SPACE INDEX COMPANIES INSIGHTS SECTORS PRODUCTS NEWS BLOG ANSWERS RESEARCH ABOUT FOR COMPANIES BUILD / 2026.06.03
BULL Co., Ltd. logo BULL Co., Ltd. Develops post-mission disposal devices using drag sail technology to prevent spacecraft and launch vehicle stages from becoming space debris vs Busek Designs and manufactures electric propulsion systems for spacecraft, including Hall effect, electrospray, RF ion, and green monopropellant thrusters Busek logo
HEAD-TO-HEAD1 shared sector
BULL Co., Ltd. Busek
Founded 2022 1985
Headquarters Utsunomiya, Tochigi, Japan 11 Tech Circle, Natick, MA 01760
Type private private
Status operating operating
Employees 40 107
Total funding $200K
Latest round Grant
Sectors Space Sustainability & Debris Removal, Satellite Components & Subsystems Space Propulsion, Satellite Components & Subsystems
Products listed 5 9
Federal contracts
Launches
Leaders listed Yasuhito Uto, Genryo Kanno, Eric Luvisutto Vlad Hruby, James Szabo, John Meikle
News mentions 19 0
SHARED SECTORS
FREQUENTLY ASKED

How do BULL Co., Ltd. and Busek compare?

Both companies work in Satellite Components & Subsystems. BULL Co., Ltd. was founded in 2022 and Busek in 1985.

Which is larger, BULL Co., Ltd. or Busek?

Busek reports the larger workforce, with 107 employees versus 40.

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