Resources for Mercer Island Business Owners

Mercer Island businesses provide critical services and create vibrancy in the Island community. This page provides a central hub for existing businesses to access the information they need to be successful. Click each button to learn more about zoning, permitting, taxes, and more. Still have questions? Contact the Community Planning & Development department for assistance navigating City requirements related to your business. 

Opening a new business or expanding from a home-based business to a storefront? Check out our New Business Checklist for key steps to consider before signing a lease.