Building maintenance & services in Portsmouth

Commercial building services across Portsmouth and the south coast - building maintenance, HVAC maintenance and 24/7 repair, with named engineers and one compliance trail.

Get a Portsmouth proposal Call 01420 566822

01420 566822

Rossair maintains and upgrades commercial building services across Portsmouth - HVAC, mechanical, electrical, fabric and solar - planned to SFG20, with reactive cover for when something fails. One contract, one account manager, one compliance trail.

Portsmouth’s commercial estate runs from Lakeside North Harbour - one of the south coast’s biggest office campuses - through Gunwharf and the city centre to the defence and marine engineering belt around the harbour. East along the coast sits Chichester, where Rossair has maintained the Chichester College Group estate for over 20 years - the longest-running contract on the books.

Services we provide in Portsmouth

Building maintenance

Planned and reactive upkeep of Portsmouth's commercial estates - HVAC, M&E and fabric under one SFG20 contract.

HVAC maintenance

SFG20-scheduled HVAC maintenance and 24/7 reactive cover for Portsmouth commercial buildings.

Commercial HVAC repair

24/7 reactive HVAC and air conditioning repair for Portsmouth commercial buildings - 4-hour emergency response under contract.

Commercial solar PV

Commercial solar PV design and installation for Portsmouth businesses cutting energy cost and carbon.

Areas we cover around Portsmouth

Portsmouth and the coastal strip from Fareham to Chichester sit on an established Rossair run - the same patch that has serviced the Chichester College campuses for two decades. Engineers dispatch from the Alton HQ, under an hour away.

Portsmouth · Fareham · Gosport · Havant · Waterlooville · Portchester · Emsworth · Chichester

Why south Hampshire estates choose Rossair

Rossair has been a building services contractor since 1973 and self-delivers maintenance rather than brokering it. The longest-running proof is Chichester College Group - 11 campuses across Berkshire, Surrey, Hampshire and Sussex under one agreement for over 20 years - and the Quebec Government Office in London, into its second decade. Same engineers, same account manager, same response number.

Also covering: Southampton · Crawley & Gatwick · Building maintenance Hampshire

Quick facts

Portsmouth building services - the facts

Coverage, dispatch base and statutory scope for commercial building services in Portsmouth and across south Hampshire.

Services: Building maintenance, HVAC maintenance, 24/7 repair, commercial solar
Dispatch base: Alton HQ (Hampshire)
Coverage: Portsmouth, Fareham, Gosport, Havant, Waterlooville, Chichester
Local proof: Chichester College Group - 11 campuses, 20+ years
Statutory frameworks: SFG20, LRA, F-Gas, EICR, Gas Safe
Reactive response: 4-hour emergency under contract
Emergency cover: 24/7, 365 days
Telephone: 01420 566822

Frequently asked

Portsmouth building services - common questions

Which areas around Portsmouth does Rossair cover?

Rossair covers Portsmouth and the south-coast strip - including Fareham, Gosport, Havant, Waterlooville, Portchester, Emsworth and across to Chichester - from the Alton HQ. The coastal patch has been part of Rossair’s core coverage for decades.

Does Rossair provide planned preventative maintenance in Portsmouth?

Yes. SFG20-scheduled PPM contracts cover Portsmouth and the surrounding towns - planned HVAC, electrical, water-hygiene and fabric servicing with statutory work (F-Gas, LRA, EICR) built into the schedule, plus 24/7 reactive cover with a 4-hour emergency response.

What long-term proof does Rossair have near Portsmouth?

Chichester College Group, 25 minutes east along the A27 - 11 campuses maintained under one PPM agreement for over 20 years, including an HVR Award-winning heat pump chiller installation. Same account manager, same engineers, year after year.

How quickly does Rossair respond to emergencies in Portsmouth?

Under a PPM contract Rossair commits to a 4-hour reactive response for genuine emergencies across Portsmouth and the south coast, with duty engineers on out-of-hours rotation. A 24-hour job report follows every reactive visit.

If we’re not the right fit, we’ll tell you who is

Get a Portsmouth proposal

Tell us about your Portsmouth property - asset list, current contract, site address. Your enquiry goes to our maintenance team. We call back within one working day.