Business Details
36 Years
experience
Your Trusted Partner for Mechanical Services
Established in 1990, PSB Mechanical has built a reputation as a trusted provider of mechanical services across the South East. Our family-run business combines over three decades of hands-on expertise with a commitment to technical excellence and client relationships. Specialising in plumbing, heating, and gas installations, we serve commercial, industrial, and public sector clients from our base in St Albans, Hertfordshire. Our Gas Safe Registered engineers deliver compliant, durable systems tailored to complex environments, from hospitals and schools to warehouses and retail spaces. With a focus on long-term partnerships rather than one-off projects, we prioritise clear communication, direct access to leadership, and consistent delivery of high-quality work.Our team's longevity and sector-specific knowledge ensure every project meets rigorous safety standards while minimising downtime. From initial design to maintenance contracts, we provide end-to-end solutions backed by responsive support, serving London, Hertfordshire, Bedfordshire, and Buckinghamshire. Our growth through word-of-mouth recommendations reflects our dedication to solving mechanical challenges with precision and integrity.
Services
Plumbing Installation
Heating Systems
Gas Installation
Maintenance Contracts
Commercial Refurbishments
Details
- Year established: 1990
Highlights and features
- Over 30 years of specialist mechanical services experience
- Fully Gas Safe Registered and industry-compliant engineers
- Proven track record in complex commercial and industrial projects
- Family-run business with direct leadership accessibility
- Tailored maintenance contracts minimising system downtime
Associations and certifications
- Gas Safe Register
What people say
Exceptional service
Knowledgeable team
Reliable and professional
Expertise hard to find
Consistently delivered
Services
Plumbing Installation
Design and installation of durable commercial plumbing systems tailored to complex environments. Our services include hot/cold water distribution, pressurised systems, and sustainable drainage solutions. We ensure full compliance with industry standards while minimising disruption during installations for new developments or upgrades.
Heating Systems
Energy-efficient heating solutions for commercial and industrial premises. We specialise in gas/electric boiler installations, underfloor heating systems, and smart thermostat integration. Our engineers deliver systems optimised for high-usage environments, with commissioning to ensure optimal performance and regulatory compliance.
Gas Installation
Full gas system design and installation by Gas Safe Registered engineers. Services include pipework, appliance fitting, and safety systems for industrial settings. We provide pressure testing, certification, and emergency shut-off integration to meet strict safety regulations and operational requirements.
Maintenance Contracts
Preventative maintenance solutions for mechanical systems including boilers, pressurisation units, and HVAC components. Our contracts feature direct engineer access, compliance scheduling, and detailed reporting to reduce downtime and extend system lifespans across healthcare, education, and commercial sectors.
Commercial Refurbishments
Mechanical system upgrades for property renovations and modernisation projects. We handle plant room refurbishments, boiler replacements, and efficiency improvements while maintaining operational continuity. Our work integrates modern technologies to enhance performance and energy efficiency in existing commercial and public buildings.
Questions
What mechanical services does PSB Mechanical offer?
We provide plumbing, heating, and gas installation services for commercial and industrial clients, including system design, installation, and maintenance contracts.
Are your engineers certified for gas work?
Yes, all our gas engineers are Gas Safe Registered with full compliance certifications for commercial installations.
Which areas do you serve?
Based in St Albans, we serve London, Hertfordshire, Bedfordshire, Buckinghamshire, and surrounding counties.
Do you handle large-scale projects?
Yes, we specialise in complex commercial and industrial projects with proven experience in healthcare, education, and manufacturing sectors.
What maintenance options are available?
We offer 1-year and 3-year maintenance contracts with direct engineer access and compliance scheduling for mechanical systems.
