Needham Chalks (HAM) Ltd Chalk Hill Barton Mills Bury St Edmunds Suffolk IP28 6BF

Hanson Aggregates off Walton Lane Barton-under-Needwood Staffordshire DE13 8EJ

Breedon Barton Quarry Industrial Estate Barton North Yorkshire DL10 6LF

Aggregate Industries Lichfield Road Barton-under-Needwood Burton on Trent Staffordshire DE13 8EG

I A & C Maciver Ltd Glebe Land Farm Upper Barvas Isle of Lewis HS2 9EX

Breedon Southern Swinbourne Road Basildon Essex SS13 1EZ

CEMEX UK Gresley Road Basingstoke Hampshire RG24 8NR

MQP Ltd Baston Fen Market Deeping Peterborough Cambridgeshire PE6 9QA

CEMEX UK Baston Peterborough Cambridgeshire PE6 9PT

Hanson Aggregates Outgang Road Langtoft Peterborough Cambridgeshire PE6 9QA

Scrooby Top Quarry Scrooby Top Nr Doncaster South Yorkshire DN10 6AY

Arclid Quarry Congleton Road Sandbach Cheshire CW11 4SN

CEMEX UK Nine Elms Goods Yard Cringle Street Battersea Greater London SW8 5BX

London Concrete Ltd (Aggregate Industries) 100 Silverthorne Road Battersea London SW8 3EG

Singleton Birch Ltd Warrens Hill Cheddar BS27 3LR

Hanson Aggregates Warrens Hill Cheddar Somerset BS27 3LR

Tarmac Sharpstone Lane Bayston Hill Shrewsbury Shropshire SY3 0AW

Hanson Aggregates Springfield Farm Quarry Broad Lane Holtspur Beaconsfield HP9 1XD

Torrington Stone Ltd Torrington Devon EX38 8JF

Border Stone Quarries Bywell Stocksfield Northumberland

Breedon Balblair Beauly Highland IV4 7BG

Frank Lyons Plant Services Greenham Triangle Bedfont Road Feltham TW14 8EE

CEMEX UK Manor House Manor Road Kempston Hardwick Bedfordshire MK43 9NT

Tarmac Ltd Harts Farm Way Havant PO9 1JN

Breedon Northern Barrington Road Bedlington Tyne & Wear NE22 7AL

CEMEX UK Barrington Road Sleekburn Bedlington Northumberland NE22 7AL

Aggregate Industries Brock Lane West Sleekburn Bedlington Northumberland NE22 7BY

Waterbank Farm Westerfield Road Carmunnock South Lanarkshire G76 9HS

321 Aikenhead Road Glasgow G42 0QJ

Hillhouse Quarry Group Ltd Mains Road Beith North Ayrshire KA15 2HR

Andrew Cook Group Nr Pittenweem Fife KY9 1JS

Patersons of Greenoakhill Ltd Takmadoon Road Kilsyth G65 0RS

Grange Mill Quarry Wirksworth Derbyshire DE4 4HU

Breedon Benderloch Argyll PA37 1SA

Sibelco UK Wallhill Lane Congleton Cheshire CW12 4HW

Thompsons of Prudhoe Ltd Wesley Way Benton Square Industrial Estate Newcastle-upon-Tyne NE12 9TA