Doan Brook is a real estate advisory and investment firm focused on delivering above market returns across a range of real estate asset classes.

In Memoriam

Sidney Unobskey, international real estate developer, philanthropist, husband, father, and grandfather passed away in January 2021.

Sidney Unobskey | Obituary | Bangor Daily NewsSidney was an early innovator in shopping mall development in Europe, Australia, and the United States. Later projects were conceived and built in Hawaii, Australia, Singapore, and Malaysia. He pioneered the concept of multiple movie theaters under one roof.

Sidney created value well beyond real estate.

In 1967, Sidney worked closely with Senator Robert Kennedy on the redevelopment of Bedford-Stuyvesant. He then worked closely with Senator Kennedy on the 1968 presidential campaign.

In 1991, Sidney was appointed Chairman of the San Francisco Planning Commission to help lead the city’s recovery from the 1989 earthquake. 

In 2006, he was appointed to the Roosevelt Campobello International Commission by President George W. Bush, where he served until 2020. 

Sidney supported the St. Croix River Valley his entire life, including the Unobskey Scholars Program to provide scholarships for disadvantaged youth to attend Phillip’s Academy, Andover.

Sidney earned degrees from Phillip’s Academy, Andover, and Yale, where he endowed a Chair in American History.



1MM SF of academic medical center and clinical specialty facilities in two states, including family health and service centers with primary care, specialty services, and outpatient surgery. Additional healthcare work includes a 290-room, 12-story, 500,000 SF hotel conference center and a 160-room wellness hotel.

Mixed Use

15MM Class A GLA and over 10,000 fee simple or multifamily units in seven states, including 48 anchors and over 2,200 specialty tenants. Multi-screen entertainment, structured parking, public libraries, and strategic partnerships.


Transactions encompassing 400+ branch locations and 1,500 ATMs in five states with over $40 billion in assets and $30 billion in deposits; regional merchandising strategies for a 500-store big box retailer; and strategic alternatives for a 190-store domestic specialty kitchen retailer.

Stewardship & Conservation

2MM acres of direct purchase and conservation easements for critical land, water, and habitat, including headwaters forests, rivers, lakes, watersheds, groundwater, and open land; representative stakeholders include cities, ranchers, farmers, sportsmen, recreational users, industry, agencies, and conservationists.


Our ambitious mindset and innovative tool kit enable us to help deliver above market returns across a range of real estate asset classes.

  • Due Diligence
  • Feasibility
  • Entitlements
  • Financing/Refinancing
  • Repositioning
  • Branding Analysis
  • Asset Management
  • Redevelopment
  • Conservation Easements
  • Development Agreements
  • Operational Analysis
  • Property Improvement Plan
  • Development Management
  • Dispositions
  • Market Research
  • Owners Representation


Don Gest

C: 216.650.6211



August 2021 Retail Numbers

August retail sales increased 15.1% year over year. Standout categories were food service +31.9%, gas stations +35.7%, and apparel +38.1%. Other standouts are electronics & appliances +18.1% and sporting goods/hobby +19.8%. Sporting goods/hobby and food & beverage saw the highest acceleration from July to August.