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Professional office workspaces
available for sublease

Banister welcomes you to join our community of professionals on the third floor of Seattle's Historic Stimson-Green Mansion. 

Our thoughtfully appointed workspaces offer an environment that is well-suited for a range of business purposes, including mental health and counseling providers and their patients, legal and financial service professionals and their clients, or small teams seeking a quiet space to focus, collaborate, and create in a unique setting.

​Interested in learning more and to arrange for a tour?

Available as of October 1, 2025, we will have openings for new private and fractional sublease tenants who share a commitment to safety, professionalism, empathy, and compassionate care for patients and clients. See below for openings.

Limited Availability for Private & Fractional Workspaces

Shared Third-floor Waiting Room, Kitchen, Washroom & Storage

The Singer Room

 

Not Available

 

Located at the southwest-facing side of the building. Suitable as a private office and for client appointments and meetings.

259 sq ft -- unfurnished

This space is not currently available.

The Bee Room

 

Not Available

 

Located at the southeast-facing side of the building. Suitable as a private office and for client appointments and meetings.

234 sq ft -- unfurnished

This space is not currently available.

The Banister Room

Available September 1, 2025

FRACTIONAL SHARED WORKSPACE

Fully Furnished

This charming 305 square foot "corner office" is located in the northwest portion of the building. Suitable as a shared workspace for a small team of up to 3 people, as well as for individual client appointments, couples sessions, small group trainings, and events for up to 10 people.

 

 Shift-based Rent (including ALL utilities, WiFi, supplies) =  $28/hour

 

Approximately 100+ square feet of additional storage included

Available for 6, 12, 24, or 36-month lease terms

FREE parking for patient/clients at street-level, building lot for short term use

Dedicated paid parking spots available in secure garage behind building     (managed by the WA Trust for Historic Preservation)

Recurring weekday/time "shifts" currently available each month: 

Mondays, mornings until 10:00am & evenings after 5:30pm
Tuesdays, mornings until 1:00pm & evenings after 5:00pm
Wednesdays, only evenings after 6:00pm
Thursdays, late-afternoons into evenings after 4:30pm
Fridays, early-afternoons into evenings after 1:00pm

Interested? Click to learn more about this sublease opportunity and schedule a tour.

PHOTOS ~ The Banister Room

The Trunk Room

Available October 1, 2025

PRIVATE, SECURED OFFICE

Unfurnished

 

This large, light-filled 375 square foot office is located at the northeast-facing side of the building. Suitable as a shared workspace for a small team of up to 5 people, as well as for individual client appointments, couples/group sessions,              trainings, and events for up to 15 people.

 

Monthly rent (including ALL utilities, WiFi, supplies) =  $1,625

 

Approximately 200+ square feet of additional storage included

Available for 12, 24, or 36-month lease terms

FREE parking for patient/clients at street-level, building lot for short term use

Dedicated paid parking spots available in secure garage behind building     (managed by the WA Trust for Historic Preservation)

Interested? Click to learn more about this sublease opportunity and schedule a tour.

PHOTOS ~ The Trunk Room

Available Workspaces

Not Currently Available

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