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UPSTREAM competitors & alternatives
The 12 closest competitors and alternatives to UPSTREAM among telekom companies — ranked by similarity to what UPSTREAM actually does, not by market-cap band.
Subscribe to see UPSTREAM’s full profile → the full roster, investors in every round, weekly hiring history and every corporate event
About UPSTREAM
Upstream Systems is a mobile technology company headquartered in London, United Kingdom, that drives digital acquisitions, sales, and marketing across mobile channels.
UPSTREAM at a glance
UPSTREAM is a telekom company headquartered in United Kingdom, founded in 1983. Its most recent funding round raised $3M in August 2026. Xcout tracks 9 named people at UPSTREAM, including Dimitris Maniatis (Chief Executive Officer). Xcout recorded 7 job postings from UPSTREAM in the last 90 days.
UPSTREAM leadership
- Dimitris ManiatisChief Executive Officer
- George SerfiotisChief Financial Officer
- Natalia MilaChief Technology Officer
- Simon YomtovChief Global Sales
- Salim KhouryExecutive Chairman
- Louis Lecatco-founder and CEO
3 more named people on record for UPSTREAM, with roles, board committees and tenure — see the full roster →
UPSTREAM funding rounds
Every round on record:
| Date | Round | Amount | Investors |
|---|---|---|---|
| — | $3M | 7 named |
Who invested in each round, lead investors, valuations and the co-investor graph — open the full funding history →
Hiring at UPSTREAM
Xcout recorded 7 job postings from UPSTREAM in the last 90 days, from a hiring record Xcout has kept since June 2026.
The weekly hiring trend, the roles and locations behind it — see UPSTREAM's hiring signals →
Recent UPSTREAM news
Top 12 UPSTREAM competitors
Ranked by semantic similarity — how close each company is to UPSTREAM by what it does, using Xcout's live company graph. Click any company for its full profile, or its competitor set.
DevTools
Global App Testing helps enterprise teams across media, fintech, and travel uncover hidden user adoption barriers and refine their digital user experiences. The company is headquartered in London, United Kingdom.
Ad tech
Bedrock Platform is a privately held company headquartered in London, United Kingdom. It provides premium programmatic advertising formats and independent audience controls for digital media.
Ecosystem
GSMA Mobile for Development operates at the intersection of the mobile ecosystem and the development sector to stimulate digital inclusion and social impact. Headquartered in London, England, the organization includes initiatives such as the GSMA Foundation and innovation funds.
DeFi
Superfluid Finance Ltd is a software development and financial technology company headquartered in London, England, building protocols for real-time money streaming onchain.
DeepTech
IDlayr provides mobile identity solutions and technology live across more than 20 global markets. The company is headquartered in London, United Kingdom.
Sports Technology
Deltatre is the world's leading sports and entertainment technology provider, headquartered in London, United Kingdom, with additional hubs in New York, United States. The company specializes in building streaming and digital software.
Ad Tech
Refinery89 is an ad technology company that provides web and app monetization solutions, programmatic demand access, and revenue optimization services for digital publishers.
EduTech
MentalUP is an educational technology company headquartered in London, United Kingdom, that develops gamified mental exercise platforms supporting millions of families worldwide.
Defence
Disruptive Industries is a multi-use technology company that uncovers often overlooked aspects of the world. Operating as a technology and information internet business, it has a team size of 11 to 50 employees and is headquartered in London.
Specialty Business Services
Tap Global Group is a British financial technology company headquartered in London. It provides cryptocurrency trading and digital banking services through its mobile app.
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Funding, investors, tech stack, hiring signals, leadership and corporate events — for UPSTREAMand every competitor above — in one live dashboard.
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