BASED IN SOUTHEND · WORKING ACROSS ESSEX & BEYONDprojects@customaircon.com
Commercial air conditioning

A better climate.
A better place
to work.

Installation, servicing and repairs for your business. Local support from Southend, with commercial experience across Essex, London and the Home Counties.

Free surveys for proposed installations and replacements.

Illustrative contemporary commercial interior with wall-mounted air conditioning
Installation & replacementServicing & repairsSplit & VRF / VRV systemsCommercial commissioning
What we do

The right support.
For every stage.

From fitting out a new space to looking after the systems you already rely on, speak to Custom about practical air conditioning for your business.

01 / INSTALL

A system that fits your space.

New air conditioning for offices, shops, restaurants and commercial premises. Discuss your layout, use and heating and cooling needs.

New installations · System replacements
02 / MAINTAIN

Look after what you rely on.

Planned servicing for existing air conditioning. Talk to us about your equipment and a maintenance schedule suited to your premises.

Routine servicing · Planned maintenance
03 / REPAIR

Get to the cause of the problem.

Fault finding and repairs for equipment that isn’t performing as it should. We’ll discuss the issue and the next steps with you.

Fault diagnosis · Repair quotations
04 / COMMISSION

Finish with the detail covered.

Pressure testing and commissioning for commercial split and VRF/VRV installations, supporting your project through to handover.

Pressure testing · Commissioning
Our experience

Commercial experience.
Across a range of sectors.

Our team has carried out air conditioning work on projects for companies such as Sainsbury’s, Popeyes Chicken and M&S, as well as in schools, hospitals and offices.

Sainsbury’sPopeyes ChickenM&SSchoolsHospitalsOffices

Our experience includes work delivered through commercial contracting partners.

Local people. Commercial know-how.

A dedicated team.
A practical way forward.

Custom Air Conditioning Ltd is based in the Southend area. We work with business owners, building managers and commercial contractors across Essex, London and the Home Counties.

Tell us what your space needs. Whether you’re planning an installation or need support with an existing system, our team is here to help.

Offices & workspacesRestaurants & cafésRetail & salonsGyms & studiosCommercial property
  1. 01

    Tell us about your premises

    Share your location, the type of space and what you’d like to improve.

  2. 02

    Agree the next step

    For installations and replacements, arrange a free site survey. For faults and servicing, discuss the scope and charges first.

  3. 03

    Review your quotation

    Consider the proposed work, ask questions and agree the details before booking.

Where we work

Based in Southend.
Ready for your next project.

Serving Essex, London and the Home Counties. For commercial projects further afield, get in touch to discuss the location and scope.

Southend · Shoeburyness · Rochford
Rayleigh · Leigh-on-Sea · Basildon
Essex · London · Home Counties
Let’s talk

What does your
business need?

Planning a new installation? Looking for a local servicing or repair contractor? Speak to our team about your premises.

Enquire on WhatsApp ↗

For a useful first conversation, have your postcode and any equipment details or photos to hand.

Start your enquiry

Fill in the details below to prepare an email to the Custom team.

This opens your email app with your enquiry ready to review and send. Nothing is submitted through this website. You can also call or email us directly.

A few useful answers.

Do you offer free site surveys?

Yes, for proposed installations and replacements. Fault diagnosis and servicing are separate services; contact our team to discuss the scope and charges before booking.

Can you look after our existing air conditioning?

Contact us with the make, model and a description of your equipment or fault. We’ll discuss whether we can help and what the next step would be.

Do you work with landlords and property managers?

Yes. We welcome enquiries about commercial premises, individual units and property portfolios. Tell us about your buildings and any contractor approval requirements.

What information should I send?

Your location, the type of premises, what you need and your preferred timescale. Photos and existing equipment details are helpful where available.

Call the Custom team · 07359 507494