PLANSEE Thermal Management Solutions is a leading manufacturer of controlled expansion, high thermal conductivity metal matrix composites, ceramics and packages/assemblies. PTMS is located in San Diego, California. The company is owned by the PLANSEE Group with headquarters in Reutte/Austria.

PTMS's in-house materials include copper-tungsten (CuW), molybdenum-copper (MoCu), laminates, and alumina. We offer these materials for heat sinks, heat spreaders, and electronics packages. We serve customers in industries such as opto-electronics, power electronics, aerospace and defense, telecommunication, microelectronics and others.

PTMS is a vertically integrated manufacturing company. We produce our own CuW, MoW and silver-kovar, and complement the materials with products such as Cu/MoCu/Cu laminates, and pure Mo or W from other PLANSEE companies. Pure Cu, Alloy 42, kovar and various aluminum composites (AlGr and AlSi) are procured from strategic external suppliers. We also produce our own proprietary high temperature, co-fired ceramics in black or white body on site. Our in-house plating and brazing capabilities allow us to offer comprehensive solutions for a large variety of thermal management applications. Our materials lab enables us to respond quickly to development and analytical needs. All our activities are supported by an experienced engineering staff.

This unique vertical integration simplifies the supply chain, offering our customers more flexibility and interaction in the design and manufacture of their products. PTMS takes great pride in the quality of our products and services. Our objective is to offer our customers a competitive total cost of ownership advantage that allows them to compete effectively in their markets.