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Business Details
Trusted Building Contractors in West Sussex
Established over 40 years ago, Mariners Builders is a family-run building contractor based in Selsey, West Sussex. We specialise in historical building renovations, listed buildings, and barn conversions, having worked on iconic local projects including Chichester Cathedral and Fishbourne Roman Villa. Our expertise extends to new builds, major refurbishments, and maintenance works for private and commercial clients. With an in-house joinery shop, we ensure quality timber selection and rapid response to project demands. Our small works division handles maintenance across West Sussex and neighbouring counties.

Trusted by local authorities, housing associations, and heritage organisations like The National Trust, we combine traditional craftsmanship with modern compliance standards. Our teams dedication to quality, from lime rendering to flint wall repair, ensures projects meet exacting specifications. We prioritise minimal disruption while delivering high-standard results, as evidenced by client testimonials praising our professionalism and value. With decades of experience, we remain committed to excellence in every construction challenge.
Services
Historical Building Renovations New Builds Maintenance Works Bespoke Joinery Listed Building Projects
Highlights and features
  • We have over 40 years of experience in construction and heritage projects.
  • Our team specialises in historical building renovations and listed properties.
  • In-house joinery shop ensures quality and timely project delivery.
  • Proven track record with local authorities and heritage organisations.
  • Positive client testimonials highlight our reliability and high standards.
What people say
High standards of workmanship Completed on time Minimum disruption Professional assessment Excellent results
Services
Historical Building Renovations
Specialising in historical renovations, we preserve architectural integrity while meeting modern standards. Our team handles listed buildings and heritage sites, using traditional techniques like lime rendering and flint wall repair. Clients benefit from our expertise in projects for The National Trust and English Heritage.
New Builds
We deliver bespoke new builds from concept to completion, collaborating with architects and local authorities. Our projects range from private residences to commercial developments, ensuring compliance with current regulations and client-specific requirements.
Maintenance Works
Our small works division provides ongoing maintenance for residential and commercial properties. Services include plumbing, carpentry, and emergency repairs, ensuring minimal disruption and long-term property care across West Sussex and Hampshire.
Bespoke Joinery
In-house joinery allows tailored timber solutions for windows, doors, and structural elements. We handpick materials to meet project needs, reducing lead times and ensuring quality craftsmanship for both traditional and modern designs.
Listed Building Projects
We manage sensitive renovations on listed buildings, balancing preservation with functional upgrades. Our experience with Chichester Cathedral and Fishbourne Roman Villa demonstrates our ability to meet strict heritage guidelines and client expectations.
People
Simon Mariner
Director
Simon leads Mariners Builders with over 40 years of construction expertise. He oversees project delivery, ensuring adherence to quality standards and client satisfaction. His leadership drives the companys commitment to heritage and innovation.
Chris
Office Manager/Accounts
Chris manages financial and administrative operations, ensuring smooth project coordination. With a focus on client communication, he supports the team in maintaining the companys reputation for reliability and professionalism.
Sue
Small Works Progressor
Sue coordinates maintenance and small-scale projects, ensuring timely execution and client satisfaction. Her role bridges client needs with on-site teams, reflecting Mariners Builders dedication to responsive service.
Questions
What types of building projects do you specialise in?
We specialise in historical renovations, listed buildings, new builds, and maintenance works for residential and commercial clients.
Do you work outside West Sussex?
Yes, we serve Hampshire and neighbouring counties, with experience in heritage projects across the UK.
Can you handle urgent repair work?
Our small works division addresses emergency repairs, ensuring prompt and reliable solutions for property maintenance.
Are your services competitively priced?
Clients consistently note our competitive pricing, with quotes often below industry averages while maintaining high standards.
How do you ensure quality in heritage projects?
We employ traditional techniques and materials, working closely with heritage bodies to preserve architectural integrity.