SI/Allegany is a division of SI TECHNOLOGIES. Four industry-leading product families are under one umbrella — Allegany Technology, Structural Instrumentation, Lodec, and Evergreen Weigh. Allegany Technology is the inventor of Electronic Lift Truck Scale Technology and revolutionized the Electronic Crane Scale. Structural Instrumentation is the world's first supplier of On-Board Truck Scales. Lodec developed Portable Axle Scales, tracing back to early work with NASA. Evergreen Weigh manufactures a variety of scales for various markets. The most recognized of these products are the front-end loader scale and scales for the aviation market.