Tomi Pentti Heiskanen

Optatech Oy develops and commercializes chemical and polymer products. The firm's polymer technologies are based on proprietary polymerization and post-modification (solid state grafting, reactive extrusion, compounding, and blending/compatibilization) techniques. Optatech was founded in 1995 by Tomi Heiskanen and Christer Bergström and is headquartered in Espoo, Finland.

Xemet Oy provides computing services and software for life sciences. It specializes in mathematical modeling and simulation of biological systems and phenomena, such as human and animal physiology, absorption, and permeation across biological barriers, hormonal systems, neuron receptor dynamics, and cell cultures. The company serves pharmaceutical, biomedicine, personal care, dermatology, cosmetics, and chemical companies. Xemet was founded on September 11, 1997 and is headquartered in Lohja, Finland.