SPACE INDEX COMPANIES INSIGHTS SECTORS PRODUCTS NEWS BLOG ANSWERS RESEARCH ABOUT FOR COMPANIES BUILD / 2026.06.04
Antaris logo Antaris Provides a cloud-based software platform for satellite mission design, digital twin simulation, flight software, and constellation operations vs Overview Energy Designs and builds satellites that beam solar energy from geosynchronous orbit to ground-based solar projects using near-infrared light Overview Energy logo
HEAD-TO-HEAD1 shared sector
Antaris Overview Energy
Founded 2021 2022
Headquarters Los Altos, California Ashburn, Virginia
Type private private
Status operating operating
Employees 21 20
Total funding $7.7M $18.5M
Latest round Seed Venture
Sectors Space Software & Mission Tools, Satellite Manufacturing Satellite Manufacturing, Satellite Communications
Products listed 4 2
Federal contracts
Launches
Leaders listed Tom Barton, Karthik Govindhasamy, John Trionfo Marc Berte, Dr. Paul Jaffe, Dr. Patrick Mock
News mentions 0 0
SHARED SECTORS
FREQUENTLY ASKED

How do Antaris and Overview Energy compare?

Both companies work in Satellite Manufacturing. Antaris was founded in 2021 and Overview Energy in 2022.

Which is larger, Antaris or Overview Energy?

Antaris reports the larger workforce, with 21 employees versus 20.

Numbers refresh on every render against the live Space Index database. Federal contract data from USAspending.gov; launches from LaunchLibrary2.