Stephen Bernard Streater (born 1965) is a British technology entrepreneur.
Streater was born in Boston Lying-In Hospital, Massachusetts, United States. He achieved a degree in mathematics from Trinity College, Cambridge and then began a PhD on artificial pattern recognition in the physics department at King's College London.
In 1990, he co-founded Eidos, a company specialising in video compression and non-linear editing systems, particularly for computers running the RISC OS operating system.
He later sold and left Eidos, which had moved into the computer games market, and founded Forbidden Technologies plc, whose main product is FORscene. He is currently the company's CEO.
Streater is married to Victoria Jane (née Fantl) and has three daughters (Sophie, Juliette and Emily). He has a sister (Catherine) and a brother (Alexander). His hobbies include playing classical chamber and orchestral music,Go, new technology, and making videos. Streater's father, Ray Streater, is a professor of mathematics at King's College London.
On 21 July 2011, Streater was honoured by the University of Bedfordshire with a Doctor of Science degree in recognition of "outstanding contribution to the development of computer technologies."