As an associate vice president with Colliers, Justin Sieczkowski specializes 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). He is a member of the top-producing industrial team of Paul Sieczkowski, senior executive vice president, who has over 36 years of experience in the Phoenix area; and Mallory Wayne, associate. Throughout the property marketing, negotiation and transaction process, Justin facilitates sales and leases that are beneficial to the team’s clients. He focuses on helping clients achieve their commercial real estate objectives, monitoring current market conditions, and keeping clients fully informed about trends that impact their real estate decisions. Clients benefit from Justin’s skills in sales, customer relationship management, strategic planning, communications and targeted prospecting. He is committed to providing quality service and building long-term relationships. Previously, Justin served as a research associate for Colliers for the Arizona region. In that role, he compiled market statistics for each property type, maintained sales and lease comp databases, monitored tenant activity, and conducted industry research using various in-house and on-line resources.
Nov '26
$1.35 USD /SF/yr
Office, Flex - For Rent$10.20 USD /SF/yr
Industrial - For Rent$15.96 USD /SF/yr
Industrial - For Rent$13,515,000 USD
Distribution - For Sale85,000 SF | Request Cap Rate
$15.36 USD /SF/yr
Office - For Rent$320,000 USD
Commercial Land - For Sale31,363 SF
RENT WITHHELD
Office - For RentRENT WITHHELD
Industrial - For RentPRICE WITHHELD
Industrial Land - For Sale2,178,000-35,849,880 SF
Dec '25
RENT WITHHELD
Industrial - For RentOct '26
$16,000,000 USD
Manufacturing - For Sale66,813 SF | Request Cap Rate