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Bill Swirtz | Colliers | Phoenix

Bill Swirtz

Vice President

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Professional Summary

As a vice president with Colliers International, Bill Swirtz specializes in office, retail, multifamily and industrial properties, and land development, representing tenants, investors and owners in leasing and investment sales. Leveraging more than 35 years in executive leadership and brokerage, he carefully guide clients throughout the process of leasing, buying or selling properties.

Bill fully understands his clients’ needs and develop real estate strategies that align with their financial goals. With a thorough knowledge of market conditions and property fundamentals, he positions properties to increase liquidity and maximize value.

Clients benefit from his multi-market experience in real estate leasing and sales, property development, facilities management, architectural design, construction and project management.

Serving as a trusted advisor and confidant, Bill cultivates long-term client relationships built on mutual trust and respect. Clients and colleagues consider him to be a highly skilled professional, who is loyal, conscientious, steady and adaptable.

As a C-Level deal maker with more than 35 years of experience in high-profile executive leadership and brokerage, Bill has demonstrated success in creating sustainable revenue pipelines, growing market share, and maximizing operating margins and net income. Throughout his career, he has imbued organizations with a value-driven entrepreneurial zeal and bottom-line focus, which he carries through to guide his clients in making strategic real estate decisions.

Prior to joining Colliers, Bill was president of Swirtz Realty Advisors, LLC, focusing on brokerage, tenant services and real estate development in metro Phoenix. He provided real estate brokerage and consulting services to private equity clients, developers, REITs, insurance companies and institutional investors for national fast food company sites, national gas and oil company sites, retail development sites, and land leases.

Previously, Bill served as president and designated broker of Apollo Development Corporation, a wholly owned subsidiary of the Apollo Group, Inc., parent company of The University of Phoenix. As president, he directed site selection, lease administration, design and construction, process integration, and facility management. Bill designed and implemented comprehensive real estate models to align with corporate objectives. He also managed leasing and brokerage services for the parent company and all subsidiaries worldwide.

During his tenure at Apollo, Bill handled cumulative transactions of $1.5 billion in lease value. He generated significant profits on transactions, including a $20 million profit on the 600,000-square-foot Class A Riverpoint Office Complex and a $5 million profit on the acquisition and sale of a 75,000-square-foot building.


  • Completed 450 lease transactions in 41 states and $2 billion in lease consideration
  • Developed, leased and sold over 3 million square feet of office buildings in metro Phoenix
  • Designed and negotiated 11 build-to-suit office properties in eight different states
  • Most Influential People in AZ Commercial Real Estate in the Past 100 Years – AZRE Magazine
  • Advocate of the Year Award – American Subcontractors Association
  • Best of NAIOP Office Build-to-Suit of the Year Award


  • Bachelor of Science Business Management, Arizona State University
  • Associate Broker's License, Arizona Dept. of Real Estate

Memberships & Involvements

  • Arizona Self-Storage Association (AZSA) member
  • East Valley Women’s League participant
  • East Valley Marine Corp supporter and contributor


Service Lines

Landlord Representation, Tenant Representation, Capital Markets

Property Type

Office, Industrial, Land, Multifamily, Retail


Education Services Group

Featured Research

Apr 16, 2021

2021 Q1 Greater Phoenix Industrial Market Report

The Greater Phoenix industrial market for Q1 2021 saw rental rates continue to climb, increasing over 8% year-over-year. Vacancy decreased 80 bps over-the-quarter, while delivering 2.9 MSF, illustrating very strong tenant activity. Product under construction has reach an all-time high and more is in the pipeline.
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Apr 14, 2021

2021 Q1 Greater Phoenix Office Market Report

Phoenix office market ended Q1 2021 posting -372,905 SF of net absorption, marking the second consecutive quarter of more than 100,000 SF of negative absorption. Direct vacancy increased 80 bps quarter-over-quarter and 150 bps year-over-year to finish first quarter at 13.8 percent.
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Jan 21, 2021

2020 Q4 Greater Phoenix Retail Market Report

The Phoenix retail market ended Q4 with 64,036 SF of negative net absorption, but stayed positive over the year ending at 215,692 SF. Vacancy increased 20 bps over-the-quarter and 60 bps YOY to the rate of 7.9%. Despite national headlines of declining retail rental rates, the Phoenix market held steady.
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Featured News

Apr 20, 2021

Construction of industrial space in Phoenix hits record levels

The Greater Phoenix industrial real estate market maintained a record-breaking pace during first quarter of 2021, according to Colliers’ first quarter report. Construction activity reached an all-time high level, while momentum of net absorption indicates this year will easily outperform 2020.
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Apr 19, 2021

Phoenix office market challenged by pandemic impact

First quarter 2021 brought a significant uptick in office tenant touring and an amplification of business activity to Phoenix, according to Colliers’ office market report. Q1 2021 was the second consecutive quarter of negative net absorption, posting -372,905 square feet during the three months.
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