Generally the way you extract value out of an enterprise customer is to sell it to their enterprise as an upsell from the personal plan. Check out Evernote's pricing for example:
You can use Evernote for personal or work uses. They have two tiers for that. Or you can get your company to buy it for you and at least one other person, with extra features that benefit the enterprise, not the user.
https://evernote.com/compare-plans
You can use Evernote for personal or work uses. They have two tiers for that. Or you can get your company to buy it for you and at least one other person, with extra features that benefit the enterprise, not the user.