Upstream
- Entered for: The ELITE Award for Growth Strategy of the Year
- Location: Greece
- Website: www.upstreamsystems.com
- Nature of Business: Mobile Commerce
- Sector: Technology
- Number of Employees: 336
- Chief Executive: Guy Krief
- Managing Director: N/A
- Press/PR: Stavros Cosmetatos
+ 44 (0)20 7234 3535