
ABP Newport Docks
Newport Docks
Coreseal Ltd were tasked with carrying out 400mm dia holes for a regular client at Newport Docks, our hydraulic drills were perfect for the larger diameter holes.
Client · ABP

Core Seal Ltd · Company 11032465 · Trading heritage since 2017
Active, accounts up to date·subcontractor·Head office Neath
Based in South Wales, Coreseal Ltd offers specialist services in diamond drilling, concrete cutting, and mastic pointing, with a strong focus on customer satisfaction. Operating throughout Wales and South West England, the company has rapidly grown its reputation based on a professional approach and high-quality service at competitive rates. Their work is carried out by fully trained staff to the highest professional standards, ensuring a workforce that is among the best in the industry.
With over 15 years of experience, Coreseal Ltd combines quality workmanship, superior knowledge, and competitive pricing to provide an unmatched service. They have the experience, personnel, and resources to ensure projects run smoothly and are completed on time. Their approach involves carefully planned steps, adherence to schedules, and daily communication, ensuring a professional standard throughout every job.
The team is highly skilled, reliable, and possesses exceptional attention to detail, with a CSCS-registered and NVQ-qualified workforce. Coreseal Ltd provides a prompt and professional mastic pointing, diamond drilling, and concrete cutting service. Their mastic pointing covers a wide range of building fabrics, including window and door frames, wall expansion joints, curtain walling, civil engineering structures, and sanitary-ware.
Diamond drilling is used for mechanical and electrical services, conduits, and ventilation shafts. Concrete cutting services include floor sawing, wall sawing, and wall chasing, utilizing petrol, diesel, and electric machines. They also offer concrete crunching and bursting for demolition, alongside structural repair services like concrete repairs, waterproofing, and crack repairs.

Newport Docks
Coreseal Ltd were tasked with carrying out 400mm dia holes for a regular client at Newport Docks, our hydraulic drills were perfect for the larger diameter holes.
Client · ABP

Carmarthen
Coreseal operatives carried out concrete crunching works at Glangwili Hospital, as this work was close to a Neo-natal unit then crunching was the preferred method over the jack hammer as it was a quieter operation.
Client · Glangwili Hospital

Merthyr
Coreseal operatives carried out all the hygiene sealants at Prince Charles Hospital. We sealed all sanitary ware, floor to skirting board junctions, internal frames and around most fixtures and fittings.
Client · Prince Charles Hospital

Bolton Hill Water Treatment Works
On this particular project we were required to cut through the base of the water tanks to allow for easier removal. As the site was a water treatment works Coreseal operatives used the electric 3 phase saw.

Swansea University
We needed to cut back a lift shaft wall as the concrete had been over cast. We chose on this occasion to use our Hydraulic Ring Saw.
Client · Swansea University

Pontypridd
Another job where we used a pre-cut saw and ring saw to cut back a reinforced concrete wall that had been cast too high.

Merthyr
Thomas and Davies called upon Coreseal Ltd to carry out some concrete sawing works to allow for new lighting at the Citroen showroom. Our team turned up in force and completed the works in one day allowing the electricians and tilers to comfortably finish on time.
Client · Thomas & Davies

Cardiff Docks
Coreseal carried out concrete joint sealants at Cardiff Docks.

Coreseal are called time and time again to drill through manhole rings for incoming pipes. Our drill bits can be ordered to suit any pipe size.

Glynneath to Cwmgwrach
Following the 2019/20 winter the bridge was damaged by flood water, Coreseal was called to assist our client in sawing through the structure so they could remove part of the bridge to install a temporary footpath.
housing developers, commercial construction companies.
This profile was compiled from public records. Claim it to add the things buyers ask for:
Coreseal Ltd offer specialist services in diamond drilling, concrete cutting and mastic pointing, operating throughout Wales and South West England. Their listed services include Concrete works, Damp proofing, Waterproofing and Glazing.
Core Seal Ltd is registered at 25 Commercial Road, Resolven, Neath, SA11 4HF, in Wales.
Core Seal Ltd states that it works across Wales and South West.
Companies House lists Core Seal Ltd as active.
Core Seal Ltd works in Residential, Commercial, Infrastructure, Healthcare and Education.
Core Seal Ltd was incorporated on 2017-10-25.
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