Convaid
Convaid specializes in lightweight, compact-folding pediatric, adult and geriatric wheelchairs. Convaid wheelchairs are built with unsurpassed quality and style. They are designed for an active lifestyle and built to last. Attractive designs avoid a medical look.
http://www.convaid.com/

Factory Automation and Robotic Systems
BRIC Engineered Systems, Advanced Robotic Systems for Manufacturing & Defense. Robotic Systems, leader in robotics. BRIC designs and manufactures complex electro-mechanical and advanced automated systems for military, government, and commercial clients
http://www.bric.ca

Elastizell Corp.
We manufacture cellular lightweight concrete and lightweight fills. Elastizell is America's Industrial leader in cellular concrete applications for: Insulating Concrete Roof Decks, Engineered Fill Geotechnical Applications, and Non-Structural Floor Fills
http://www.elastizell.com/

Advanced Lightweight Engineering
Specializes in design, development, and production of lightweight structures. Based in the Netherlands.
http://www.lightweight.nl/

MindMatics AG
MindMatics AG, Full Service Mobile Provider. Mobile Services in den Bereichen: Mobile Messaging and Payment, Mobile Applications, Mobile Content, Mobile Marketing.
http://www.mindmatics.de/

The Center for Secure and Dependable Software(University of Idaho)
Hummer is a distributed component for any Intrusion Detection System ; Magpie is a hierarchical network of lightweight, mobile, and adaptive tools designed to both investigate and guard against intrusions.
http://www.csds.uidaho.edu/

Gemini Traders
Manufacturers of mobile covers, mobile accessories and mobile cases for mobile and portable telephones.
http://www.geminitraders.com

LGI (Lightweight GUI Library)
A Lightweight, cross-platform GUI library and application framework. Currently 3 ports exist, Win32, Linux and BeOS. [Open source]
http://www.memecode.com/lgi.php

California Lightweight Pumice Inc.
Pumice - Suppliers of pumice, lightweight concrete, lightweight backfill, lightweight aggregate and pre-cast block products
http://www.clppumice.com/

Scarab: Lightweight Distributed Objects
A lightweight scheme for representing distributed objects providing both a compact binary protocol as well as XML-based serialization. Used as part of the Casbah project.
http://casbah.org/Scarab/ldo.html