SPACE INDEX COMPANIES INSIGHTS SECTORS PRODUCTS NEWS BLOG ANSWERS RESEARCH ABOUT FOR COMPANIES BUILD / 2026.06.03
Busek logo Busek Designs and manufactures electric propulsion systems for spacecraft, including Hall effect, electrospray, RF ion, and green monopropellant thrusters vs OneSpace Develops small solid-fuel launch vehicles and rocket propulsion systems, and provides rapid-response commercial launch services for microsatellite and nanosatellite customers OneSpace logo
HEAD-TO-HEAD1 shared sector
Busek OneSpace
Founded 1985 2015
Headquarters 11 Tech Circle, Natick, MA 01760 Beijing, China
Type private private
Status operating operating
Employees 107 140
Total funding $200K $120M
Latest round Grant Series C
Sectors Space Propulsion, Satellite Components & Subsystems Launch Services, Space Propulsion
Products listed 9 6
Federal contracts
Launches 1 (0%)
Leaders listed Vlad Hruby, James Szabo, John Meikle Shu Chang, David Chen
News mentions 0 0
SHARED SECTORS
FREQUENTLY ASKED

How do Busek and OneSpace compare?

Both companies work in Space Propulsion. Busek was founded in 1985 and OneSpace in 2015.

Which is larger, Busek or OneSpace?

OneSpace reports the larger workforce, with 140 employees versus 107.

Which has more launches, Busek or OneSpace?

OneSpace leads with 1 tracked launches (0% success rate).

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