I understand that you find it helpful to be able to delete subcontractors, @nicole-theartful.
Currently, this option is unavailable in QuickBooks Online. However, we appreciate your suggestion and would like to hear more about your thoughts on this matter. You can send us your feedback, and our developers will consider adding this feature in the future. To provide your feedback, follow these steps:
Here's how:
You can go to the Gear icon.
Under the Profile column, press the Feedback button.
Write your product suggestion, then click Next.
Furthermore, our Product Development team receives your thoughtful comments (QBO) through the feature request tracking QuickBooks Online Feature Requests website.