Flexible workplace solutions
Deloitte Building
Deloitte Building at 100 South 4th Street in St. Louis offers prime offices and coworking spaces. Enjoy proximity to Gateway Arch and Busch Stadium, enhancing your business visibility and client access. Walk to premier dining and cultural landmarks, ensuring convenience and a professional image for your team.
Get a quote
Receive personalized pricing and workspace solutions aligned perfectly to your business requirements.
Book a centre tour
Schedule a guided visit and experience our workspace facilities firsthand.
Book a meeting room
Reserve fully equipped meeting rooms ideal for presentations, client meetings, or team collaborations.
Book a day office
Secure a private office by the day—ideal for productive, focused work.
Book a cowork day pass
Enjoy flexible, immediate access to shared workspaces on demand.
Buy a virtual office
Establish a prestigious business address with professional mail and call-handling services.
Buy an access plan
Unlock flexible, convenient access to Regus locations globally with a membership tailored to you.
Download the app
Easily manage your workspace bookings and services anytime, anywhere with the Regus mobile app.

Your membership includes more than just workspace
- activity_zone
Widest product range
Our products are flexible, giving you the freedom to grow at your own pace without long-term commitments.
- person_raised_hand
Support team
Support staff to help you and your guests, from reception services to back-office functions such as IT.
- diversity_1
Community network
By joining Regus, you’ll gain access to a vibrant business community including networking events.
- mobile_sensor_lo
The Regus app
Manage everything with the Regus mobile app, from bookings to controlling agreements, and getting support.
Products and service at Deloitte Building

Individual private offices
Prices from $ 10
Per person per day

Small team offices
Prices from $ 10
Per person per day

Day coworking
Prices from $ 39
Per day

Virtual office plans
Prices from $ 4
Per day

Meeting rooms
Prices from $ 39
Per hour

Medical offices
Please call us

Large team offices
Prices from $ 10
Per person per day

Business address
Prices from $ 4
Per day

Day offices
Prices from $ 109
Per day

Hourly offices
Prices from $ 20
Per person per hour

Beauty and wellness suites
Please call us

Office access plan
Prices from $ 18
Per person per day

Dedicated coworking desk
Prices from $ 10
Per person per day

Hourly coworking
Prices from $ 5
Per person per hour

Full floor offices
Please call us

Specialist offices
Prices from $ 10
Per person per day

Company registration
Please call us

Training rooms
Prices from $ 39
Per hour

Collaboration spaces
Prices from $ 20
Per person per hour

Event spaces
Please call us

Interview rooms
Prices from $ 39
Per hour

Workplace recovery
Please call us

Enterprise access plans
Please call us

Call answering
Prices from $ 4
Per day

Entire buildings
Please call us

Boardrooms
Prices from $ 39
Per hour

Coworking access plan
Prices from $ 9
Per person per day

Workplace portal
Please call us

Workplace technology
Please call us

Conference rooms
Prices from $ 39
Per hour
About Deloitte Building
What makes this location special
Located in the heart of St. Louis, the Deloitte Building offers prime commercial relevance, surrounded by key corporate entities and government offices like St. Louis City Hall. Its strategic position near major landmarks such as the Gateway Arch enhances visibility and credibility. Well-connected via local transport and highways, it ensures easy access for clients and decision-makers. The proximity to SSM Health Saint Louis University Hospital and educational resources supports professional growth and hiring. Flexible workspace options, including offices and coworking, provide operational efficiency and cost management, ideal for businesses aiming for success in a dynamic urban setting.
You’re part of a much bigger network
Regus in St. Louisnorth_east
In St. Louis, the Cortex Innovation Community and downtown's financial hub create prime opportunities for businesses in healthcare and biotechnology. The proximity to Washington University ensures a steady talent pipeline. With serviced offices and coworking spaces, businesses benefit from excellent connectivity via St. Louis Lambert International Airport and major highways.
Amenities available
- grocery
Vending Machines
- local_parking
Parking
- restaurant
On-site Restaurant
- weekend
Business Lounge
- adaptive_audio_mic
Meeting Rooms
- commute
Major Transport Links
- accessible
Wheelchair Accessible
- location_city
City/Town Center
- chair
Common Areas
Where to find us
Address
100 South 4th Street Deloitte Building, Suite 550, St. Louis, MO, 63102, USA
24/7 Access
For private office and dedicated cowork customers
Nearby information

Prime Downtown Location
Located in the heart of St. Louis, our workspace in the Deloitte Building places you steps away from key landmarks like Gateway Arch National Park. This iconic site offers a serene environment for a midday break or inspiration for your team. Surrounding our flexible office space, you’ll find a vibrant mix of business, culture, and history, making it an ideal base for professionals seeking convenience and connectivity in a thriving urban setting.
Excellent Transport Links
Our location at 100 South 4th Street ensures seamless access to transportation. The nearby Gateway Multimodal Transportation Center connects you to Amtrak trains and regional bus services, simplifying commutes for your team and clients. For those traveling further, St. Louis Lambert International Airport is within easy reach, offering domestic and international flights. These transport options make our serviced office a strategic choice for businesses on the move.
Cultural and Recreational Opportunities
The area surrounding our workspace is rich with cultural and leisure destinations. Take a break to explore the historic Old Courthouse or attend a game at Busch Stadium in the nearby ballpark district. For team-building or client entertainment, the repurposed St. Louis Union Station offers dining and attractions, while Kiener Plaza provides a relaxing outdoor space to recharge. These amenities create opportunities to balance productivity with recreation.
Proximity to Key Institutions
Positioned near the Thomas F. Eagleton U.S. Courthouse, our shared workspace is ideal for businesses with legal or governmental connections. The surrounding business district also hosts a range of corporate offices, fostering collaboration and networking opportunities. Whether you're meeting clients or attending events at the Enterprise Center, this central location supports your professional goals while keeping you plugged into the dynamic St. Louis business community.
Nearby locations
The Regus difference
Joining Regus brings you the freedom, value and flexibility that every business needs:
A workspace for every budget
Pay only for the space that you use
Workspace when and where you need it
Space immediately available with no lead times
Simple, all-inclusive pricing with no capital expenditure required
Total flexibility in room options, sizes and setup
Say hello to a new way of working.
Submit your details and we’ll show you what makes Regus different.


















