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Mill House Renovation

Cwm-Y-Felin, Penbryn, Ceredigion – Renovation/Refurbishment
Client – Mr & Mrs Moore.
Duration of work – 8 months.
Status – Main contractor
Project still in progress

Renovation/Refurbishment construction of extensions. Jamson’s ability to deliver a heritage building project was showcased in this historic Mill-House refurbishment. Two extensions were designed to create a larger living space whilst the utmost care was taken to be sympathetic to the existing wood and stonework.

  •  Site clearance
  •  Strip out.
  • Installation of floating glass box extension reaching out over a waterfall.
  • Replacement of all floors.
  •  Installation of bespoke floating staircase.
  •  Extension to the north of the building finished with floor-to-ceiling wraparound glazing and stonework.
  •  All plumbing works, including the installation of a new waste system.
  •  Installation of oil fire central heating system.
  •  Internal doors replaced.
  •  Complete electrical re-wiring including installation of a fire detection system.
  •  Installation of timber windows and doors to external elevation.
  •  Restoration of the waterwheel.
  •  Pointing of the external stonework.
  •  Installation of cantilevered walkway area.
  •  Excavation and formation of retaining walls to form a terraced area in garden.
  •  Installation of new patio.
  •  Installation of new access steps.
  •  Creation of parking area.
  •  Construction of base to receive Shepard’s hut.
  •  Installation of Shepherd’s hut.
  •  Creation of access path to stream.
  •  Installation of sewage treatment package plant.

Llanborth Farmhouse

Llanborth Farmhouse

Client: National Trust Wales
Duration of work:  7 months
Status: Main contractor
Overview: Refurbishment of Historic cottage

The farmhouse at Llanborth, built around 1860 upon the former site of a medieval mansion, is now a National Trust-tenanted farm. Jamson Estates Ltd were entrusted with the complete renovation/refurbishment and adaptation of the existing stone Farmhouse into two self-contained holiday rental units, transforming the cottage into a charming retreat for holidaymakers.


  • Ceiling replacements, floor repairs – concrete and timber.
  • Installation of internal staircases.
  • All plumbing works, including the installation of a new waste system.
  • Re-wiring of both units including installation of fire detection system and separate air source heating systems.
  • Lime plastering.
  • Installation of Modern Bathrooms and Kitchens.
  • Internal doors replaced or repaired.
  • Secondary glazing installed.


  • Replacement/refurbishment of existing doors – sympathetic to the history of the cottage.
  • Pointing of the external stonework, chimney re-lined and wood burners installed.
  • External decoration, replace guttering with cast iron guttering.
  • Paving and fencing works completed externally along with the re-build of stone steps.
  • Creation of Touring Caravan pitches including access road and utilities to
    service pitches.

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Swimming Pool

Swimming Pool – Private build
Client: Private
Status: Main contractor
Overview: Construction of Pool House including Gym Area and Plant Room

Jamsons’ expertise were utilised in the construction of this purpose-built elegant pool and gym, superbly finished to the highest spec.


  • Clearing of existing site and preparation to receive new building.
  • Installation of footings, substructure blockwork, and floor slab.
  • Timber frame construction superstructure blockwork, timber cladding, windows and doors aluminium, roof trusses and roof covering.
  • Construction of the swimming pool alongside specialist contractor, tiling work, mechanical and electrical.
  • Installation of the bathroom.
  • Installation of safety flooring and decoration works.

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Castell Y Wylan

Castell Y Wylan – Private House Build
Status – Main contractor
Overview – New Build

This project was a new build in Ceredigion. The spacious three-bedroom detached house was constructed for a young family who are local to the area in Aberporth. It was a pleasure to deliver a modern high-spec living space that will meet the family’s needs.

  •  Site Clearance – reduction of ground levels.
  • Connection of foul/surface water pipe works.
  • Installation of utilities – Welsh Water & Western Power.
  • Excavation and installation of strip footings
  • Substructure construction – to slab level.
  • Installation of structural steel – goal post system.
  • Installation of the floor slab.
  • Supply and delivery of timber frame – undertaken by in-house operatives.
  • All external block work.
  • Rendering – K-rend finish to all external elements.
  • Trussed roof with synthetic slate tiles.
  •  Installation of UPVC windows and doors.
  •  Mechanical installation of Air source heating system
  •  Full electrical installation of solar PV system.
  •  Installation of lantern window
  •  Plasterboard and skim internally.
  •  Installation of new kitchen and bathrooms.
  •  Tiling throughout the property.
  • Carpet and Oak flooring.
  •  Garden room /office and gym construction
  •  Fibre cement cladding.
  •  Fibreglass roof.
  •  Artificial grass.
  •  Tarmac.

View our full range of services here.

Penlon Wern Renovation

Penlon Wern
Client: Private
Status: Main contractor
Overview: Renovations to 1800s property.

Complete renovation of this 1800s property that had previously been revamped in the 1970s.


  • Structural alterations internally to create an open-plan kitchen/dining room.
  • New flooring throughout.
  • Installation of kitchen and bathrooms.
  • Complete rewiring of property.
  • Oil heating system installation.
  • Thermal upgrade.
  • New windows and doors


  • Landscaping.
  • Construction of patio area.
  • Construction of front porch.
  • Construction of access steps.

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Clifftop Haven – private house build

Clifftop Haven – Private build
Status – Main contractor
Overview –  Construction of new build

This beautiful, spacious, and modern new private house build is purpose-built in one of the best local locations offering a superb view of Cardigan Bay including the unique freshwater waterfall at Tresaith. Traditionally constructed, the house offers everything necessary for a family to thrive.

  • Excavation and clearance of the site.
  • Installation of pipe works for foul and surface water including sewer connections.
  • Foundations and substructure clockwork.
  • Superstructure clockwork.
  • Slab & screed.
  • Roof trusses & Coverings.
  • Slab & screed.
  • Insulation, plasterboards & skimming.
  • Installation of plumbing and heating systems including Solar system.
  • All electrical works including Solar PV system.
  • Installation of bathrooms & kitchen fittings.
  • Flooring – tile, wooden and carpeted.
  • Internal decoration
  •  Tarmac, patio slab, installation of glass and galvanised railings.
  • Construction of retaining walls.
  • Landscaping.

This property is now a stunning holiday home.

View our full list of services here.

Glaneirw Mansion Refurbishment

Glaneirw Mansion and Estate – Refurbishment
Client – Mr & Mrs Foster
Duration of work – 16 months
Status – Main contractor
Overview – Refurbishment of historic mansion & estate

Glaneirw Mansion resides on the former site of Eirw Castle, nestled in its 50-acre estate comprising of impressive walled gardens, mature orchards and outbuildings. Jamson Estates Ltd were enlisted to sympathetically restore the mansion and estate to its former glory.

  • Complete strip out of the main house, including hacking off all walls and taking everything back to bare stone.
  • Specialist damp treatment works.
  • Installation of new floor joists and floors.
  • Installation of limecrete floor and slate slabs to the ground floor.
  • Lime rendering and lime pointing works.
  • New timber windows and doors, including bespoke arched doorway.
  • Installation of bathrooms and bespoke kitchen.
  • Overhauling of grand staircase and chimneys.
  • Installation of timber panelling, insulation and all decoration works.
  • Mechanical and electrical installation.
  • Installation of treatment/plant and plant room.
  • Installation of new foul drainage system.
  • Refurbishment of the rear courtyard and its adjoining walls.
  • Refurbishment of the courtyard including the installation of a new surface water drainage system.
  • Installation of new brick paviours.
  • Clearing of existing walled gardens and overhauling of stone walls to its perimeter, including re-building and repointing as required.
  • Refurbishment of out-buildings, including converting 2 units into holiday lets.
    Works consisted of stripping out of the existing barn structure. Re-roofing, installation of the new slab, framing out and insulating all internal walls, new timber windows and doors, mechanical and electrical installation, plastering and skimming works, first and second fix carpentry, decoration works, installation of bathrooms, installation of kitchens and furnishing of properties.
  • Supply and erection of steel portal frame cattle shed and all associated works to slab and immediate vicinity, including the construction of a concrete road leading to new steel portal shed.

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Cardigan Market Hall

Cardigan Market Hall – Refurbishment
Client – Cardigan Preservation Trust.
Status – Main contractor
Overview – Comprehensive refurbishment of grade 2 listed building

Cardigan Market Hall first opened its doors in 1860 and has been continuously used as a market since its opening. It was the first civic building in Britain to be made in the ‘modern Gothic’ style. Its features include blue Ordovician slate from the quarries at nearby Cilgerran.

Phase 1

  • Demolition of the existing toilet block.
  • Construction of access tower block, including lift, with curtain walling frontage.
  • Access stairs.

Phase 2

  • Strip ground and first floor.
  • Removal of internal slate slabs.
  • Installation of underfloor heating and reinstallation of the historic slate slab.
  • Restoration of windows and doors. New timber doors as required.
  • Repairs to lime render as required.
  • Construction of new blockwork as required.
  • Electrical and heating installation – solar PV
  • New roof – Welsh Slate.
  • Installation of new lantern windows to the entire roof.
  • Upgrade of foul and surface water pipework.
  • Damp-proofing works as required.

Maes Yr Haf

Maes yr Haf – Conversion
Client – Ceredigion County Council
Duration of work –  7 months
Status – Main Contractor
Overview – Conversion of Airey house into a traditional build

Maes Yr Haf is a prime example of an Airey house, a type of prefabricated house built in Great Britain following the Second World War designed to have a limited lifespan of which this example had exceeded. Jamson took on the task of this house conversion, transforming this dated building into a traditionally built and modern house.

  • Demolition of internal and external walls and chimney stack including the removal of external surfaces while deploying temporary works to support roof.
  • Underpinning of all footings to widen existing floor slab.
  • Construction of brick/block cavity wall.
  • Insulate, plasterboard and skim internally.
  • Rewire of house.
  • Internal decoration.
  • First and second fix carpentry.
  • Tiling.
  • Bathroom & kitchen fittings.
  • Renew drainage.
  • Extend gable roof line.
  • Installation of UPVC windows and doors, fascias, and soffits.
  • Lay driveway and concrete pathways.
  • Landscaping and fencing.