DDL Inc.
- http://www.testedandproven.com
- Engineering services include package testing and validation, material and product testing, hazmat certification and consulting. Offers pricing and terms.
Graftel, Inc.
- http://www.calibrationlabs.com/
- Engineering firm providing support, instrumentation and calibration services. Includes technical information, services and contacts.
NANMAC Corporation
- http://www.nanmac.com/
- In the field of temperature measurement and control in both industrial and research applications; includes technical articles, ordering information, and list of products and services.