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R O Williams & Sons Ltd

Cydnerth, Gellilydan, Blaenau Ffestiniog, LL41 4RB Directions

Tel 07789 713234
Tel 07899 891381

Why Choose Us?

Highest Standards
Reliable Service
We Are Specialists

Business overview

Family Run Business

R O Williams & Sons Ltd provides high-quality building and groundwork services throughout Blaenau Ffestiniog, Porthmadog and surrounding areas. If you're looking for expert, reliable and affordable build services throughout Blaenau Ffestiniog and Porthmadog, look no further than R O Williams & Sons Ltd.

Whether you're planning to make adjustments and refurbishments to an existing property or whether you have plans for a brand new build, our team are on hand to provide you with all the building services you're going to need.

R O Williams & Sons Ltd has an extensive range of roofing and roof construction services available throughout Blaenau Ffestiniog and Porthmadog.

Whether you're looking for an expert roofing service for an extension or new build or simply require maintenance and repairs to fix any broken tiles or slating, look no further than R O Williams & Sons Ltd.

Please call us today on 07899891381 or 07789713234.


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Products & Services

Asbestos Removal

Barn Conversions

Block Paving


Building Refurbishments

Building Renovations

Building Services Engineering

Car Ports

Cavity Walls

Ceiling Contractors

Chimney Lining


Commercial Builders


Concrete Driveways

Condensation Control

Conservatory Repairs

Construction Engineers

Damp Proofing

Domestic Maintenance and Repair Services


Dry Lining


Fascias and Soffits

Federation of Master Builders Member

Garage Conversions

Guttering Services

Home Improvements

House Builders

House Extensions

Imprinted Concrete

Listed Buildings

Gutter Repairs


Patio Laying

Paving and Driveways




Wall Rendering


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