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 Tesat-Spacecom Manufactures satellite communication payloads and laser inter-satellite link terminals, with equipment aboard more than half of all communication satellites in orbit Tesat-Spacecom logo
HEAD-TO-HEAD1 shared sector
Busek Tesat-Spacecom
Founded 1985 1949
Headquarters Massachusetts Backnang, Germany
Type private private
Status operating operating
Employees 107 1,100
Total funding $200K
Latest round Grant
Sectors Space Propulsion, Satellite Components & Subsystems Satellite Communications, Navigation & Positioning, Satellite Components & Subsystems
Products listed 9 6
Federal contracts
Launches
Leaders listed Vlad Hruby, James Szabo, John Meikle Dr. Caroline Weishaupl, Matthias von Hayek-Boelingen, Rolf Leonhardt
News mentions 0 36
SHARED SECTORS
FREQUENTLY ASKED

How do Busek and Tesat-Spacecom compare?

Both companies work in Satellite Components & Subsystems. Busek was founded in 1985 and Tesat-Spacecom in 1949.

Which is larger, Busek or Tesat-Spacecom?

Tesat-Spacecom reports the larger workforce, with 1,100 employees versus 107.

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