Company lists · Data refreshed September 2026
Top 25 Leo satellite constellation operators worldwide
RevenueBase identified 395 leo satellite constellation operators worldwide as of September 2026 and tracks 43,635 professional contacts across them, including 18,243 with verified work emails. The United States is the largest market and San Francisco the largest hub.
This list covers leo satellite constellation operators worldwide, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 20, 2026. Country and city lists for leo satellite constellation operators follow the table.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.
The 25 largest leo satellite constellation operators worldwide
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 7,484 contacts → | ||||
Indirect evidence “Thales Alenia Space leverages a unique combination of skills, technological expertise, and industrial capabilities to deliver innovative solutions for telecommunications…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 2 | 6,296 contacts → | ||||
Indirect evidence “At Viasat, we go above and beyond.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 3 | 3,997 contacts → | ||||
Indirect evidence “At SES, we believe that space has the power to make a difference.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 4 | 2,566 contacts → | ||||
Indirect evidence “Telespazio works to bring Space closer to Earth, benefitting citizens, institutions and companies in a variety of sectors ranging from design and development of space systems to…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 5 | 1,435 contacts → | ||||
Indirect evidence “At SES, we believe that space has the power to make a difference.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 6 | 1,171 contacts → | ||||
Strong evidence “SSL, based in Palo Alto, California, is a leading provider of advanced spacecraft systems, with broad expertise to support commercial and government satellite operators and…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 7 | 1,144 contacts → | ||||
Partial evidence “Eutelsat is a global leader in satellite communications, delivering connectivity and broadcast services worldwide.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 8 | 861 contacts → | ||||
Indirect evidence “Airbus Space Digital addresses the growing need for Information Superiority by providing Geospatial and Secure Connectivity Solutions.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 9 | 853 contacts → | ||||
Partial evidence “Gilat Satellite Networks Ltd.(NASDAQ: GILT, TASE: GILT) is a leading global provider of satellite-based broadband communications.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 10 | 764 contacts → | ||||
Strong evidence “Backed by a legacy of engineering excellence, reliability, and industry-leading customer service, Telesat is one of the largest and most successful global satellite operators.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 11 | 491 contacts → | ||||
Partial evidence “Astranis builds low-cost satellites for high orbits.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 12 | 487 contacts → | ||||
Indirect evidence “Spire (NYSE: SPIR) is a global provider of space-based data, analytics and space services, offering unique datasets and powerful insights about Earth so that organizations can…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 13 | 449 contacts → | ||||
Indirect evidence “Intuitive Machines is a leading space infrastructure company that builds spacecraft, connects networks, and operates infrastructure-as-a-service for commercial, civil, and…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 14 | 439 contacts → | ||||
Partial evidence “Terran Orbital is a leading manufacturer of small satellites primarily serving the United States and Allied aerospace and defense industries.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 15 | 423 contacts → | ||||
Partial evidence “Data transmission via satellite is indispensable for sustainable development.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 16 | 401 contacts → | ||||
Partial evidence “Surrey Satellite Technology Limited (SSTL) is at the forefront of space innovation delivering customisable complete mission solutions for Earth observation, science…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 17 | 381 contacts → | ||||
Indirect evidence “D-Orbit is a global market leader in the space logistics and transportation service industries with a track record of space-proven technologies and successful missions.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 18 | 369 contacts → | ||||
Indirect evidence “Reliable.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 19 | 365 contacts → | ||||
Partial evidence “Kongsberg Satellite Services (KSAT) is a world leading provider of communication services for spacecraft and launch vehicles from our uniquely located global ground network, and…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 20 | 338 contacts → | ||||
Partial evidence “We design, manufacture, and operate high-performance satellites for Earth Observation and Telecommunications.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 21 | 330 contacts → | ||||
Strong evidence “Thaicom Public Company Limited is a leading Asian satellite operator and regional space technology company.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 22 | 327 contacts → | ||||
Indirect evidence “Space is the future for infinite connectivity on Earth.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 23 | 309 contacts → | ||||
Indirect evidence “SSC is a global provider of advanced space services.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 24 | 264 contacts → | ||||
Partial evidence “EnduroSat is a space infrastructure builder that engineers, builds, and operates exceptional satellites.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 25 | 248 contacts → | ||||
Indirect evidence “Dhruva Space is a full-stack Space Engineering solutions provider based in Hyderabad, India.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
RevenueBase Smart Search
RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: leo satellite constellation operators. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.
- Strong evidence
- The company's own public description of its business names leo satellite constellation operators.
- Partial evidence
- Its own public description names part of leo satellite constellation operators, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name leo satellite constellation operators. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.
RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.
Showing 25 of 395 leo satellite constellation operators worldwide
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Leo satellite constellation operators worldwide at a glance
As of Sep 20, 2026Companies by employee count
Email recency is reported on each country list linked below.
How this list was built
Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among leo satellite constellation operators, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.
- Source
- The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
- Coverage
- Every country. Country and city lists for leo satellite constellation operators are linked below.
- What qualifies
- Companies worldwide whose own description of what they do matches “leo satellite constellation operators”. Matching reads each company's description, not its industry code or its name.
- RevenueBase Smart Search
- RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names leo satellite constellation operators), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
- What we exclude
- Companies whose own description does not clearly place them among leo satellite constellation operators, and records with no verified work email.
- Match quality
- In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
- Ranking
- Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
- Verification
- Every listed company carries at least one verified work email, 18,243 across the full list. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
- Refresh
- This page's figures were pulled from the company graph on September 20, 2026. Lists refresh periodically as the graph is re-checked.
- Corrections
- Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.
Leo satellite constellation operators by location
1 lists · largest firstEvery Leo satellite constellation operators list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
Frequently asked
What is RevenueBase Smart Search?
RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names leo satellite constellation operators, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.
How many leo satellite constellation operators are there worldwide?
RevenueBase identified 395 leo satellite constellation operators worldwide as of September 2026, matched on each company's own description of what it does rather than its industry code.
What is the largest company on this list?
Thales Alenia Space, headquartered in Worldwide, tops this list with the largest team on record.
Which country has the most leo satellite constellation operators?
The United States leads with 113 companies. Every leo satellite constellation operators list by country and city is linked on this page.
Which city has the most leo satellite constellation operators?
San Francisco leads with 7 headquartered companies, followed by Berlin (6) and Singapore (6).
How do I get contact information for these companies?
A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 18,243 verified decision-maker contacts tracked across these 395 companies.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 20, 2026.
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About this data
RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase Smart Search, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.