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Transmode Systems

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Transmode provides optical networking solutions for the transport of data, voice and video traffic based on CWDM and DWDM technology

Stockholm, SwedenFounded 2000Telecom
Valuation $50–100M Last recorded · 2003
Revenue $100–500M Latest reported FY
Headcount <100 Current team size
Total funding $10–50M Disclosed equity funding
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About Transmode Systems

Transmode Systems, founded in 2000 and headquartered in Stockholm, Sweden, established itself as a significant provider of packet-optical networking solutions. The company was formed in March 2005 through the merger of two Stockholm-based private telecom companies, Transmode Systems and Lumentis, to meet the growing global demand for scalable and cost-effective optical networking. A key figure in the company's trajectory was Karl Thedéen, who served as CEO from 2007. His leadership was instrumental in navigating the company from a small enterprise through a successful Initial Public Offering (IPO) on the NASDAQ OMX Stockholm in May 2011, and ultimately to its acquisition.

The company specialized in developing and providing packet-optical transport solutions for fixed-line and mobile network operators, service providers, large enterprises, and public institutions. Its client base spanned over 45 countries, with more than 500 customers. Transmode's business was centered on the metro networks segment, addressing the critical need for increased capacity driven by the surge in video, cloud computing, and mobile data traffic. The business model revolved around the sale of its networking hardware and software, which enabled clients to expand the capacity, flexibility, and functionality of their metro and regional networks. The company’s products were foundational components for next-generation high-speed optical networks, supporting services like broadband and mobile data backhaul.

Transmode's core offerings were based on Wavelength Division Multiplexing (WDM) and packet transport technologies. Its product portfolio included the TM-Series of optical transport platforms, such as the TM-301 and TM-3000, which were known for being low-power, high-density solutions. These platforms featured transponders, muxponders, and ROADMs (Reconfigurable Optical Add-Drop Multiplexers). A notable aspect of their technology was the "Native Packet Optical 2.0" architecture, designed to provide cost-efficient Ethernet services, ultra-low latency, and reduced power consumption. The solutions allowed for the transport of data, voice, and video traffic by increasing the efficiency of optical fiber networks. In August 2015, U.S.-based Infinera acquired Transmode in a cash and stock deal valued at approximately $350 million. The acquisition was a strategic move for Infinera to expand its portfolio into the metro packet-optical market, complementing its existing strength in long-haul networking and creating an end-to-end provider to address a market estimated to be worth over $15 billion.

Source: Dealroom company data

At a glance

Founded
2000
Headquarters
Stockholm, Sweden
Sector
Telecom
Power Law
Thoroughbred$100M+ revenue

Investors

4 investors on the cap table

From Dealroom's funding and investor records, grouped by the round each investor first entered.

Series A2 investors entered at this stage

Series B and later2 investors entered at this stage

  • POD Holding
  • HarbourVest Partners
Team profiled 17 named & role-tagged
Founders Hidden — book a demo/100 quality score
Key operators 1 quality Hidden — book a demo/100
Potential founders Hidden — book a demo likely future founders
Startup mafia Hidden — book a demo alumni-founded startups
Talent movements Hidden — book a demo in · Hidden — book a demo out past 12 months

Source: Dealroom Talent Intelligence.

Global footprint

Workforce and web traffic by country
Workforce by country
2 countries with
team presence
🇸🇪 Sweden90.9%
🇺🇸 United States9.1%
2 countries shown
Web traffic by country
770 monthly visits
across markets
🇫🇮 Finland103.9%
Top 1 markets shown

Market sentiment

Posts on X, past 7 days

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