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Meet the Team

Seattle Area Investment Real Estate Sales and Management

Capstone Brokers

All our brokers value honesty, collaboration, efficiency and customer service. Dedicated to their business and their clients, brokers at Capstone are always at the top of their game. As a result, we take immense pride in everything we do at Capstone Commercial Real Estate, and will continue to be devoted to each and every one of our clients. through every step of the process.


John Downing, CCIM John Downing, CCIM
Ryan Downing, CCA, CPSP Ryan Downing, CCA, CPSP
Cory Walken Cory Walken
Zak Downing Zak Downing
Jen Maxfield Jen Maxfield
Patrick Riley Patrick Riley
Nori Coulon Nori Coulon
Rob Downing Rob Downing
Tammy Hannel Tammy Hannel
Mary Jusko Mary Jusko
John Downing, CCIM
Managing Broker/Principal

John Downing was a founding partner at Westlake Associates Commercial Real Estate and also The Foundation Group Commercial Real Estate. John has a vast knowledge of Commercial Investment Property Brokerage as well as over $650,000,000 in completed transactions.

John is a graduate of the University of Washington’s Commercial Real Estate Certificate Program and has been awarded the designation of CCIM (Certified Commercial Investment Member) by the Realtors National Marketing Institute. This designation is earned upon completion of a graduate level curriculum and attainment of a level of qualifying experience. CCIM’s are recognized experts in commercial real estate brokerage, leasing, asset management, valuation, and investment analysis.

Ryan Downing, CCA, CPSP

Ryan Downing is a lifelong commercial real estate management and sales professional. Having started his real estate career back in 2001 with the highly respected Seattle area firm of Westlake Associates.  Ryan is very proud to have become the youngest partner in Westlake Associates history and still to this day remains very close with multiple brokers at Westlake Associates. Ryan has been part of numerous real estate development projects while working at Eastlake Property Group, including both ground up condominium development and condominium conversion projects.

Additionally, Ryan has been involved in property subdivision and townhouse entitlement work. Currently, Ryan is involved in numerous real estate partnerships formed to invest in commercial real estate assets.  Since he started in commercial real estate back in 2001, Ryan has been involved in over 100 real estate transactions totaling almost $225 Million in value.  This experience covers land, retail, office, multifamily, mixed-use, and residential real estate.  He also holds the Certified Professional Salesperson (CPSP) Designation from the National Association of Sales Professional (NASP) and the Certified Commercial Advisor (CCA) Designation from the National Association of Real Estate Advisors (NAREA).

Cory Walken
Senior Broker

Cory serves as a Senior Broker at Capstone Commercial Real Estate Advisors. Cory has extensive multifamily experience and market knowledge bringing 15 years of commercial real estate experience to his clients.

Prior to joining Capstone, Cory was a Senior Vice President at Madison Partners focusing on the sale of multifamily assets and throughout the Puget Sound region and was awarded Top Listing Broker and Top Selling Broker at Marcus & Millichap.

Cory focuses on the exclusive representation of multifamily owners in property dispositions and of selected buyers in property acquisitions. Consultation services are also provided for asset valuation, buy/sell and market analysis. This expertise combined with modern technological capabilities provides a streamlined, professional service for his clients.

Cory lives in Seattle with his wife and their two children.

Zak Downing
Property Manager

Zak Downing is a property manager specializing in Seattle area multifamily real estate. Currently, Zak manages a portfolio totaling over 150 apartment units valued at over $20 million. Focusing on in-city real estate Zak enjoys managing properties in Ballard, Queen Anne, and West Seattle.

Zak is a graduate of the University of Portland with a Bachelor of Arts Degree in Organizational Communications.

Jen Maxfield
Property Manager

Jeannette Maxfield is a property manager specializing North Seattle and Snohomish County multifamily real estate. Jeannette manages a portfolio totaling over 100 units valued over $12 million. Jeannette has been a Licensed Broker in Washington State since 2004.

Professional Experience includes:

Property Manager, Capstone Commercial Real Estate Advisors, Seattle, WA
Property Manager, The Foundation Group, Seattle, WA
Property Manager, Westlake Associates, Inc. Seattle, WA

Patrick Riley
Senior Broker

Patrick Riley is a Senior Broker with Capstone Commercial Real Estate Advisors. Patrick focuses on Multifamily investment property brokerage and management. As a Broker his primary goal is to provide genuine and knowledgeable service for those who need personalized experience when selling or buying their investment real estate.


Prior to joining Capstone Commercial, Patrick Riley was a Broker at Paragon Real Estate Advisors in Seattle, WA.

Nori Coulon
Broker/Property Manager

Nori Coulon began her real estate career in 2001 as a property manager with Westlake Associates, Inc. located in Seattle, WA. Nori then moved to The Foundation Group in 2006 to continue her successful property management business.


In 2013, Nori decided to bring her book of business to Capstone Commercial Real Estate Advisors. Nori is a multifamily and commercial property management specialist.

Rob Downing
Commercial Property Investment Advisor

With a career spanning 28 years, Rob’s focus is on institutional and private-client investment property sales in the Western United States.

Rob began his career in Seattle, WA with the development firm, Harmon & Associates before joining Kidder Mathews, quickly rising to partner and Vice President. He has also held the positions of President of Summit Property Group, Vice President at NAI Horizon and holds the position of Director of Real Estate for IWG Group (parent company to Regus and SPACES) for Western and Southern U.S.

At IWG Rob was responsible for 1,270,000 SF of office leasing last year (25 leases) with a total
transaction value of over $780,000,000 in addition to his personal investment sales transactions. Career highlights also include multi-family redevelopment, condominium conversion, office, retail and industrial sales and portfolio management. Rob brings a sophisticated approach to Capstone Real Estate Advisors
to help our client partners realize their investment objectives.

Rob has three children, lives in Phoenix, AZ, has a bachelor’s degree in business from Central Washington University and has completed several marathons and an Ironman triathlon.

Tammy Hannel
Tammy Hannel

Tammy is one of our head bookkeepers and an important part of our team.

Mary Jusko
Mary Jusko

Mary has been the “go to” bookkeeper for brokers at Capstone Commercial since the early years when they were still at Westlake Associates, Inc. She is a part of the Capstone Commercial family and without her we would not have the success that we have today. She is one of the hardest working people in the office and a pleasure to be around.

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