The range of project specifications, locations, complexity and sectors mean we never do the same job twice.
We take Health & Safety very seriously.Our expertise is based on tried and tested systems, specific to each area.
Each project is different, from working within a large client team to a one-off purchase order.
Our HVAC solutions reduce energy consumption, minimize carbon footprint, and lower expenses for businesses in the UK.
For over 50 years, we have been at the forefront of innovation, delivering exceptional mechanical engineering services, electrical installations, including LTHW heating, Chilled Water and ventilation systems, along with, air conditioning, planned preventative and reactive maintenance services.
We take pride in providing quality services that meet the unique needs of our clients.
Our Head Office in Alton, Hampshire, and our London office in Aldgate along with our Manchester satellite office, enable us to offer nationwide coverage, Our comprehensive mechanical and electrical engineering services include full project installation, small works, and maintenance services that are available 24/7, 365 days a year.
Rossair specialises in grid-scale BESS projects that support the UK’s transition to a flexible, low-carbon power system. We deliver fully integrated battery energy storage projects, from initial feasibility and system design through procurement, civils and construction to commissioning and long-term performance.
Rossair delivers high-performance commercial solar PV systems for businesses, industrial sites, and large estates across the UK. We combine specialist EPC delivery with robust engineering to cut your energy costs, reduce carbon, and improve long-term energy security.
With energy efficiency and sustainability now central to building strategy, air source heat pumps (ASHPs) are becoming a go-to solution for heating and cooling in both commercial and residential developments. But knowing which system to choose — and how to get the best from it — isn’t always straightforward.
