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Business Details
35 Years
experience
Emergency
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Trusted Groundworks & Civil Engineering Services in Essex
Mason C S was established in April 1991 by Colin and Jean Mason, evolving from small domestic projects to a reputable civil engineering firm. With over 25 years of industry experience, we specialise in groundworks, drainage, sewer connections, and surfacing for both domestic and commercial clients across Essex. Our New Road and Street Works accreditation enables public highway works, and we are approved contractors for Essex County Council and Colchester Borough Council. The business transitioned to a limited company in 2001, with sons Joe and Jack Mason now leading operations.

Our approach combines technical expertise with tailored solutions, serving projects from single-unit developments to large-scale housing schemes. We prioritise workforce satisfaction and skill development, ensuring high standards in safety and service delivery. Our client-focused methodology has driven significant growth over the past decade, supported by long-standing partnerships with developers, local authorities, and consultants.
Services
Groundworks Drainage Sewer Connections Infrastructure Surfacing
Details
  • Year established: 1991
Highlights and features
  • 25+ years' experience in civil engineering and groundworks
  • Family-run business with generational expertise
  • New Road and Street Works certified contractors
  • Tailored solutions for domestic and commercial projects
  • Approved by major local authorities in Essex
Associations and certifications
  • New Road and Street Works
  • Essex County Council
  • Colchester Borough Council
What people say
Friendly and helpful Professional and knowledgeable Highly recommended Completed on time Excellent finish
Services
Groundworks
We provide comprehensive groundwork solutions for domestic and commercial projects, including foundations, drainage systems, and highway infrastructure. Our team handles projects from small driveways to large-scale developments. With New Road and Street Works accreditation, we ensure compliance with public highway standards.
Drainage
Our drainage services cover agricultural and construction drainage systems, including sewer connections and soakaways. We design and install sustainable solutions to prevent flooding and property damage. Regular maintenance ensures long-term system effectiveness.
Sewer Connections
We specialise in connecting properties to public sewer networks using PVC, clay, or concrete piping. Our approved status with local authorities ensures regulatory compliance. We handle inspections, permits, and final approvals for seamless installations.
Infrastructure
Our infrastructure division manages roadways, footpaths, and adoptable sewers under Section 278 agreements. We coordinate with local authorities for highway alterations and sustainable drainage solutions. Projects include earthworks, remediation, and waste management.
Surfacing
We offer durable surfacing solutions using tarmac, asphalt, and resin-bound materials. Services include driveways, patios, and dropped kerbs meeting highway specifications. Comprehensive groundwork ensures proper drainage and long-lasting finishes.
Questions
What areas do you cover?
We operate throughout Essex and surrounding areas, including Colchester, Chelmsford, and Ipswich.
Are you approved for public highway works?
Yes, we're New Road and Street Works accredited and approved by Essex County Council and Colchester Borough Council.
Do you handle both domestic and commercial projects?
We provide services for both residential developments and large-scale commercial infrastructure projects.
How do I get a free quote?
Contact us via phone or our website enquiry form to receive a no-obligation quote from our experts.
What emergency services do you offer?
We provide urgent sewer repairs and drainage solutions for burst pipes, blocked drains, and collapsed systems.