

Startup · United States
Antaris
HQ Los AltosFounded 202151-200 employees
Antaris is the world’s first platform that dramatically simplifies the design, simulation, and operation of satellite constellations.
Funding3 rounds · $35.7M
- Equity raised
- $35.7M
- Latest
- $28.0MSeries A · Mar 31, 2026
| Announced | Stage | Amount | Valuation | Lead investors | Other investors | Confidence |
|---|---|---|---|---|---|---|
| Mar 31, 2026 | Series A | $28.0M | — | WestWave Capital | Lockheed Martin Ventures | Confirmed |
| Sep 6, 2023 | Seed | $3.5M | — | Streamlined Ventures | Acequia Capital, Ananth Technologies, E2MC, HCVC, Lockheed Martin Ventures, Possible Ventures | Confirmed |
| Aug 9, 2022 | Seed | $4.2M | — | Acequia Capital, Possible Ventures | Ananth Technologies, E2MC, HCVC, Lockheed Martin Ventures | Confirmed |
- $28.0MMar 31, 2026
- $3.5MSep 6, 2023
- SeedLed by Acequia Capital, Possible VenturesWith Ananth Technologies, E2MC, HCVC, Lockheed Martin VenturesConfirmed$4.2MAug 9, 2022
Raised counts equity rounds; debt, secondary sales and grants are totaled separately. Amounts in other currencies are converted at the announcement month's average rate. A ~ marks an estimated or converted amount.
Systems6
JANUS-2
Announced demonstration satellite for the Antaris software platform; the source does not establish current launch status.
Newest unveiled first. Open a system for its milestone timeline, components and sources.
People4
- Govindhasamy Karthik · LinkedIn ↗
Co-Founder & CTO
- Rupesh Gandupalli · LinkedIn ↗
Founding Member, Strategy and Global Operations
- Shankar Sivaprakasam · LinkedIn ↗
Co-Founder
- Thomas Barton · LinkedIn ↗
Founder & CEO
Sources15
Show all 15 sources and supporting evidence
Profile3
- 1
Antaris · Supports Organization · description, Organization · name, Organization · website
“Antaris is the world’s first platform that dramatically simplifies the design, simulation, and operation of satellite constellations.”
- 2
Sixth-Domain · Supports Organization · country, Organization · kind
“{"country": "USA", "hq_iso2": "US", "id": "8db056fd-15bb-49d6-95d5-712a57344b6c"}”
- 3
LinkedIn · Supports Organization · employee range, Organization · founded year, Organization · hq city, Organization · linkedin url
“employee_range: 51-200 (profile: 51-200 employees)”
Systems5
- 4
Antaris · Supports System
“Command Center  *Automated operations for satellites and constellations.* #### A lot goes into making a satellite mission successful. Of course, there’s design, testing, manufacturing, and launch — but current systems also require many people and a great amount of manual orchestration. It’s not only incredibly difficult; it’s also very risky when things don’t go according to plan. #### The Antaris Command Center takes C2 capabilities to an entirely new level”
- 5
Antaris · Supports System
“Antaris Design Studio  *A software-first approach to mission and satellite design.* #### The modern way to design and configure satellites. Saving time and money, and eliminating guesswork”
- 6
Antaris · Supports System
“JANUS-2 is our second demonstration satellite, which will launch in 2024.”
- 7
Antaris · Supports System
“SatOS™ is a spacecraft software environment, offering a complete flight software stack (or seamless OS infrastructure for your mission needs).”
- 8CompanyTrueTwin™ - Next Generation Digital Twinning & Full Mission Virtualization — Antaris™ - AI for Space
Antaris · Supports System
“TrueTwin**™** *A next-generation digital twinning simulation environment.*   When it comes to modeling and simulation, there’s no shortage of solutions—but they fall short of where it counts. Most tools are difficult to use, offer limited answers to narrow questions, and fail to provide quick, actionable insights. As a result, they leave decision-makers without the fast, reliable information needed to drive critical operations. **Antaris TrueTwin™ is a *software-first* approach to modeling & simulation.** Most digital twins are just virtual replicas of something that already exists. Antaris TrueTwin™ goes further—allowing you to create a twin of something before it’s built. By integrating hardware, software, and associated drivers from a planned configuration, TrueTwin™ creates a fully functional virtual satellite that processes real operational commands and generates actual responses—so you can test and validate your mission before purchasing a single piece of hardware”
Funding6
- 9
EIN Presswire / NatLawReview · Mar 31, 2026 · Supports Funding round · amount, Organization · ownership
“the first close of a $28 Million Series A funding round”
- 10CompanyNew Funding Press Release
Antaris · Sep 6, 2023 · Supports Funding round · amount
“LOS ALTOS, California, September 6, 2023—Antaris, the software platform for space, announced the company has closed a preferred seed funding round of $3.5 million, led by California-based Streamlined Ventures.”
- 11
PR Newswire · Sep 6, 2023 · Supports Funding round · amount
“closed a preferred seed funding round of $3.5 million, led by California-based Streamlined Ventures”
- 12
Antaris · Aug 9, 2022 · Supports Funding round · amount
“LOS ALTOS, California, August 9, 2022—Antaris, the software platform provider for space, announced the company has closed a $4.2 million seed round of funding led by Acequia Capital and Possible Ventures.”
- 13
Payload · Supports Funding round
“WestWave Capital led the round, which also included participation from Lockheed Martin Ventures”
- 14
Antaris · Supports Funding round · amount
“Antaris™, creator of the AI-powered Antaris Intelligence™ platform that simplifies satellite design, simulation, manufacturing, and operations for ISR and communications satellite missions, today announced the first close of a $28 Million Series A funding round.”
People1
- 15
Crunchbase · Supports Organization · employee range, Organization · hq city, Organization · linkedin url, Role
“employee_range: 51-200 (profile: 51-100)”
Each fact on this page is attached to the sources that support it. Archived copies are linked when we keep one.
