SPACE INDEX COMPANIES INSIGHTS SECTORS PRODUCTS NEWS BLOG ANSWERS RESEARCH ABOUT FOR COMPANIES BUILD / 2026.06.04
NanoAvionics logo NanoAvionics Manufactures standardized nanosatellite and microsatellite buses and provides end-to-end small satellite mission integration services vs Phase Four Developed electrodeless radio-frequency and multi-mode electric propulsion systems for satellites Phase Four logo
HEAD-TO-HEAD1 shared sector
NanoAvionics Phase Four
Founded 2014 2015
Headquarters Vilnius, Lithuania Hawthorne, California
Type private private
Status operating closed
Employees 250 5
Total funding $16.5M $35.8M
Latest round Grant Series C
Sectors Satellite Manufacturing, Satellite Components & Subsystems Space Propulsion, Satellite Components & Subsystems
Products listed 14 4
Federal contracts
Launches
Leaders listed Atle Wollo, Fredrik Aarrestad, Rasa Stukiene Steve Kiser, M. Umair Siddiqui, Simon Halpern
News mentions 17 0
SHARED SECTORS
FREQUENTLY ASKED

How do NanoAvionics and Phase Four compare?

Both companies work in Satellite Components & Subsystems. NanoAvionics was founded in 2014 and Phase Four in 2015.

Which is larger, NanoAvionics or Phase Four?

NanoAvionics reports the larger workforce, with 250 employees versus 5.

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