About Who we are and what we do

SPEECH DESIGN GmbH is a Germany-based provider of innovative VAS solutions to major international telcos. With over 30 years of communications industry experience and “proven next-generation technology” in its 7th product cycle, we are a reliable partner to some of the world´s largest operators.

Our newest offerings, THOR X™ and THOR Cloud™, embed market-leading solutions from our strategic partners, Openmind Networks (non-voice messaging) and Nuance Communications (Voice-2-Text), thus creating the most versatile VAS platform in the industry.

THOR X™ and THOR Cloud™ are powerful tools enabling innovative Carriers to achieve their strategic goals: VAS consolidation, fixed-mobile convergence, virtualization, shorter time-to-market and reduced TCO.

Jan Martens
co-Managing Director

Over 20 years of communications industry experience, responsible for Speech Design´s Global Sales, Marketing and Project Management activities

Kasimir Arciszewski
co-Managing Director

30 years of communications industry experience, co-founder of Speech Design, responsible for Corporate Development, Treasury Functions and Investor Relations

Robert Martens
Chief Innovation Officer

Over 20 years of communications industry experience, main architect of the THOR™ platform and acclaimed technical visionary

Jan Hedfeldt
Head of Engineering

15 years of communications industry experience, manages Speech Design´s R&D and QA teams

Karl-Heinz Placzek
Chief Financial Officer

30 years of experience in finance and administration management in a wide range of industries, responsible for Speech Design´s Finance and Administration functions