Construction
Network UK

Construction Sealants Ltd

Active, accounts up to date·subcontractor·Head office Upminster

About from company website

Construction Sealants Limited is a leading UK specialist in sealant application, dedicated to providing expert solutions for all mastic sealant requirements. With a reputation built on quality, timeliness, and budget adherence, the company partners with leading building contractors nationwide. Their experienced workforce, operating from offices in Laindon, Essex, and Chorley, Lancashire, possesses extensive knowledge of sealant application across diverse environments, ensuring optimal product selection and long-term performance.

The company prides itself on a consultative approach, aiming to provide the most affordable and effective sealant solutions. Their client list includes major UK construction firms, and a significant portion of their work comes from repeat business, a testament to their high standards and customer service. They offer site visits to provide guaranteed fixed-price schedules and detailed specifications, backed by accreditations such as CHAS, ISO 45001, ISO 14001, and OHSAS 18001.

Their workforce is NVQ Level 2 qualified, with operatives also trained in MEWP and PASMA.

Services

Works as

Sectors

Project experience from company website

Remedial Contracts

Remedial Contracts

Construction Sealants has completed various remedial contracts, within the restoration processes of many famous landmark buildings throughout the country. Adhering to all regulations and ensuring that our work aligns with the national accreditation's our company holds.

Expansion & Contraction Joints

Expansion & Contraction Joints

As Structures from roads and buildings to bridges and tunnels are living moving structures that are under constant stress such as thermal expansion and contraction caused by temperature change, sway caused by wind loads, seismic events, static load deflection, live load deflection, settlement of a new building. Expansion joints are used as a structure separation such as in walls, that are designed to relieve these stresses on building materials ensuring the integrity of the building/structure.

Saw Cuts & Floor Joints

Saw Cuts & Floor Joints

Ideal for construction joints between concrete slabs, factory and warehouse floors, car parks, garages, petrol station forecourts. All materials used are specially selected for the services required. Our specialists are able to offer the best solutions to accommodate the application area. For instance the concrete slab's expansion and contraction. The sealants purpose is to prevent…

Sanitary & Wet Areas

These products contain a powerful anti-fungicide to prevent mould growth and can be overpainted. Their added benefits include permanently flexibility, adheres to most surfaces, easy clean up by wiping with a wet cloth. Used for sealing on floors, walls, ceilings and window frames of the clean room and around light fittings and installation units. We…

Anti-Pick

Anti-Pick

Anti-Pick Anti-pick is highly durable for joints in such facilities as mental institutions, prison, secure areas, hospitals where the sealant is hard to reach in and around the perimeter of doors, windows and heavy cladding. Even public areas, kennels and catteries. The purpose of this type of sealant is to prevent any vandalism or damage…

Marine & Swimming Pool Sealants

Marine & Swimming Pool Sealants

Swimming pool A selection of swimming pool mastic sealants made from high-quality silicone and tough epoxy from market leading sealant & adhesive companies such as Dow Corning Geocel, Mapei, Sika Everbuild, Otto Chemie and C-Tec CT1. Our massive, colour range of swimming pool sealants for sealing in and around swimming pools and other chlorinated areas makes it easier to match and seal various…

Acoustic Sealant

Acoustic Sealant

Acoustic sealants are an important part of every soundproofing project. They are used to prevent noises from filtering through the structures medium such as uneven gaps in a structure and disturbing people in other rooms or outside. Application Our skilled workforce understands the importance of selecting an acoustic sealant that is best suited to the…

Fire Protection

Fire Protection

The importance of correct fire protection must never be underestimated in the wake of the Grenfell tower incident. It can be the difference between life and death because they will provide those vital extra moments for people to escape in the event of a fire. With an extensive range of fire protection sealants available, it…

New Construction

New Construction

When a new construction takes place and is near the completion stage, sealants are one of the most important factors to consider during this time. Sealing is integral to the structure of every building and in the event of sealant failure, it can have disastrous consequences. Therefore if you are looking to cut costs on…

Term Contracts

Term Contracts

When sealant has been applied in your building, it is imperative to have it routinely inspected to test its efficiency. Construction Sealants are dedicated to making certain the sealants are offering the correct levels of protection…

Accreditations from company website

  • CHAS
  • ISO 45001
  • ISO 14001
  • OHSAS 18001
  • Association of Sealant Applicators

Clients mentioned from company website

UK's largest and most well-known construction companies, leading building contractors.

Similar companies

All waterproofing contractors in Upminster →

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Questions about Construction Sealants Ltd from the record on this page

What does Construction Sealants Ltd do?

Construction Sealants Limited is a leading UK sealant application specialist, providing expert solutions for mastic sealant requirements with trusted products and specialist application by an accomplished workforce. Their listed services include Waterproofing and Fire protection.

Where is Construction Sealants Ltd based?

Construction Sealants Ltd is registered at Harmile House, 54 St Marys Lane, Upminster, RM14 2QT, in London.

What areas does Construction Sealants Ltd cover?

Construction Sealants Ltd states that it works across Nationwide.

How many people work at Construction Sealants Ltd?

Accounts filed for the year to 2025 report 24 employees, which places the company in the 10-49 employees band.

What is Construction Sealants Ltd's turnover?

Construction Sealants Ltd does not disclose turnover: UK small-company accounts are not required to. Based on headcount and trade debtors in its filed accounts, turnover is likely to fall between £1.7m and £4.4m. This is an estimate, not a filed figure.

Is Construction Sealants Ltd still trading?

Companies House lists Construction Sealants Ltd as active, with accounts most recently made up to 2025-09-30.

What accreditations does Construction Sealants Ltd hold?

Construction Sealants Ltd displays CHAS, ISO 45001, ISO 14001, OHSAS 18001 and Association of Sealant Applicators on its website.

What sectors does Construction Sealants Ltd work in?

Construction Sealants Ltd works in Residential, Commercial and Infrastructure.

When was Construction Sealants Ltd established?

Construction Sealants Ltd was incorporated on 1990-06-26.

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