Thanks to the SEC database, it’s possible to review Soyuz Launch System launch services contracts. Some confidential items are generally redacted but the main body of the contract remains.
STARSEM is a French-Russian company established to support delivery of international Soyuz launch services. Currently the company is largely focused on Soyuz launches from the French Guiana spaceport. The following contract is between STARSEM and GlobalStar.
GK Launch Services is a Russian company that offers commercial Soyuz launch services from Russian spaceports. The following contract is between GK Launch Services and AST.