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Expert Commercial Heating & Cooling Solutions
Maracom are leading commercial heating engineers with over 70 years of experience delivering expert mechanical and electrical services across London and the Home Counties. Established in 1951, we specialise in heating and cooling systems, from design and installation to maintenance and repair, serving commercial and industrial clients with a focus on safety and compliance. Our team provides preventative and reactive solutions, including renewable technologies like Air Source Heat Pumps, while maintaining a commitment to decarbonisation and energy efficiency.

With a history of innovation, we have evolved from boiler cleaning to advanced system integration, supporting major projects like the London Olympics and NHS during the pandemic. Our reputation is built on trust, technical expertise, and long-term client relationships, ensuring reliable, efficient results tailored to each project's needs.
Services
Installations Maintenance Refractory Design Renewable Systems
Details
  • Year established: 1951
Highlights and features
  • We have over 70 years of experience in commercial heating and cooling.
  • Our engineers provide 24/7 emergency response services.
  • We offer renewable technology solutions like Air Source Heat Pumps.
  • We hold ISO 9001 certification for quality management.
  • We maintain detailed safety compliance surveys for every project.
Associations and certifications
  • ISO 9001
What people say
Expert engineers Reliable service Emergency response Energy-efficient solutions Long-term partnerships
Services
Commercial Heating Installations
We design and install industrial heating systems tailored to commercial needs. Our engineers manage projects from pumps and pipework to full boiler installations, ensuring compliance with safety standards and energy efficiency targets. With advanced renewable technology integration, we deliver future-ready solutions.
Emergency Maintenance
Our reactive maintenance service provides immediate support for heating and cooling failures. Available 24/7, our certified engineers resolve issues quickly while maintaining safety protocols, minimising downtime for critical commercial operations across London and the Home Counties.
Refractory Services
We supply and install refractory materials for high-temperature structures like boilers and furnaces. With over 200 tonnes in stock, our specialists reline industrial equipment using durable materials, ensuring operational continuity and compliance with safety regulations for demanding environments.
Renewable Energy Solutions
We implement decarbonisation-focused technologies including Air Source Heat Pumps and energy-efficient chillers. Our renewable solutions reduce carbon footprints while maintaining system performance, supporting commercial clients' transition to sustainable heating and cooling infrastructure in line with modern environmental standards.
System Design Consultancy
Our design team creates custom heating and cooling systems considering safety, efficiency, and compliance. We evaluate client requirements and site conditions to develop solutions that balance technical performance with long-term operational costs, ensuring optimal system functionality for diverse commercial applications.
People
Ted Grad
Former Owner
Ted Grad joined Maracom in 1971 and completed a management buyout in 1981. Under his leadership, the company expanded its combustion services and completed major projects including Olympic infrastructure before retiring in 2008.
Bert Robertson
Former Director
Bert Robertson took over the family business in 1950 and oversaw its transformation into a limited company focused on commercial heating. His leadership established Maracom's reputation for reliability and technical excellence across London.
Questions
What services does Maracom offer?
We provide commercial heating and cooling systems, including installations, maintenance, refractory services, design solutions, and renewable energy technologies like Air Source Heat Pumps.
Do you offer emergency heating services?
Yes, we provide 24/7 emergency response for urgent heating and cooling issues across London and the Home Counties.
Are your engineers qualified?
All our engineers are highly qualified with decades of combined experience in commercial heating, cooling, and renewable technologies.
Can you handle large-scale projects?
We have completed major projects including the London Olympics gas pipework and district heating systems for housing developments.
Do you provide renewable energy solutions?
We specialise in renewable technologies such as Air Source Heat Pumps, chillers, and energy-efficient systems to support decarbonisation.