Urgent USA CEO Ready-made Lead List Needed

I need a ready-made list of US-based B2B contacts where every record is the CEO (or equivalent founder / owner) of the company. Industry is open—technology, healthcare, finance, manufacturing, you name it—so long as the contact truly runs the business... (Budget: $250 - $750 USD, Jobs: B2B Marketing, Data Collection, Data Entry, Data Management, Excel, Lead Generation, PHP, Web Search)