Safety Manager
Our NEBOSH-qualified Health and Safety Manager ensures legislative compliance through site inspections and risk assessments. He also leads our Customer Services team, training resident liaison officers to exceed client expectations in domestic projects.
David Barker
Domestic Operations Director
With 30 years' industry experience, David oversees domestic installations including heating upgrades and bathroom renovations. A qualified accountant, he ensures financial discipline across projects up to 7.2 million while maintaining his Arsenal fandom.
Mark Brewster
Commercial Operations Director
An HVAC industry veteran since 1990, Mark manages commercial projects from 100,000 to 1.4 million. His attention to detail and analytical approach benefits clients across education, healthcare, and office refurbishment sectors.
Steve Gosden
Head of Estimating
With 43 years' mechanical services experience, Steve leads our estimating department. Former Contracts Manager across London and Manchester, he combines Gas Safe certifications with software expertise to deliver accurate commercial proposals for projects up to 5 million.
Questions
What construction services do you offer?
We provide mechanical and electrical installations including heating systems, plumbing, drainage, and ventilation for commercial and domestic sectors.
Do you work with residential clients?
Yes, we deliver heating upgrades and bathroom/kitchen renovations for housing associations and councils across London and the South East.
How long have you operated in Kent?
We've served Kent and surrounding areas since our 2003 establishment, with head office based in Tonbridge.
What project sizes do you handle?
Our commercial projects range from £100,000 to £1.4 million, with domestic contracts up to £7.2 million.
Can you manage complex construction schemes?
Yes, our team has delivered challenging projects at Kensington Town Hall, Strood Sports Centre, and multiple educational facilities.
How do you handle occupied properties?
Our resident liaison officers coordinate access schedules to minimise disruption during installations in occupied housing.