Roth Martin is the company's co-founder.

Roth Martin 是公司的联合创始人。

Jason Ballard is the company's co-founder.

Jason Ballard 是公司的联合创始人。

Same with " co" without a dot is " company" ; " co." with a dot -- " corporation" .

与“co”相同，不带点的是“company”； “合作。”带一个点——“公司”。