More or less. Corporations fund research all the time. Just to pick a random example, check out the acknowledgements on this paper: https://eprint.iacr.org/2025/132
"This work was funded in part by NSF Award CNS-2054869 and gifts from Apple, Capital One, Facebook, Google, and Mozilla."
That said, private grant funding is just of a completely different scale than government grant funding. For example, NIH's annual budget is 48 billion and most of that goes to research (https://www.nih.gov/about-nih/organization/budget).
"This work was funded in part by NSF Award CNS-2054869 and gifts from Apple, Capital One, Facebook, Google, and Mozilla."
That said, private grant funding is just of a completely different scale than government grant funding. For example, NIH's annual budget is 48 billion and most of that goes to research (https://www.nih.gov/about-nih/organization/budget).