Best Telecom Companies in Estonia
The 46 best Telecom companies in Estonia in 2026, ranked by funding and momentum. Funding, investors, founders, valuation, tech stack and live signals. Top: Modesat Communications.
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Our analysis of 100 Telecom companies
$83.4b in tracked funding; 91% of the stack-profiled cohort runs cloud-native; funding activity peaked in 2025.
Ranked: Best Telecom companies in Estonia
| # | Company | Disclosed funding | Revenue | Employees | Founded | Tech stack | Web popularity | Recent signals |
|---|---|---|---|---|---|---|---|---|
| 1 | Connecto Provider of construction and maintenance of electricity, telecommunications and gas networks | — | $114M FY2023 | 367 | 2001 | WordPressMySQLPHP+18 | Top 10M | — |
| 2 | Dexatel Provider of cloud based VoIP telephony services | — | $25M FY2022 | 3 | 2014 | Builder.ioApple iCloud MailGoogle Workspace+26 | Top 5M | 1 launch |
| 3 | Vertex Estonia Antennas for satellite communication | — | $8M FY2023 | 82 | 1981 | — | — | — |
| 4 | RebelRoam Internet for transportation industry | $35K | $6M FY2024 | 1 | 2015 | — | — | — |
| 5 | Optilix Provider of materials utilized in the production of optical fiber cables | — | $5M FY2023 | 3 | 2018 | — | — | — |
| 6 | Gridstock Gridstock – Gridstock | — | $5M FY2023 | 2 | — | — | — | — |
| 7 | Astrec Baltic Provider of inverters and converter and RFS wireless services | — | $2M FY2023 | 6 | 1998 | — | — | — |
| 8 | Voxloud Provider of business phone systems and VoIP phone systems | — | $2M FY2022 | 2 | 2014 | WordPressSentryMySQL+40 | Top 5M | — |
| 9 | Fiberup Provider of full-cycle services for designing, building, and maintaining electrical and communications… | — | $1M FY2023 | 15 | 2017 | — | — | — |
| 10 | IBEST Building a network infrastructure for your business - design and maintenance of network infastructure | — | $873K FY2023 | 1 | — | — | — | — |
| 11 | Spaceit Provider of cloud-based mission control system and ground station network access | $1M | $832K FY2024 | 7 | 2015 | WordPressMySQLPHP+16 | Top 50M | — |
| 12 | Cellnetbaltic | — | $707K FY2023 | 2 | — | — | — | — |
| 13 | Kaguelekter | — | $434K FY2023 | 5 | — | — | — | — |
| 14 | TALEXP Distributor of modern high-quality materials for optical fiber cable productions | — | $418K FY2023 | 2 | 2015 | — | — | — |
| 15 | Whale Telecom Provider of international premium rate numbers and SMS services | — | $402K FY2022 | 2 | 2019 | TurbopackNode.jsReact+9 | Top 50M | — |
| 16 | Itkaabeldus | — | $398K FY2023 | 7 | — | — | — | — |
| 17 | Elektrigrupp | — | $329K FY2023 | 5 | — | — | — | — |
| 18 | Lste | — | $287K FY2022 | 1 | — | Cart FunctionalityPrestaShopMySQL+13 | Top 50M | — |
| 19 | Alsir | — | $275K FY2023 | 2 | — | — | — | — |
| 20 | Swat Systems Nutikodu | Swat Systems OÜ | Estonia | — | $253K FY2022 | 5 | — | — | — | — |
Top 8 Telecom companies in Estonia
#1
Seed · Tartu, Tartu · founded 2015 · 7 employees$1.2Mraised▾
Provider of cloud-based mission control system and ground station network access. The company offers a one-stop solution for satellite operations, including a cloud-based mission control system. It provides pre-integrated access to a worldwide network of ground stations and professional satellite management. Supportive tools and services, remote command and control, automated operations, and data analytics are included. The company simplifies access to space with easy onboarding and a pay-as-you-go service model.
- Aug 2021Seed$1.2M
- May 2018Grant (prize money)$58K
- Dec 2017Grant (prize money)$59.5K
- Jan 2017Grant (prize money)$53.1K
#2
Funding Raised · Tallinn, Harju County · founded 2010$41.7Kraised▾
Subscription-based satellite TV service provider
- Jan 2023Grant (prize money)$41.7K
#3
Acquired · Tallinn, Harju County · founded 2005 · 15 employees$3.2Mraised▾
Modesat Communications is a provider of high performance wireless backhaul solutions for microwave radio, satellite and WiFi. Its products include modems and orbital satellite postioning systems. Modesat patented solutions claim to provide highly optimized algorithmic implementations designed at FPGA silicon level. The acquistion provides Xilinx with the benefit of mobile backhaul platforms and solutions for OEMs.
- Oct 2010Series A$2.6M
- May 2006Seed$638.6K
#4
Seed · Tallinn, Harju County · founded 2015 · 1 employees$35Kraised▾
RebelRoam offers technologies for providing internet for transportation industry. It provides technology for virtual-SIM backbone, traffic optimization, access software and zero-touch installation with remotely manageable device . Its offerings include Passenger Wi-Fi for cross-border travels and Global internet for freight carriers.
- Mar 2020Grant (prize money)$1.5M
- Apr 2018Grant (prize money)$1.7M
- Jan 2016Angel$35K
#5
Funding Raised · Tallinn, Harju County · founded 2014$5.7Kraised▾
Provider of crowd-sourced ground station networks intended to solve daunting problems in satellite operations. The company's network consists of fully integrated, cost-effective and automatic stations which use stationary hemispherical quadrifilar helix antenna for a reception at higher latitudes for an average of 10 minutes after every 1.5 hours and a 10-hour break during the night in case of polar orbit, enabling clients to provide real-time satellite operations worldwide.
- 2016Grant (prize money)$5.7K
#6
Seed · Saue, Harju County · founded 2021 · 3 employees—raised▾
Operator of high altitude platform station intended to provide low latency network connectivity. The company's platform offers internet access through stratospheric drones, enabling users better latency of communication, resolution of Earth observation and climate data, and better area coverage for telecom.
#7
Acquired · Tallinn, Harju County · founded 1992 · 320 employees—raised▾
Starman is a internet, digital TV and telephone service provider in Estonia. It offers internet service through fiber optic network, and wirelessly through its ZUUMnet service; Digital TV service via Starbox set-top box, ZUUMtv, & mobile TV app ZUUMis, and telephone services. In addition, it sells electricity in partnership with Alexela Energia.
#8
Late Stage · Tallinn, Harju County · founded 1981 · 82 employees—raised▾
Manufacturer and supplier of industrial equipment and satellite antennas based in Tallinn, Estonia. The company specializes in manufacturing a range of antennas for ground station and satellite communication applications with reflectors diameters range up to 27 meters with frequencies in C, X, Ku, Ka, Q/V bandwidths.
Funding & investor landscape
Notable founders
Market landscape — 10 sub-themes by coverage
Share of Telecom coverage by sub-theme.
Regulatory-risk over time rising
Funding & growth over time
funding rising · growth rising
How research on 5G / 6G Networks is moving in Estonia
A read on the academic research around 5G / 6G Networks — which themes are gaining ground, the institutions and researchers driving them, and how the tone is shifting. Based on 7 Estonia-affiliated papers.
- Tallinn University of Technology7
- Nonlinear system1
- Observer (physics)1
- Transformation (genetics)1
- Control theory (sociology)1
- Discrete time and continuous time1
- Beamforming4
- Real-time computing2
- Robustness (evolution)2
- Software-defined radio1
- Single antenna interference cancellation1
- Correctness1
- MIMO1
- Transmission (telecommunications)1
- Automatic dependent surveillance-broadcast1
- Computer security1
Where 5g 6g is researched across Estonia
Location clusters by institution affiliation — each city's volume, stance tone, and a quick read on its hot topic, what's advancing, the opening opportunity, and the main concern.
Common questions
Riya reads income statements for fun. She covers the real money in a sector — revenue, growth, who actually earns — and never met a vague claim she didn't want a number for.