Company lists · Data refreshed September 2026
Top 25 On-orbit servicing companies worldwide
RevenueBase identified 206 company matches for on-orbit servicing companies worldwide as of September 2026 and tracks 11,030 professional contacts across them, including 3,345 with verified work emails. The United States is the largest market and Houston the largest hub.
This list covers company matches for on-orbit servicing companies worldwide, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed September 20, 2026. Country and city lists for on-orbit servicing companies follow the table.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, 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 on-orbit servicing companies worldwide
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 2,566 contacts → | ||||
Exact match “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…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 2 | 1,171 contacts → | ||||
Exact match “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…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 3 | 452 contacts → | ||||
Exact match “Founded in 2013, Astroscale is the global leader in on-orbit servicing, dedicated to the secure and sustainable development of space.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 4 | 401 contacts → | ||||
Exact match “Surrey Satellite Technology Limited (SSTL) is at the forefront of space innovation delivering customisable complete mission solutions for Earth observation, science…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 5 | 386 contacts → | ||||
Exact match “At ERT, we have been providing high-value solutions and expertise to our partners at U.S.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 6 | 381 contacts → | ||||
Exact match “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.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 7 | 334 contacts → | ||||
Exact match “Redwire is a new leader in mission critical space solutions and high reliability components for next generation space systems and infrastructure.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 8 | 309 contacts → | ||||
Exact match “SSC is a global provider of advanced space services.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 9 | 264 contacts → | ||||
Exact match “EnduroSat is a space infrastructure builder that engineers, builds, and operates exceptional satellites.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 10 | 248 contacts → | ||||
Exact match “Dhruva Space is a full-stack Space Engineering solutions provider based in Hyderabad, India.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 11 | 192 contacts → | ||||
Exact match “We are an end-to-end space mobility operator.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 12 | 162 contacts → | ||||
Exact match “Turion Space is building the infrastructure to secure and sustain the future of space.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 13 | 159 contacts → | ||||
Exact match “ISISPACE Group is a vertically integrated small satellite company, focused on providing high value, cost-effective space solutions by making use of the latest innovative…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 14 | 148 contacts → | ||||
Exact match “AAC Clyde Space provides small satellite technologies and services that help governments, businesses and institutions access high-quality data from space.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 15 | 110 contacts → | ||||
Exact match “We are an Indian space-tech company specialising in green propulsion systems.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 16 | 109 contacts → | ||||
Exact match “Infinite Orbits is a NewSpace company that is revolutionizing In-Orbit Services with innovative spacecrafts powered by its Rendez Vous solution, an advanced autonomous…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 17 | 91 contacts → | ||||
Exact match “A Embratel Star One, subsidiária integral da Embratel, é a maior empresa de satélite do Brasil e da América Latina e opera cinco satélites GEO (Star One C1, C2, C3, e C12 e…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 18 | 90 contacts → | ||||
Exact match “Starfish Space is building the infrastructure for humanity's expansion into Space.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 19 | 88 contacts → | ||||
Exact match “Orbit Fab envisions a thriving in-space market for products and services that support both existing space businesses (communications and Earth observation) and new industries like…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 20 | 78 contacts → | ||||
Exact match “ClearSpace is a leading In-Orbit Servicing (IOS) company with a vision to enable a circular space economy by bringing maintenance and services to orbit.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 21 | 66 contacts → | ||||
Exact match “Exolaunch is a global leader in launch mission management, satellite integration and satellite deployment technologies.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 22 | 60 contacts → | ||||
Exact match “From ground to orbit, we bring clarity to complexity powering secure SATCOM, space operations, and next-generation sensor technologies.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 23 | 56 contacts → | ||||
Exact match “TRL Space Systems is a 100% Czech SME and mission integrator delivering complete satellite capabilities from mission design to operations and data delivery.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 24 | 52 contacts → | ||||
Exact match “At Katalyst Space Technologies, our goal is to fundamentally shake up how the satellite industry works.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 25 | 51 contacts → | ||||
Exact match “Quantum Space is developing Ranger-a maneuver-first, mission-configurable spacecraft designed to support and meet the demands of modern space operations.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
RevenueBase SmartSearch
Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.
This list uses Exact for “on-orbit servicing companies”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.
Showing 25 of 206 on-orbit servicing companies worldwide
See the full list, filter by size, metro and specialty, and access 3,345 tracked professional contacts with verified work emails. Direct dials are available where recorded.
Free signup · no credit card
On-orbit servicing companies 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
The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.
- Source
- The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
- Coverage
- Every country. Country and city lists for on-orbit servicing companies are linked below.
- What qualifies
- Company records worldwide whose business descriptions match “on-orbit servicing companies” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
- RevenueBase SmartSearch
- Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
- Public preview
- The public preview omits records without a verified work email. Dataset totals and geographic summaries describe the full matched records before these preview filters.
- Match quality
- RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
- 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 displayed company carries at least one verified work email. RevenueBase tracks 3,345 professional contacts with verified work emails across the full matched dataset. 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.
- Record context
- Company records and descriptions can change. Check the company's website for its current services and locations.
On-orbit servicing companies by location
1 lists · largest firstEvery On-orbit servicing companies 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 SmartSearch?
RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “on-orbit servicing companies”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many on-orbit servicing companies are there worldwide?
RevenueBase identified 206 company matches for on-orbit servicing companies worldwide as of September 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.
What is the largest company on this list?
Telespazio tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which country has the most on-orbit servicing companies?
The United States leads with 81 companies. Every on-orbit servicing companies list by country and city is linked on this page.
Which city has the most on-orbit servicing companies?
Houston leads with 5 company records, followed by Denver (4) and London (4).
How do I get contact information for these companies?
A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 3,345 professional contacts with verified work emails tracked across these 206 companies; direct dials are available where recorded.
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.
Ready to reach these companies? Verified emails and direct dials for all 206 on-orbit servicing companies worldwide. Start with a free account, no credit card.
Download this list →Related lists
Browse the directory
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 SmartSearch, 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.
More company lists
Company intelligence · public preview
Top 25 on-orbit servicing companies worldwide
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 206 matching company records for on-orbit servicing companies worldwide, with 11,030 tracked contacts and 3,345 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 20, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 on-orbit servicing companies worldwide
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 |  Telespaziotelespazio.comHQ: Rome, ItalyReported employees: 1,001-5,000 | Rome, Italy | 1,001-5,000 | Exact match | 2,566 contacts → |
“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…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  SSLsslmda.comHQ: Palo Alto, CA, United StatesReported employees: 1,001-5,000 | Palo Alto, CA, United States | 1,001-5,000 | Exact match | 1,171 contacts → |
“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…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Astroscaleastroscale.com HQ: Sumida, JapanReported employees: 501-1,000 | Sumida, Japan | 501-1,000 | Exact match | 452 contacts → |
“Founded in 2013, Astroscale is the global leader in on-orbit servicing, dedicated to the secure and sustainable development of space.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Surrey Satellite Technology LTD Sstlsstl.co.ukHQ: Guildford, United KingdomReported employees: 201-500 | Guildford, United Kingdom | 201-500 | Exact match | 401 contacts → |
“Surrey Satellite Technology Limited (SSTL) is at the forefront of space innovation delivering customisable complete mission solutions for Earth observation, science…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  ERTert.spaceHQ: Greenbelt, MD, United StatesReported employees: 501-1,000 | Greenbelt, MD, United States | 501-1,000 | Exact match | 386 contacts → |
“At ERT, we have been providing high-value solutions and expertise to our partners at U.S.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  D-Orbitdorbit.spaceHQ: Fino Mornasco, ItalyReported employees: 201-500 | Fino Mornasco, Italy | 201-500 | Exact match | 381 contacts → |
“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.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Redwire Spaceredwirespace.com HQ: Jacksonville, FL, United StatesReported employees: 501-1,000 | Jacksonville, FL, United States | 501-1,000 | Exact match | 334 contacts → |
“Redwire is a new leader in mission critical space solutions and high reliability components for next generation space systems and infrastructure.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | SSCsscspace.com HQ: SwedenReported employees: 501-1,000 | Sweden | 501-1,000 | Exact match | 309 contacts → |
“SSC is a global provider of advanced space services.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Endurosatendurosat.com HQ: Sofia, BulgariaReported employees: 201-500 | Sofia, Bulgaria | 201-500 | Exact match | 264 contacts → |
“EnduroSat is a space infrastructure builder that engineers, builds, and operates exceptional satellites.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Dhruva Spacedhruvaspace.com HQ: Hyderabad, IndiaReported employees: 51-200 | Hyderabad, India | 51-200 | Exact match | 248 contacts → |
“Dhruva Space is a full-stack Space Engineering solutions provider based in Hyderabad, India.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Exotrailexotrail.comHQ: Massy, FranceReported employees: 51-200 | Massy, France | 51-200 | Exact match | 192 contacts → |
“We are an end-to-end space mobility operator.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Turion Spaceturionspace.comHQ: Irvine, CA, United StatesReported employees: 51-200 | Irvine, CA, United States | 51-200 | Exact match | 162 contacts → |
“Turion Space is building the infrastructure to secure and sustain the future of space.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Isispace Groupisispace.nlHQ: Delft, NetherlandsReported employees: 51-200 | Delft, Netherlands | 51-200 | Exact match | 159 contacts → |
“ISISPACE Group is a vertically integrated small satellite company, focused on providing high value, cost-effective space solutions by making use of the latest innovative…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  AAC Clyde Spaceaac-clyde.spaceHQ: Uppsala Science Park, United KingdomReported employees: 51-200 | Uppsala Science Park, United Kingdom | 51-200 | Exact match | 148 contacts → |
“AAC Clyde Space provides small satellite technologies and services that help governments, businesses and institutions access high-quality data from space.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Manastu Spacemanastuspace.com HQ: Mumbai, IndiaReported employees: 51-200 | Mumbai, India | 51-200 | Exact match | 110 contacts → |
“We are an Indian space-tech company specialising in green propulsion systems.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Infinite Orbitsinfiniteorbits.ioHQ: Toulouse, FranceReported employees: 51-200 | Toulouse, France | 51-200 | Exact match | 109 contacts → |
“Infinite Orbits is a NewSpace company that is revolutionizing In-Orbit Services with innovative spacecrafts powered by its Rendez Vous solution, an advanced autonomous…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  Star ONEstarone.com.brHQ: Rio De Janeiro, BrazilReported employees: 51-200 | Rio De Janeiro, Brazil | 51-200 | Exact match | 91 contacts → |
“A Embratel Star One, subsidiária integral da Embratel, é a maior empresa de satélite do Brasil e da América Latina e opera cinco satélites GEO (Star One C1, C2, C3, e C12 e…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Starfish Spacestarfishspace.com HQ: Tukwila, WA, United StatesReported employees: 51-200 | Tukwila, WA, United States | 51-200 | Exact match | 90 contacts → |
“Starfish Space is building the infrastructure for humanity's expansion into Space.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Orbit FABorbitfab.com HQ: Boulder, CO, United StatesReported employees: 11-50 | Boulder, CO, United States | 11-50 | Exact match | 88 contacts → |
“Orbit Fab envisions a thriving in-space market for products and services that support both existing space businesses (communications and Earth observation) and new industries like…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Clearspaceclearspace.today HQ: Luxembourg, SwitzerlandReported employees: 51-200 | Luxembourg, Switzerland | 51-200 | Exact match | 78 contacts → |
“ClearSpace is a leading In-Orbit Servicing (IOS) company with a vision to enable a circular space economy by bringing maintenance and services to orbit.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  Exolaunchexolaunch.comHQ: Berlin, GermanyReported employees: 51-200 | Berlin, Germany | 51-200 | Exact match | 66 contacts → |
“Exolaunch is a global leader in launch mission management, satellite integration and satellite deployment technologies.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  Integrity Communications Solutions, INCintegritycsinc.comHQ: Colorado Springs, CO, United StatesReported employees: 51-200 | Colorado Springs, CO, United States | 51-200 | Exact match | 60 contacts → |
“From ground to orbit, we bring clarity to complexity powering secure SATCOM, space operations, and next-generation sensor technologies.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  TRL Spacetrlspace.comHQ: Brno, Czech RepublicReported employees: 11-50 | Brno, Czech Republic | 11-50 | Exact match | 56 contacts → |
“TRL Space Systems is a 100% Czech SME and mission integrator delivering complete satellite capabilities from mission design to operations and data delivery.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  Katalyst Spacekatalystspace.comHQ: Flagstaff, AZ, United StatesReported employees: 11-50 | Flagstaff, AZ, United States | 11-50 | Exact match | 52 contacts → |
“At Katalyst Space Technologies, our goal is to fundamentally shake up how the satellite industry works.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  Quantum Spacequantumspace.usHQ: Rockville, MD, United StatesReported employees: 51-200 | Rockville, MD, United States | 51-200 | Exact match | 51 contacts → |
“Quantum Space is developing Ranger-a maneuver-first, mission-configurable spacecraft designed to support and meet the demands of modern space operations.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 206 company matches
Build a targeted audience, find relevant contacts and export available records to your workflow.
Free signup · 500 credits · limited free results
On-orbit servicing companies: dataset insights
September 20, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
204 records in the displayed employee bands.
2 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured across the whole country list rather than for Worldwide, so it is reported there. Company counts and contact totals on this page are exact for Worldwide, over 206 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 20, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
On-orbit servicing companies by location
1 lists · largest firstEvery On-orbit servicing companies list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
Questions about this company list
What does Exact match mean for on-orbit servicing companies?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many on-orbit servicing companies did RevenueBase find worldwide?
The saved snapshot records 206 matching company records, 11,030 tracked contacts and 3,345 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 20, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Browse the directory
Cite this list
RevenueBase Data Team. Top 25 on-orbit servicing companies worldwide. Snapshot: September 20, 2026. https://revenuebase.ai/companies/browse/on-orbit-servicing-companies.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
Company intelligence · public preview
Top 25 on-orbit servicing companies worldwide
RevenueBase records 206 matching company records for on-orbit servicing companies worldwide, with 11,030 tracked contacts and 3,345 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 20, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 on-orbit servicing companies worldwide
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | Telespaziotelespazio.com HQ: Rome, ItalyReported employees: 1,001-5,000 | Rome, Italy | 1,001-5,000 | Exact match | 2,566 contacts → |
“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…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | SSLsslmda.com HQ: Palo Alto, CA, United StatesReported employees: 1,001-5,000 | Palo Alto, CA, United States | 1,001-5,000 | Exact match | 1,171 contacts → |
“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…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Astroscaleastroscale.com HQ: Sumida, JapanReported employees: 501-1,000 | Sumida, Japan | 501-1,000 | Exact match | 452 contacts → |
“Founded in 2013, Astroscale is the global leader in on-orbit servicing, dedicated to the secure and sustainable development of space.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Surrey Satellite Technology LTD Sstlsstl.co.uk HQ: Guildford, United KingdomReported employees: 201-500 | Guildford, United Kingdom | 201-500 | Exact match | 401 contacts → |
“Surrey Satellite Technology Limited (SSTL) is at the forefront of space innovation delivering customisable complete mission solutions for Earth observation, science…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | ERTert.space HQ: Greenbelt, MD, United StatesReported employees: 501-1,000 | Greenbelt, MD, United States | 501-1,000 | Exact match | 386 contacts → |
“At ERT, we have been providing high-value solutions and expertise to our partners at U.S.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | D-Orbitdorbit.space HQ: Fino Mornasco, ItalyReported employees: 201-500 | Fino Mornasco, Italy | 201-500 | Exact match | 381 contacts → |
“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.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Redwire Spaceredwirespace.com HQ: Jacksonville, FL, United StatesReported employees: 501-1,000 | Jacksonville, FL, United States | 501-1,000 | Exact match | 334 contacts → |
“Redwire is a new leader in mission critical space solutions and high reliability components for next generation space systems and infrastructure.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | SSCsscspace.com HQ: SwedenReported employees: 501-1,000 | Sweden | 501-1,000 | Exact match | 309 contacts → |
“SSC is a global provider of advanced space services.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Endurosatendurosat.com HQ: Sofia, BulgariaReported employees: 201-500 | Sofia, Bulgaria | 201-500 | Exact match | 264 contacts → |
“EnduroSat is a space infrastructure builder that engineers, builds, and operates exceptional satellites.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Dhruva Spacedhruvaspace.com HQ: Hyderabad, IndiaReported employees: 51-200 | Hyderabad, India | 51-200 | Exact match | 248 contacts → |
“Dhruva Space is a full-stack Space Engineering solutions provider based in Hyderabad, India.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Exotrailexotrail.com HQ: Massy, FranceReported employees: 51-200 | Massy, France | 51-200 | Exact match | 192 contacts → |
“We are an end-to-end space mobility operator.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Turion Spaceturionspace.com HQ: Irvine, CA, United StatesReported employees: 51-200 | Irvine, CA, United States | 51-200 | Exact match | 162 contacts → |
“Turion Space is building the infrastructure to secure and sustain the future of space.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Isispace Groupisispace.nl HQ: Delft, NetherlandsReported employees: 51-200 | Delft, Netherlands | 51-200 | Exact match | 159 contacts → |
“ISISPACE Group is a vertically integrated small satellite company, focused on providing high value, cost-effective space solutions by making use of the latest innovative…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | AAC Clyde Spaceaac-clyde.space HQ: Uppsala Science Park, United KingdomReported employees: 51-200 | Uppsala Science Park, United Kingdom | 51-200 | Exact match | 148 contacts → |
“AAC Clyde Space provides small satellite technologies and services that help governments, businesses and institutions access high-quality data from space.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Manastu Spacemanastuspace.com HQ: Mumbai, IndiaReported employees: 51-200 | Mumbai, India | 51-200 | Exact match | 110 contacts → |
“We are an Indian space-tech company specialising in green propulsion systems.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Infinite Orbitsinfiniteorbits.io HQ: Toulouse, FranceReported employees: 51-200 | Toulouse, France | 51-200 | Exact match | 109 contacts → |
“Infinite Orbits is a NewSpace company that is revolutionizing In-Orbit Services with innovative spacecrafts powered by its Rendez Vous solution, an advanced autonomous…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Star ONEstarone.com.br HQ: Rio De Janeiro, BrazilReported employees: 51-200 | Rio De Janeiro, Brazil | 51-200 | Exact match | 91 contacts → |
“A Embratel Star One, subsidiária integral da Embratel, é a maior empresa de satélite do Brasil e da América Latina e opera cinco satélites GEO (Star One C1, C2, C3, e C12 e…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Starfish Spacestarfishspace.com HQ: Tukwila, WA, United StatesReported employees: 51-200 | Tukwila, WA, United States | 51-200 | Exact match | 90 contacts → |
“Starfish Space is building the infrastructure for humanity's expansion into Space.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Orbit FABorbitfab.com HQ: Boulder, CO, United StatesReported employees: 11-50 | Boulder, CO, United States | 11-50 | Exact match | 88 contacts → |
“Orbit Fab envisions a thriving in-space market for products and services that support both existing space businesses (communications and Earth observation) and new industries like…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Clearspaceclearspace.today HQ: Luxembourg, SwitzerlandReported employees: 51-200 | Luxembourg, Switzerland | 51-200 | Exact match | 78 contacts → |
“ClearSpace is a leading In-Orbit Servicing (IOS) company with a vision to enable a circular space economy by bringing maintenance and services to orbit.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Exolaunchexolaunch.com HQ: Berlin, GermanyReported employees: 51-200 | Berlin, Germany | 51-200 | Exact match | 66 contacts → |
“Exolaunch is a global leader in launch mission management, satellite integration and satellite deployment technologies.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Integrity Communications Solutions, INCintegritycsinc.com HQ: Colorado Springs, CO, United StatesReported employees: 51-200 | Colorado Springs, CO, United States | 51-200 | Exact match | 60 contacts → |
“From ground to orbit, we bring clarity to complexity powering secure SATCOM, space operations, and next-generation sensor technologies.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | TRL Spacetrlspace.com HQ: Brno, Czech RepublicReported employees: 11-50 | Brno, Czech Republic | 11-50 | Exact match | 56 contacts → |
“TRL Space Systems is a 100% Czech SME and mission integrator delivering complete satellite capabilities from mission design to operations and data delivery.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Katalyst Spacekatalystspace.com HQ: Flagstaff, AZ, United StatesReported employees: 11-50 | Flagstaff, AZ, United States | 11-50 | Exact match | 52 contacts → |
“At Katalyst Space Technologies, our goal is to fundamentally shake up how the satellite industry works.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Quantum Spacequantumspace.us HQ: Rockville, MD, United StatesReported employees: 51-200 | Rockville, MD, United States | 51-200 | Exact match | 51 contacts → |
“Quantum Space is developing Ranger-a maneuver-first, mission-configurable spacecraft designed to support and meet the demands of modern space operations.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 206 company matches
Build a targeted audience, find relevant contacts and export available records to your workflow.
Free signup · 500 credits · limited free results
On-orbit servicing companies: dataset insights
September 20, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
204 records in the displayed employee bands.
2 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured across the whole country list rather than for Worldwide, so it is reported there. Company counts and contact totals on this page are exact for Worldwide, over 206 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 20, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
On-orbit servicing companies by location
1 lists · largest firstEvery On-orbit servicing companies list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
Questions about this company list
What does Exact match mean for on-orbit servicing companies?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many on-orbit servicing companies did RevenueBase find worldwide?
The saved snapshot records 206 matching company records, 11,030 tracked contacts and 3,345 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 20, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Browse the directory
Cite this list
RevenueBase Data Team. Top 25 on-orbit servicing companies worldwide. Snapshot: September 20, 2026. https://revenuebase.ai/companies/browse/on-orbit-servicing-companies.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗