Taiwan-based firms, Propersys Corp, Muaqua Engineering and Gold Stone Dev, acquire 41.7-acres of land at Mack Innovation Park amid TSMC buildout

8/19/2026

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Phoenix Business Journal

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• Subcategory: Industrial: Manufacturing

• Tag: Economic Development | Sale

• Additional Filters-Subcategory: Industrial: Semiconductors-Suppliers

Highlights
TSMC suppliers close land deals at Mack Innovation Park in Deer Valley
Propersys Corporation, Muaqua Engineering, and Gold Stone Development Co. acquired 41.7 acres
Mack Real Estate Group has also announced industrial buildings at Halo Vista near TSMC's campus