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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
Justin Ulfig
Operations Analyst
Sam Frishman
Portfolio Manager
Andrew Frank
Portfolio Manager
Brian Tucci
Assistant Portfolio Manager
Adam Edwards
Portfolio Manager
Joseph Cisneros
Assistant Portfolio Manager
Cara Young
Portfolio Manager
Nolan Kremer
Assistant Portfolio Manager
Jaret Marchetti
Portfolio Manager
Deitz Brooks
Assistant Portfolio Manager

Our Mission

Cornerstone is committed to making urban Denver a place where people want to live and thrive.

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!

JOIN THE TEAM