9. Is there a ban on donations from corporations with government contracts to political parties?

(2) A political party may, for the purposes of financing its activities, appeal for, and receive donations from, any individual or organization, within or outside Malawi:
Provided that the source of every donation, whether in cash or in kind and whether once off or cumulatively, with a monetary value of at least K. 1,000.000 from an individual donor and of at least
K2,C00,000 from an organization shall, within ninety days of its receipt, be declared to the Registrar by the political party concerned.
(3) A political party shall net be eligible to receive donations from state owned corporations. 
Section 27, Political Parties Act, 2018

There is no provision banning private entities with government contracts from donating to political parties, as long as they are not a government agency or parastatal.