Located on the east side of the loop in Chicago, Expansive 100 S State Street offers a versatile range of workspace solutions tailored to meet the diverse needs of businesses and professionals. Whether you’re searching for flexible coworking space in Chicago, a fully-equipped private office, or downtown event space, our location provides everything you need to succeed. Designed with modern amenities and productivity in mind, our office space in Chicago combines functionality with a vibrant atmosphere, helping you stay focused and inspired.
Discover a workspace that adapts as your needs evolve, in a prime downtown Chicago location that places you close to key business districts and networking opportunities. Elevate your work experience with our coworking space, office space, and event space in Chicago—all designed to help you achieve your goals.

The Expansive Lounge offers a shared community kitchen, soft seating, work tables, filtered water, and limitless coffee, tea, and espresso.

Equipped for various types of collaboration, our meeting rooms are ideal for both small team huddles and large presentations.

A state-of-the-art training room offers configurable setups for in-person, hybrid, or virtual seminars and events.

Our professional team is available to assist and enhance your experience at Expansive Magnificent Mile in Chicago.

Enhanced security features to ensure safety and privacy across all our Chicago office spaces.






Situated on the fourth floor of a 1957 steel-framed building that formerly housed the Amalgamated Bank, Expansive 100 South State blends mid-century architecture and modern innovation with floor-to-ceiling windows that flood the space with light. This five-floor boutique building offers easy elevator access on a prominent corner and a spacious lounge wrapping around a stunning central stairway.
Access: The center lies within a 5 minute walk of seven major metro lines, with the nearest stations being Monroe, Adams/Wabash, and Washington/Wabash. The office space is located just two blocks from Millennium Park & Grant Park, close to Maggie Daley Park, and nearby the Art Institute of Chicago.
At Expansive, we stand out by owning the buildings we develop and operate as a coworking space. This ownership allows us to offer a wider range of amenities tailored to your needs, so you can grow with us over time. More importantly, it enables us to share the benefits of being an integrated, nationwide property owner with our clients, providing key advantages at significantly lower costs:
Transform your vision into reality with workspaces that evolve with you. Our adaptable Expansive environments are designed to grow and change as your needs do, ensuring that your space always supports your evolving goals
Focus, collaborate, and unlock your full potential in custom-designed spaces that cater to your team’s unique needs and enhance productivity.
Surround yourself with individuals who turn a challenging day into a rewarding experience.
The workplace can be a steady anchor in a world that often feels uncontrollable.
Connect with a workspace strategist on our team today.