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Business Details
35 Years
experience
Expert Construction Services in Falmouth
Marnick Builders have been delivering high-quality construction services since March 1991. Our master craftsmen prioritise client relationships and customer care, undertaking projects ranging from small repairs to large-scale new builds. With over 80 years of combined industry experience, we maintain a reputation for professionalism, using quality materials and completing work on time and within budget. Our portfolio includes residential, commercial, heritage, and educational projects, such as the rebuilding of Pennance House and refurbishments at Rosilian.

We are accredited members of the Federation of Master Builders (FMB) and NHBC, with SMAS certification. Our in-house joinery team supports bespoke woodwork, while our expertise extends to planning advice and specialist materials. We offer free estimates and pride ourselves on seamless collaboration with clients and contractors. Our values, established in 1991, remain central to our approach, ensuring client satisfaction across Cornwall and surrounding areas.
Services
Residential Builds Heritage Restoration Commercial Projects Joinery Services General Maintenance Surveys & Planning Specialist Materials Education & Leisure
Details
  • Year established: 1991
Highlights and features
  • We have over 30 years of experience in residential and commercial construction.
  • Our team includes skilled craftsmen with expertise in heritage restoration.
  • We offer free estimates for all projects, large or small.
  • We maintain excellent client relationships through transparent communication.
  • We are accredited by the Federation of Master Builders and NHBC.
Associations and certifications
  • Federation of Master Builders (FMB)
  • NHBC
  • SMAS
What people say
Outstanding Smooth and efficient High quality work Excellent overall Knowledgeable and spot-on
Services
Residential Builds
We specialise in residential projects, from small extensions to modern clifftop homes. Our team guides clients through design, planning, and construction, ensuring high-quality finishes tailored to individual needs. With decades of experience, we deliver on-time, budget-conscious results.
Heritage Restoration
Our craftsmen restore Grade I, II, and II* listed buildings using traditional methods and materials. We collaborate with in-house joiners to repair bespoke woodwork, maintaining historical integrity while meeting modern standards. Projects include Pennance House and Rosilian refurbishments.
Commercial Projects
We manage large-scale commercial developments, ensuring minimal disruption and timely delivery. Clients include the National Maritime Museum Cornwall and West Country Fruit Sales Ltd. Our focus is on quality finishes and adherence to budgetary targets.
Joinery Services
Marnick Joinery provides bespoke carpentry, including flooring, structural additions, and traditional woodwork repairs. Our in-house team ensures precision and quality, supporting both residential and commercial projects with tailored solutions.
General Maintenance
We offer maintenance services from hourly rates to fixed-price contracts. Our qualified team handles repairs, renovations, and upkeep for properties of all sizes, ensuring durability and client satisfaction across Cornwall.
Questions
What services does Marnick Builders offer?
We provide residential and commercial construction, heritage restoration, joinery, surveys, and general maintenance. Projects range from small repairs to new builds.
Which areas do you serve?
We operate primarily in Cornwall, including Falmouth, Newquay, St Agnes, and Mylor Bridge, with projects across the South West.
Are you accredited?
Yes, we are members of the Federation of Master Builders (FMB) and NHBC, with SMAS certification for safety and quality standards.
Do you offer free estimates?
Yes, we provide free estimates for all projects, ensuring transparency and competitive pricing for our clients.
Can you handle heritage projects?
Yes, our team specialises in restoring Grade I, II, and II* listed buildings using traditional methods and materials.
Reviews (3)
Michelle Hart
Nov 25, 2020 Report
Ours was not a simple kitchen renovation. The back of the old cottage was knocked down and Marnick transformed a tiny, dark, cold, damp space into a light, open, modern kitchen and cloakroom. Everyone was pleasant, cheerful and professional. We highly recommend Marnick Builders.
Chris & Caroline - Mylor Bridge
Samantha Voss
Nov 24, 2020 Report
Marnick Builders worked on my house from February to July ( minus lockdown of course). During that time they reconfigured my kitchen and made an aperture for a range cooker. Plaster boarded and skimmed all the walls and ceilings in most rooms and dry lined them. Fitted a sun tunnel. Made a utility and cloakroom. I now love my house. At the announcement of lockdown they came and made everything safe, sockets put back in place, windows made secure etc. The lads were punctual, polite and professional. Well done Marnick
Mark Fernihough
Jun 27, 2017 Report
We are using Marnick Builders as our main contractor for a new build development. Can't recommend them highly enough. Everything from the tender process all the way through to build communication has been smooth and efficient from start to finish.