Business Details
Emergency
services
Trusted Construction Contractors in London
Comast Construction has established itself as a trusted name in the construction industry over 24 years of dedicated service. Our expertise spans building works, civil engineering, and maintenance aftercare, serving both commercial and residential sectors across London and the South East of England. We have contributed to iconic projects such as The Shard, the London 2012 Olympic Games Village, Crossrail, and Wembley Stadium, demonstrating our capability to deliver complex developments with precision. Our commitment to safety and quality is evidenced by our ISO 45001:2018 and ISO 9001:2015 accreditations, which underpin our operational standards. All operatives hold Construction Skills Certification Scheme (CSCS) credentials, while supervisors are trained to SSSTS/SMSTS levels, ensuring compliance with industry best practices.We prioritise staff development through continuous training in areas such as First Aid at Work, PASMA, IPAF, and confined space entry. Our aftercare services address snags, defects, and emergency callouts, reflecting our dedication to long-term client satisfaction. With in-house capabilities in carpentry, brick/block-work, and enabling services, we deliver ground-up facilities tailored to project requirements. Our civil engineering division specialises in foundations, road formation, tarmacking, and drainage solutions, supporting infrastructure development. This combination of experience, accreditations, and technical proficiency positions us as a reliable partner for construction projects of varying scales and complexities.
Services
Concrete Works
Builders Works
Civil Engineering
Aftercare Services
Groundworks
Highlights and features
- We have 24 years of experience in construction and civil engineering.
- Our team holds ISO 45001:2018 and ISO 9001:2015 accreditations for safety and quality.
- We have worked on iconic projects including The Shard and Crossrail.
- All operatives are CSCS-certified with specialist training in safety protocols.
- We provide comprehensive aftercare services for defect resolution and maintenance.
Associations and certifications
- ISO 45001:2018
- ISO 9001:2015
- Construction Skills Certification Scheme (CSCS)
Services
Concrete Works
We construct formwork for complex structures, frames, and basements while fixing reinforcement for columns, floors, slabs, walls, foundations, and stairs. Our expertise ensures structural integrity and durability for commercial and residential developments. Clients benefit from precision engineering and adherence to safety standards.
Civil Engineering
Our civil engineering services include foundations, paving, road formation, tarmacking, and drainage solutions. We support large-scale infrastructure projects with reliable groundwork and compliance with industry regulations. Clients receive robust, future-proof infrastructure development.
Aftercare Services
We provide post-construction maintenance for defect resolution, emergency callouts, and snagging. Our dedicated aftercare team ensures long-term functionality of completed sites. Clients gain peace of mind through responsive, comprehensive support.
Builders Works
Our in-house team delivers carpentry, brick/block-work, and enabling services for ground-up facilities. We combine technical skill with project management expertise to meet construction deadlines. Clients benefit from end-to-end building solutions tailored to specifications.
Groundworks
We specialise in foundations, drainage, and site preparation for construction projects. Our groundwork ensures stable bases for structures while complying with safety protocols. Clients receive reliable, code-compliant earthworks for diverse developments.
Questions
What areas do you serve?
We operate across London and the South East of England, focusing on commercial and residential construction projects.
Are you ISO accredited?
Yes, we hold ISO 45001:2018 for occupational health and safety and ISO 9001:2015 for quality management systems.
What types of projects have you worked on?
We have completed work on iconic developments including The Shard, Crossrail, Wembley Stadium, and the London 2012 Olympic Games Village.
Do you provide aftercare services?
Yes, our aftercare team handles defect resolution, emergency callouts, and maintenance for completed construction sites.
Are your staff certified?
All operatives hold CSCS cards, with additional certifications in First Aid, IPAF, PASMA, and confined space entry.
How long have you been in business?
We have 24 years of experience in building, civil engineering, and construction aftercare services.
