SPACE INDEX COMPANIES INSIGHTS SECTORS PRODUCTS NEWS BLOG ANSWERS RESEARCH ABOUT FOR COMPANIES BUILD / 2026.06.04
Busek logo Busek Designs and manufactures electric propulsion systems for spacecraft, including Hall effect, electrospray, RF ion, and green monopropellant thrusters vs Revolution Space Develops in-space electric propulsion systems and advanced spacecraft solutions for commercial and defense satellite operators Revolution Space logo
HEAD-TO-HEAD2 shared sectors
Busek Revolution Space
Founded 1985 2014
Headquarters Massachusetts Charlestown, Massachusetts
Type private private
Status operating operating
Employees 107 38
Total funding $200K $100.8M
Latest round Grant Venture
Sectors Space Propulsion, Satellite Components & Subsystems Space Propulsion, Satellite Components & Subsystems
Products listed 9 1
Federal contracts
Launches
Leaders listed Vlad Hruby, James Szabo, John Meikle Darren Garber, PhD, Darren Womacks, Paul Richards
News mentions 0 2
SHARED SECTORS
FREQUENTLY ASKED

How do Busek and Revolution Space compare?

Both companies work in Space Propulsion, Satellite Components & Subsystems. Busek was founded in 1985 and Revolution Space in 2014.

Which is larger, Busek or Revolution Space?

Busek reports the larger workforce, with 107 employees versus 38.

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