Mattr Corp. operates as a materials technology company that serves the transportation, communication, water management, and energy and electrification markets in Canada, the United States, Latin America, Europe, the Middle East, Africa, and the Asia Pacific. It operates in two segments: Composite Technologies and Connection Technologies. The Composite Technologies segment manufactures flexible composite pipes used for oil and gas gathering lines and other applications under the Flexpipe brand; and fiberglass reinforced plastic fuel and water underground storage tanks, as well as HydroChain stormwater management products, including infiltration chambers for the retail fuel, water, stormwater and wastewater, and oil and gas markets under the Xerxes brand. The Connection Technologies segment manufactures heat-shrinkable products, including thin, medium, and heavy-walled tubing; sleeves and molded products, as well as heat-shrink accessories and equipment; and low-voltage wires, cables, connectors, and harness solutions for control, instrumentation, thermocouple, power, and industrial automation applications. The company was formerly known as Shawcor Ltd. and changed its name to Mattr Corp. in January 2024. Mattr Corp. was incorporated in 1968 and is headquartered in Toronto, Canada.