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Paul Sieczkowski | Colliers | Phoenix

Paul Sieczkowski


Senior Executive Vice-President

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Professional Summary

As a senior executive vice president with Colliers, Paul Sieczkowski has been negotiating industrial real estate transactions in the Phoenix area since 1986. He leads a top-producing industrial team that includes Justin Sieczkowski, senior associate; and Mallory Wayne, associate.

Paul and his team specialize in the sale and lease of industrial facilities; land sales to developers and users; build-to-suit facilities for sale or lease; and the sale of single and multi-tenant industrial facilities (investment properties).

A native Arizonan, Paul has extensive local market knowledge and has experienced many market fluctuations in his more than 34 years in the industry. He has a thorough understanding of current conditions and future trends and recognizes that timing is a key factor in real estate decision making and profitability.

Paul maintains excellent relationships with both landlords and users. He is a strong negotiator who focuses on maximizing value for his clients and takes pride in their success. Throughout his career, he has successfully negotiated more than 1,500 sale and lease transactions on behalf of his clients.


  • Ranked by Colliers | Arizona as a Top 10 Producer for decades
  • Ranked as the #1 Industrial Producer 15 times, so far in his career
  • Qualified for Colliers' Everest Club numerous times throughout his career, recognizing the Top 10% of  Revenue Producers in the Americas for Colliers
  • Member of SIOR (Society of Industrial and Office Realtors®) since 2001
  • During his career, Paul has represented clients in transactions ranging from 500 square feet to over 500,000 square feet, including over 1,500 acres of land sales to both developers and users


  • Bachelor of Science, Business Administration, Arizona State University

Memberships & Involvements

  • Society of Industrial and Office Realtors® (SIOR)
  • NAIOP, the Commercial Real  Estate Development Association
  • National Association of Realtors (NAR)


  • The Rockefeller Group Development Corporation
  • Irgens Development
  • EastGroup Properties
  • Snapple Beverage Company
  • Kennedy Associates
  • Buzz Oates
  • Disney Corporation
  • Triumph Corporation


“I’ve known the Colliers industrial team for more than 30 years. They have great market knowledge, deliver exceptional service and consistently look out for their clients’ best interests. The bottom line is I can trust them. That’s why they will continue to handle The Rockefeller Group’s acquisition and leasing for many years to come.”—Thomas E. McCormick, SIOR, Rockefeller Group Development Corporation

“I’ve had several opportunities to work with Paul during the past 30 years. In every instance he provided professionalism, hard work, an understanding of the assignment, a commitment to the client’s needs, and results.”—Barry Bartle, President, Stockdale Management, LLC



Land Sales, Distribution, Warehouses

Service Lines

Landlord Representation, Tenant Representation, Capital Markets

Property Type

Industrial, Land

My Team

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