Masterseal Limited

We specialise in sealant application or mastic pointing throughout the construction industry.

We pride ourselves on our high standards, competitive rates and prompt reliable service.

Our portfolio of experience keeps growing along with our workforce due to this reputation and this means even last minute jobs can often be accommodated.

About Us

  • Since the company established in 2002, we have expanded year on year, with new applicators joining us all the time.

  • All our staff are CSCS registered and trained in sealant application under the NVQ 2 scheme .

  • All our staff also have rigorous Health & Safety training at induction and review and have passed the CITB Health & Safety awareness tests.

  • We employ external Health & Safety advisors to ensure our performance in this field us upheld at all times to the highest possible standard.

  • We also have two CIEH Level 2 qualified Health & Safety advisors internally, who train and review our workforce.

  • We have 7 SSSTS qualified supervisors and all staff are first aid trained

  • We are accredited to several SSIP schemes; CHAS ,SMAS. HSAS, CQMS, Construction Line & Builders Profile registered.

  • So you can see, we take pride in our standards of service & workmanship and we will not let you down.
Sealant being applied


sealant applicator
External windows and doors Expansion joints Intumescent fire protection
Perimeter flooring to prepare for air testing Structural glazing Internal windows & doors
Sanitary ware Kitchens & tiled surfaces Vinyl and tiled flooring
Concrete floor slabs expansion joints Saw cuts Curtain walling
Sealant to leadwork Sealant to all cladding materials Specialist sealants (e.g. Swimming pools)
Checker plate flooring Fuel resistant sealants (garage forecourts, warehouses, factory floors, sports areas and shopping centres)
We specialise in sealant application and have used mastic pointing in all of the above fields. If you don’t see your project as listed, please contact us and we will let you know if we can help.


Masterseal Limited have worked in the following construction settings
We have experts who specialise in each of these fields, so we can continue to show excellence wherever we work.

  • New housing- houses, bungalows, apartments, flats and barn conversions.

  • Private & social developments

  • Shops

  • Individual home

  • Doctors surgeries

  • Industrial units

  • Offices

  • Swimming pools

  • Breweries

  • Hotels
  • Residential homes

  • Schools

  • Retirement homes

  • Churches

  • Hospitals

  • Police stations

  • Factories

  • Agricultural buildings

  • Pubs & restaurants

Clients & References

Masterseal Limited pride ourselves in our prompt professional service. We think this shows in our list of clients which we have built since 2002.


We work with all the major nationwide house builders.

We work with local builders.

We work with national companies on industrial units, shops, hospitals, restaurants, public houses, residential care homes and hotels.

A full list of our clients and references is available upon request.

Job Vacancies

We are always looking for talented members to join our team;

NVQ Level 2 qualified operatives required - Please email your CV for further information

Apprentice sealant applicators required; must be committed to a 3-4 year training programme