Commercial Boiler & Heating Installation Specialists

Lighting and ventilation system for a premium hospitality venue in Essex.

Commercial Boiler and Plant Room Upgrades Specialists.

Reliable Heating Systems for Offices, Hospitality & Multi-Site Businesses.

London, South East England.

Commercial Boiler and Plant Room Upgrades Specialists.
Reliable Heating Systems for Offices, Hospitality & Multi-Site Businesses.

London, South East England.

Commercial Boiler and Plant Room Upgrades Specialists.

Reliable Heating Systems for Offices, Hospitality & Multi-Site Businesses.

London, South East England.

Reliable Heating Systems for Offices, Hospitality & Multi-Site Businesses.

Commercial Boiler and Plant Room Upgrades Specialists.

London, South East England.

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Trusted by Those Who Value Reputation, Efficiency & Results

Trusted by Those Who Value Reputation, Efficiency & Results

From commercial boiler replacements and plant room installations to complete heating systems and gas pipework, E&S Mechanical delivers expertly designed and installed commercial heating solutions for hotels, offices, schools, healthcare and premium workplaces.

We are known for finding better solutions where others see only one option.

From commercial boiler replacements and plant room installations to complete heating systems and gas pipework, E&S Mechanical delivers expertly designed and installed commercial heating solutions for hotels, offices, schools, healthcare and premium workplaces.

We are known for finding better solutions where others see only one option.

Are we the right contractor for you?

We work with commercial clients who prioritise performance, compliance and long-term value.

You prioritise long-term performance over low installation quotes

You want minimal disruption to occupied buildings

You want to reduce operating costs, not just installation cost

You need a contractor who delivers complex commercial projects monthly.

You expect expert advice, not just another quotation.

You want one trusted partner to help you with all your HVAC needs

Speak to us Now

How We Work

Speak to us Now

Compliance. Performance. Peace of Mind.
Delivered Through a Structured 4-Step Process.

Site & Operational Assessment
On-site evaluation of your building, usage, and operational requirements.
Bespoke HVAC Design
Engineered solutions tailored to your environment, drawing on extensive experience across BMS, heating, ventilation, air conditioning, and electrical systems.
Professional Installation & Project Management
Delivered by qualified E&S engineers, ensuring quality, coordination, and minimal disruption to live environments.
Ongoing Maintenance & Support
Proactive servicing, compliance management, and long-term system optimisation.

Compliance, Performance, Peace of Mind
in 5 Easy Steps

Engineers who understand the ‘why’, not just the ‘how’
Proactive insights to help you prevent issues, not just fix them
A focus on performance, not call-outs
Guidance on how to get the most from your building, not just the minimum

Compliance, Performance, Peace of Mind in 5 Easy Steps

Thorough documentation — clear, timely, and audit-ready
Engineers who understand the ‘why’, not just the ‘how’
Proactive insights to help you prevent issues, not just fix them
A focus on performance, not call-outs
Guidance on how to get the most from your building, not just the minimum

Our clients

Uncommon Group

Patch Work Group

Clermont Hotel Group

Marriott Hotel Group

Client

Plumbing, heating, and consultancy for Uncommon, London.

PROJECT • CONSULTANCY • PPM

How We Support Commercial Buildings

Design → Install → Maintain → Optimise → Comply

We deliver complete Mechanical and Electrical solutions

HVAC Design & Consultancy. From new installations to efficiency upgrades, our expert team supports smart, compliant HVAC solutions that fit your space and budget.

Commercial Heating. Commercial boiler & plant room, gas safety, heating system optimisation, servicing and repairs.

Commercial Heat Pumps & Low‑Carbon Solutions. Air and ground source heat pump, underfloor heating and decarbonisation.

BMS & System Integration. Integrated control systems that connect HVAC systems, delivering real-time performance, energy efficiency and operational visibility.

Commercial AC Systems. Air conditioning units, chillers (air‑ and water‑cooled), installation, repairs and full maintenance programmes.

Commercial Ventilation & Air Quality. Supply & extract systems, kitchen extraction, MVHR, smoke vent systems, air quality monitoring.

Compliance & Inspections. TM44 (air‑conditioning), Legionella (L8), EICRs and all standard regulatory checks.

Electrical Systems. Power and lighting systems for offices, kitchens, and commercial spaces; scheduled checks, emergency response and certification.

Trusted to deliver. Every time.

Trusted to deliver.
Every time.

Areas we cover