ABOUT US
Great people who provide great living experiences.

260+
Properties under our management
110
Dynamic and customer-focused employees
21
Desirable and growing neighborhoods to live in
Our Story
Cornerstone Apartment Services, Inc. focuses exclusively on managing apartment properties in Denver’s urban core. As the largest apartment and fastest growing management company in central Denver, we offer the widest range of apartments in Denver’s most desirable neighborhoods. We use our scale to generate leasing traffic, reduce operating costs, and attract dynamic and engaged employees.
The Cornerstone Team

Jim Lorenzen
President & Founder

Charlie Hogan
Chief Executive Officer

Marc Hruby
Chief Financial Officer

Kathy Hooper
HR Director

Jake Smith
Operations Director

Paul Mann
IT Manager

Allie Seay
Transaction Manager

Justin Ulfig
Operations Analyst

Max Clark
Regional Portfolio Manager

Mike Coleman
Regional Portfolio Manager

Cara Young
Regional Portfolio Manager

Michael Halligan
Regional Portfolio Manager

Sam Frishman
Portfolio Manager

Andrew Frank
Portfolio Manager

Brian Tucci
Portfolio Manager

Adam Edwards
Portfolio Manager
Our Mission
Cornerstone is committed to making urban Denver a place where people want to live and thrive.



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Our Culture
Check out what's happening in our office, explore new restaurants and features in Denver and even learn how to design your apartment by following us on social media.







Not just apartments. We have jobs too!
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