Upstream Information
Summary
Upstream is a private company that has been in the industry for 25 years. The company currently specializes in the Computer Software, Analytics, Digital Marketing & Publishing areas. The position of the CEO is occupied by Dimitris Maniatis. Its headquarters is located at London, England, GB. The number of employees ranges from 250 to 500. The annual revenue of Upstream varies between 25M and 100M. Total funding of the company - $41.8M. To connect with Upstream employee register on SignalHire.
Organization Website | upstreamsystems.com |
Social Links |    |
Phone Number | +302106618509 |
Industries | |
Headquarters Location | Berkeley Square, London, , W1J 6BD GB |
Employees Size | 200-500 employees |
Specialties | Digital Subscriptions, Operator Billing, Emerging Markets, Internet Access, Cybersecurity, Digital Services, Ad Fraud Protection, Mobile Commerce, Digital Acquisition, Mobile Marketing, Carrier Billing Protection |
SIC Code | 7371 |
Founded | 2001 |
Estimated Annual Revenue | $25M - 100M |
Operating Status | Independent Company |
Competitors
Employees Turnover 4 quarter 2025
Number of employees switched from or switched to
Length of Employment
Employee tenure at Upstream shows a diverse range of experience levels:
11% for 1–2 years18% for 3–4 years17% for 5–7 years18% for 8–10 years35% have over 11 years of service at UpstreamEx-employees positions
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