Teppo Erik Tammisto

Comptel Oyj engages in the provision of telecom software and services in convergent mediation and charging, predictive analytics and service fulfillment. The company was founded in 1986 and is headquartered in Helsinki, Finland.

Accenture Oy operates as a professional services company, with capabilities in strategy, consulting, digital, technology and operations. The firm develops and implements technology solutions to improve their clients’ productivity and efficiency. The company was founded in 1989 and is headquartered in Helsinki, Finland.

Techila Technologies Oy creates computing service and execution environment. It operates as a commercial middleware and management solution for distributed computing. The firm's system integrates directly to the computational tools without the need to redesign the applications and codes. The company was founded by Rainer Petteri Wehkamp and Teppo Erik Tammisto in 2006 and is headquartered in Tampere, Finland.