Bring your business here! Professional office space that can grow with your business. Single Offices and Muliti Office Suites Available. Customization with room to Grow. All Suites come with one Phone Line, Include Internet Services. CAM Included in Rent. Leases designed for your business to succeed with ours! 805 30th Ave is a Retail Building. Subway has been a Core Tenant since building was built. 819 30th Ave is an Office Building with two stories of multiple tenants. Both Buildings sit on the same property on the Busy Corner of 8th St South and 30th Ave, Just south of Interstate 94.