- Granite Construction, Inc.
(NYSE:GVA)
Diversified heavy civil and highway contractor and construction materials producer.
www.graniteconstruction.com
- Martin Marietta Materials
(NYSE:MLM)
Producer of aggregates for the construction industry, including magnesia-based products and fiber-reinforced polymer composite bridge decks.
www.martinmarietta.com
- Oldcastle
Fabricator of architectural glass, masonry and ornamental concrete products, aggregates, and precast enclosures. Also distributes roofing and siding materials.
www.oldcastle.com
- Aggregate Industries plc@
dir.yahoo.com/.../Materials/Aggregate_Industries_Plc
- Hanson PLC
International building materials company supplying aggregates, ready-mixed concrete, clay bricks, and concrete pipes.
www.hansonplc.com
- Central Pre-Mix Development Corporation
Holding company whose subsidiary operating companies supply concrete and asphalt to the Northwest.
www.centralpremix.com
- Hydraulic Press Brick Company
Manufacturers of Haydite expanded shale, lightweight aggregates for structural concrete and masonry applications, horticultural and bonsai soil amendments, and landscaping ground covers.
www.hpbhaydite.com
- Upper Canada Stone
Supplier of specialty aggregates, sands, and mineral fillers to architectural and industrial customers.
www.uppercanadastone.com
- Derbyshire Aggregates Ltd.
Supplies aggregates and industrial minerals for landscaping, decorative surface dressing, pebble dashing, and flooring.
www.derbyshireaggregates.com
- R. W. Sidley Inc.@
dir.yahoo.com/.../Ready_mix/R__W__Sidley_Inc_
- New Ulm Quartzite Quarries
Producer of crushed aggregates for concrete, bituminous, road base, railroad ballast, and industrial grits.
www.nuqq.com
- American Materials Corporation
Producers of Red Flint sand, gravel, filter media, aggregates, and concrete.
www.americanmaterials.com
- Meridian Aggregates Company
Provides crushed stone aggregate products for concrete, ashphalt and ballast.
www.meridianagg.com
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