| Applied Test Systems, Inc.: Manufacturer of precise, affordable equipment for materials testing and process heating. |
| ELE International Ltd: Manufacturers of equipment for concrete, soil, geotechnical, asphalt and environmental testing and monitoring. Technical services for installation and training. |
| Geomedia Research & Development: Design and develop an instrument used in non-destructive testing of pavements, bases and subgrades in highway construction and maintenance. Includes specifications in pdf format. |
| GeoSales: Supply the civil engineering and environmental engineering industries with soil testing equipment, field testing equipment and associated geotechnical supplies. New Zealand. |
| Heungjin Testing Machine Co Ltd: Specialist manufacturer for asphalt testing machines. |
| Interlaken Technology: Manufacturer of precision testing machines for use in the asphalt, soil, metal, formability, hydroforming, and lubrication markets. |
| Lab Quip: Supplier of laboratory testing equipment for aggregates, asphalt, concrete and soils. |
| Mastrad: Supplier of asphaltic paving materials testing machines. |
| Pavement Technology, Inc.: Asphalt testing and sampling equipment for the hot mix asphalt and aggregate industries. |
| Troxler Electronic Laboratories, Inc.: Develop, manufacture and supply of quality control and measurement equipment for the asphalt and concrete construction testing laboratory. |
| Walter and Bai AG Testing Machines: Testing machines, instruments and equipment for cement, concrete, soil, and asphalt testing. |
| Ye Chance: Manufacturers of equipment for concrete, soil, and asphalt testing. |
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