Lease Proposals for Mason-Ehrman Annex Building

Prosper Portland is soliciting lease proposals for approximately 20,000 rentable square feet of creative flex space in the historic Mason-Ehrman Annex Building in Portland, Oregon.

Prosper Portland


General
Open
Jul 20, 2026 11:59 PM
Jun 15, 2026 12:01 PM
5 years base + options: 7 years, 10 years
Other
Local
Contact
Ember Breckenridge
assetmanagement@prosperportland.us
+15038233200
220 NW 2nd Avenue, Portland, OR, USA
Submission Instructions
Online
Description

Prosper Portland is seeking lease proposals for retail, office, or flex space within the Mason-Ehrman Annex Building, located at 208 NW 5th Avenue in Portland, Oregon's Old Town/Chinatown Cultural Historic District. The building offers approximately 9,900 square feet of creative flex space on the ground floor and an additional 9,900 square feet of finished basement space. The property includes secured bike storage, employee lockers, and showers, and is conveniently served by public transportation. This solicitation is a Call for Offers and is not subject to public procurement rules such as ORS 279a, ORS 279b, or ORS 279c. Interested parties are encouraged to submit proposals by July 20, 2026. Prosper Portland encourages the participation of certified minority-owned, women-owned, disadvantaged businesses, and emerging small businesses.

Classification Codes
NAICS531120Lessors of Nonresidential Buildings (except Miniwarehouses)
PSCX111Lease/Rental of Office Buildings
Smart Codes
commercial lease spacehistoric building renovationcreative office flex space
Specifications
Service Only
Timeline
Jun 15, 2026 12:00 PM-Call for Offers Issued
Jul 10, 2026 12:00 PM-Space Walk-Throughs (optional)
By Appointment
Jul 10, 2026 12:00 PM-Last Day to Request Clarification
Jul 14, 2026 12:00 PM-Consolidated Q&A Issued
Jul 20, 2026 12:00 PM-Lease Proposals Due
Jul 24, 2026 12:00 PM-Candidate Interviews (optional)
Anticipated
Jul 31, 2026 12:00 PM-Landlord Responses
Aug 07, 2026 12:00 PM-Lease Term Sheet Signed
Requirements
Required
  • General Liability — $1,000,000.00
  • General Liability — $2,000,000.00
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