Role & Responsibilities

Professional Expertise

As senior director with Cushman & Wakefield/Commerce’s Brokerage Services Group, Sean Barnes brings over eighteen years of experience in real estate advisory and commercial brokerage services. He has represented many well-known and highly regarded Puget Sound based companies focusing primarily on real estate portfolio strategies. Sean’s specializes in portfolio assessment, financial analysis, strategic planning, lease acquisition and disposition, and investment sales. His expertise has been instrumental in assisting clients such as Clearwire, Fluke, and F5, develop and implement successful portfolio strategies throughout the world.

Prior to joining Cushman & Wakefield/Commerce, Sean Barnes was senior vice president with Jones Lang LaSalle and the Staubach Company. Sean has also provided acquisition and disposition services with Madison Realty Group, where he was responsible for the identification of property acquisition candidates, underwriting investment opportunities, analyzing repositioning strategies, equity partnerships, and debt placement. While there, he successfully completed sale transactions totaling over three million square feet of office and retail properties.

Clients Served

  • Advanced Micro Devices
  • Boston Scientific
  • CBS Corporation
  • Cisco
  • Clear Channel
  • Clearwire
  • Ericsson
  • F5 Networks
  • Fluke Corporation
  • Great American Insurance
  • Goldman Sachs
  • HDR Engineering
  • Kimberly Clark
  • Lockheed Martin
  • Morgan Stanley
  • Terex
  • T-Mobile
  • United Healthcare
  • UW Medicine Clinics
  • XO Communication

Professional Recognition

  • Seven time National Top Performer, Jones Lang LaSalle
  • Two time #1 Producing Broker Seattle, Jones Lang LaSalle



Search Results

2 Records Found

4237 24th Ave W

4237 24TH W. AVE.
Seattle, WA
County: King
Sean Barnes
(206) 521-0240
View all Listings from Sean
Sale Price: $4,100,000
Lease Rate: N/A
Building: 13,365 SF
Available: 0 SF
Major Use: Industrial

Northwest Face

1200 N Northgate Way
Seattle, WA
County: King
Sean Barnes
(206) 521-0240
View all Listings from Sean
Sale Price: N/A
Lease Rate: N/A
Building: 7,447 SF
Available: 5,672 SF
Major Use: Office