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 Space Solar Develops space-based solar power technology to beam continuous clean energy from geostationary orbit to Earth via wireless power transmission Space Solar logo
HEAD-TO-HEAD1 shared sector
Busek Space Solar
Founded 1985 2022
Headquarters Massachusetts Didcot, United Kingdom
Type private private
Status operating operating
Employees 107 10
Total funding $200K $508K
Latest round Grant Seed
Sectors Space Propulsion, Satellite Components & Subsystems Satellite Manufacturing, Satellite Components & Subsystems
Products listed 9 2
Federal contracts
Launches
Leaders listed Vlad Hruby, James Szabo, John Meikle Martin Soltau, Sam Adlen, David Homfray
News mentions 0 0
SHARED SECTORS
FREQUENTLY ASKED

How do Busek and Space Solar compare?

Both companies work in Satellite Components & Subsystems. Busek was founded in 1985 and Space Solar in 2022.

Which is larger, Busek or Space Solar?

Busek reports the larger workforce, with 107 employees versus 10.

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