Company
Altaeros
Autonomous Aerostats Deliver The Highest Mission Availability In The Skies
Also known as ALTAEROS ENERGIES, INC.
- Status
- Operatingas of 2026-09-18
- Business model
- Government
- Headquarters
- Somerville, Massachusetts, United States
- Customers
- US Government and International customers looking for a persistent ISR platform
- Legal name
- ALTAEROS ENERGIES, INC.
- altaeros.com (opens in a new tab)
- LinkedIn (opens in a new tab)
- X (opens in a new tab)
- Careers (opens in a new tab)
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Record updated 28 September 2026
About
Altaeros’ mission is to connect people, machines, and data, no matter where they happen to be located. We leverage cutting-edge autonomy and advanced aerospace technology to build the most effective aerial platform available.
Funding snapshot
- Total raised
- $59.7MSEC form D sum, as of 2026-09-28Source (opens in a new tab)
- Latest round
- Round, $5.6M2024-12-20
Funding rounds
- Round, 2024
- $5.6M2024-12-20, SEC form D sold, 4 investors
- Round, 2023
- $8.5M2023-06-09, SEC form D sold, 7 investors
- Round, 2022
- $34.8M2022-06-30, SEC form D sold, 10 investors
- Round, 2018
- $3.8M2018-10-31, SEC form D sold, 2 investors
- Round, 2014
- $7.2M2014-11-26, SEC form D sold, 9 investors
Products
- Hardware
- ST-400
- Hardware
- ST-Flex Guardian Class
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