Expansive - Pioneer Building
600 1st Avenue, Seattle, WA 98104
- Confirmed Open
Seattle Office Space just Blocks away from Lumen Field (previously CenturyLink Field) - Built in 1892, the Pioneer Building housed mining companies during the Klondike Gold Rush and Seattle’s first speakeasy during Prohibition. The Richardsonian Romanesque-style building earned National Historic Landmark status in 1978 and borders Pioneer Square Park. A flagship property for Expansive on the West Coast, it offers six floors of stunning workspace with hardwood floors, cast iron columns, and a large center atrium lit by skylights running the length of the building.
Office Suite 200B
Office Suite for 23
Starting at $5,999/mo.
6 months min. term
The most comprehensive office suite on the market, purpose-built to delight, inspire, and enable teams of all sizes. All the plug & play support your team needs to be productive and comfortable onsite.
While all suites can be configured and customized to suit needs and budget, the standard configuration offers a furnished office setup with:
- Private entrance
- Kitchen with full-size refrigerator, microwave, and dishwasher
- Furnished conference room with blueboard and wall mounted television
- Private office(s) equipped with desk(s) and chair(s)
- Open area with workspace and optional soft seating area
Office Suite 200C
Office Suite for 13
Starting at $3,399/mo.
6 months min. term
The most comprehensive office suite on the market, purpose-built to delight, inspire, and enable teams of all sizes. All the plug & play support your team needs to be productive and comfortable onsite.
While all suites can be configured and customized to suit needs and budget, the standard configuration offers a furnished office setup with:
- Private entrance
- Kitchen with full-size refrigerator, microwave, and dishwasher
- Furnished conference room with blueboard and wall mounted television
- Private office(s) equipped with desk(s) and chair(s)
- Open area with workspace and optional soft seating area
Office Suite 200D
Office Suite for 13
Starting at $3,399/mo.
6 months min. term
The most comprehensive office suite on the market, purpose-built to delight, inspire, and enable teams of all sizes. All the plug & play support your team needs to be productive and comfortable onsite.
While all suites can be configured and customized to suit needs and budget, the standard configuration offers a furnished office setup with:
- Private entrance
- Kitchen with full-size refrigerator, microwave, and dishwasher
- Furnished conference room with blueboard and wall mounted television
- Private office(s) equipped with desk(s) and chair(s)
- Open area with workspace and optional soft seating area
Office Suite 300E
Office Suite for 7
Starting at $1,899/mo.
6 months min. term
The most comprehensive office suite on the market, purpose-built to delight, inspire, and enable teams of all sizes. All the plug & play support your team needs to be productive and comfortable onsite.
While all suites can be configured and customized to suit needs and budget, the standard configuration offers a furnished office setup with:
- Private entrance
- Kitchen with full-size refrigerator, microwave, and dishwasher
- Furnished conference room with blueboard and wall mounted television
- Private office(s) equipped with desk(s) and chair(s)
- Open area with workspace and optional soft seating area
Office Suite 500A
Office Suite for 26
Starting at $5,599/mo.
6 months min. term
The most comprehensive office suite on the market, purpose-built to delight, inspire, and enable teams of all sizes. All the plug & play support your team needs to be productive and comfortable onsite.
While all suites can be configured and customized to suit needs and budget, the standard configuration offers a furnished office setup with:
- Private entrance
- Kitchen with full-size refrigerator, microwave, and dishwasher
- Furnished conference room with blueboard and wall mounted television
- Private office(s) equipped with desk(s) and chair(s)
- Open area with workspace and optional soft seating area
Office Suite 600B
Office Suite for 19
Starting at $3,499/mo.
6 months min. term
The most comprehensive office suite on the market, purpose-built to delight, inspire, and enable teams of all sizes. All the plug & play support your team needs to be productive and comfortable onsite.
While all suites can be configured and customized to suit needs and budget, the standard configuration offers a furnished office setup with:
- Private entrance
- Kitchen with full-size refrigerator, microwave, and dishwasher
- Furnished conference room with blueboard and wall mounted television
- Private office(s) equipped with desk(s) and chair(s)
- Open area with workspace and optional soft seating area
Private Office for 1-2 People
Private Office for 2
Starting at $448/mo.
1 month min. term
Move-in ready from day one, so all you have to do is plug and play to run your business.
Fully furnished with desk(s), chair(s), and wall-mounted blueboard PLUS blazing-fast direct fiber internet that keeps you online and productive.
Expansive puts your company logo in full color on your office door and in the lobby directory, so your clients know where to find you.
Enjoy nationwide lounge access to shared common areas including kitchen, espresso, and coworking area.
Private Office for 3-4 People
Private Office for 4
Starting at $613/mo.
1 month min. term
Move-in ready from day one, so all you have to do is plug and play to run your business.
Fully furnished with desk(s), chair(s), and wall-mounted blueboard PLUS blazing-fast direct fiber internet that keeps you online and productive.
Expansive puts your company logo in full color on your office door and in the lobby directory, so your clients know where to find you.
Enjoy nationwide lounge access to shared common areas including kitchen, espresso, and coworking area.
Private Office for 5-6 People
Private Office for 6
Starting at $802/mo.
1 month min. term
Move-in ready from day one, so all you have to do is plug and play to run your business.
Fully furnished with desk(s), chair(s), and wall-mounted blueboard PLUS blazing-fast direct fiber internet that keeps you online and productive.
Expansive puts your company logo in full color on your office door and in the lobby directory, so your clients know where to find you.
Enjoy nationwide lounge access to shared common areas including kitchen, espresso, and coworking area.
Private Office for 7+ People
Private Office for 8
Starting at $991/mo.
1 month min. term
Move-in ready from day one, so all you have to do is plug and play to run your business.
Fully furnished with desk(s), chair(s), and wall-mounted blueboard PLUS blazing-fast direct fiber internet that keeps you online and productive.
Expansive puts your company logo in full color on your office door and in the lobby directory, so your clients know where to find you.
Enjoy nationwide lounge access to shared common areas including kitchen, espresso, and coworking area.
Amenities & Services
WiFi
24/7 Access
Bike Rack
Coffee/Tea
Door w/Lock
Entry
Filming Allowed
Filtered Water
Furnished
Health & Safety Policy
Kitchen
Mailbox Services
Meeting Rooms
Phone
Print/Scan/Copy
PRO
Room Set-up
Storage
TV/Monitor
Video Conference
Whiteboard
Window View
Space Types
Meeting Space
Office
Desk
Event Space
Training Room
Suite
Expansive - Pioneer Building
600 1st Avenue, Seattle, WA 98104
Reviews
Shawn M.
5
Easy check in, comfortable space.
Hourly Workspace • 03/29/2023
Lounge Pass at Expansive - Pioneer Building
600 1st Avenue, Seattle, WA 98104
Anonymous
5
Fantastic space and a short walk to King Street Station and Amtrak
Hourly Workspace • 01/18/2023
Lounge Pass at Expansive - Pioneer Building
600 1st Avenue, Seattle, WA 98104
Doug F.
5
Great meeting space. Fun building and attentive team on site!
Hourly Workspace • 04/11/2019
Conference Room 1 at Expansive - Pioneer Building
600 1st Avenue, Seattle, WA 98104
cw C.
5
Hourly Workspace • 03/04/2019
Conference Room 1 at Expansive - Pioneer Building
600 1st Avenue, Seattle, WA 98104
Justin M.
5
So convenient. Will definitely book again.
Hourly Workspace • 12/18/2017
Conference Room 1 at Expansive - Pioneer Building
600 1st Avenue, Seattle, WA 98104
Anonymous
5
Hourly Workspace • 10/17/2017
Conference Room 1 at Expansive - Pioneer Building
600 1st Avenue, Seattle, WA 98104
Drew H.
5
Hourly Workspace • 05/17/2017
Conference Room 1 at Expansive - Pioneer Building
600 1st Avenue, Seattle, WA 98104
Richard Y.
5
Hourly Workspace • 05/12/2017
Conference Room 1 at Expansive - Pioneer Building
600 1st Avenue, Seattle, WA 98104
Lisa F.
5
It was great! I think the only problem we had was with the whiteboard markers drying out, but they mentioned they had just ordered new ones.
Hourly Workspace • 05/05/2017
Conference Room 1 at Expansive - Pioneer Building
600 1st Avenue, Seattle, WA 98104
Amy D.
4
Hourly Workspace • 03/23/2017
Conference Room 1 at Expansive - Pioneer Building
600 1st Avenue, Seattle, WA 98104
Michael S.
4
Hourly Workspace • 01/26/2017
Conference Room 1 at Expansive - Pioneer Building
600 1st Avenue, Seattle, WA 98104
Allie V.
5
Super easy booking. Machaela was great and made renting the space a breeze. We will definitely be back in the future.
Hourly Workspace • 01/13/2017
Conference Room 1 at Expansive - Pioneer Building
600 1st Avenue, Seattle, WA 98104
Darrell W.
5
/The conference room worked out just fine for us. Good location, easy to reserve, and staff was helpful. Thanks.
Hourly Workspace • 11/21/2016
Conference Room 1 at Expansive - Pioneer Building
600 1st Avenue, Seattle, WA 98104
Scott F.
5
Great space!
Hourly Workspace • 11/03/2016
Conference Room 1 at Expansive - Pioneer Building
600 1st Avenue, Seattle, WA 98104