Eric Coomer, an executive with Dominion Voting Systems, which sold the state its new election system last year for more than $100 million, said the problem has to do with the way the voting machines communicate with the underlying Android operating system. He told Totenberg a minor software change will address the issue.
https://www.fox5atlanta.com/news/lawyers-spar-over-georgia-voting-machine-glitch-planned-fix
The article doesn't say he sold them the machines. It says he's an executive for the company.
Here's the quote: "Eric Coomer, an executive with Dominion Voting Systems, which sold the state its new election system".
"which" refers to the company. If they meant Eric, they would've used "who".