About Upstream
Upstream is a company based in London (United Kingdom) founded in 2001 by Marco Veremis was acquired by Intersel in July 2025. It operates as a SaaS (Software-as-a-Service) and Professional Services. Upstream has raised $41.79 million across 4 funding rounds from investors including Alpha Bank, National Bank of Greece and Actis. Upstream offers products and services including Grow Platform, E-commerce Solutions, and Mobile Operator Solutions. Upstream operates in a competitive market with competitors including Localytics, Vibes, Pathmatics, Famous and Brandtone, among others.
- Headquarter London, United Kingdom
- Founders Marco Veremis
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Sectors
Technology
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Email
***********
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Phone
*********
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Website
*********
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Social
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- Legal Name Upstream Systems
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Annual Revenue
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Net Profit
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EBITDA
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Total Equity Funding
$41.79 M (USD)
in 4 rounds
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Latest Funding Round
$14.82 M (USD), Debt – Conventional
Dec 19, 2022
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Investors
Alpha Bank
& 5 more
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Employee Count
Employee Count
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Acquired by
Intersel
(Jul 11, 2025)
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Products & Services of Upstream
Upstream offers a comprehensive portfolio of products and services, including Grow Platform, E-commerce Solutions, and Mobile Operator Solutions.
Mobile marketing platform maximizing leads and sales effectively.
Solutions for e-commerce to boost sales and engagement.
Cross-channel journeys for operators to increase revenue.
People of Upstream
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Funding Insights of Upstream
Upstream has successfully raised a total of $41.79M across 4 strategic funding rounds. The most recent funding activity was a Debt – Conventional round of $14.82 million completed in December 2022. This substantial capital infusion reflects strong investor confidence in the company's business model, growth potential, and market opportunities. The funding enables strategic expansion, product development, market penetration, and operational scaling to drive long-term value creation and competitive advantage.
- Total Funding Total Funding
- Total Rounds 4
- Last Round Debt – Conventional — $14.8M
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First Round
First Round
(01 May 2009)
- Investors Count 5
| Date | Amount | Transaction Name | Valuation | Lead Investors | Investors |
|---|---|---|---|---|---|
| Dec, 2022 | Amount | Debt – Conventional - Upstream | Valuation |
investors |
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| Feb, 2017 | Amount | Series B - Upstream | Valuation |
investors |
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| Apr, 2014 | Amount | Series B - Upstream | Valuation | Actis |
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Investors in Upstream
Upstream has secured backing from 6 investors, including institutional and venture fund investors. Prominent investors backing the company include Alpha Bank, National Bank of Greece and Actis.
| Investor | Description | Founded Year | Domain | Location |
|---|---|---|---|---|
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Finance and advisory services for infrastructure projects are provided.
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Sustainable infrastructure projects are invested in for essential services.
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Founded Year | Domain | Location | |
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Tech & offline focused early & growth stage VC firm investing in Europe, Asia & the US
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Founded Year | Domain | Location |
Investments & Acquisitions by Upstream
Financial Statements - Upstream
Upstream Comparisons
Competitors of Upstream
Upstream operates in a dynamic and competitive business environment, facing competition from various established players and emerging companies in the market. The competitive landscape includes prominent companies such as Localytics, Vibes, Pathmatics, Famous and Brandtone, among others.
| Company Name | Domain | Founded year | HQ Location | Description |
|---|---|---|---|---|
| domain | founded_year | HQ Location |
Mobile App User Analytics & Marketing
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| domain | founded_year | HQ Location |
Mobile marketing solutions are provided for business customer engagement.
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| domain | founded_year | HQ Location |
Digital advertising intelligence is supplied to global industry stakeholders.
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| domain | founded_year | HQ Location |
Mobile marketing solutions are provided for branded app creation.
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| domain | founded_year | HQ Location |
Mobile marketing platform for FMCG advertisers
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| domain | founded_year | HQ Location |
In-app marketing automation is delivered for mobile app optimization.
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Frequently Asked Questions about Upstream
Upstream was founded in 2001 and raised its 1st funding round 8 years after it was founded.
Upstream is headquartered in London, United Kingdom. It is registered at London, England, United Kingdom.
Upstream is a funded company, having raised a total of $41.79M across 4 funding rounds to date.
Upstream is established as a prominent provider of mobile marketing solutions, focusing on maximizing leads, sign-ups, and sales across various mobile channels. Services are offered to industries such as e-commerce and mobile operators, utilizing the proprietary Grow platform. Customer engagement and acquisition are enhanced through data-driven technology and predictive analytics. Global reach is achieved with a presence in multiple countries, supporting over 370 advertisers and connecting with 1.2 billion consumers monthly.
Upstream's top competitors include Vibes, Pathmatics and Localytics.
Upstream offers Grow Platform, E-commerce Solutions, and Mobile Operator Solutions.
Upstream has 6 investors. Key investors include Alpha Bank, National Bank of Greece, Actis, European Investment Bank, and TLcom Capital Partners.