About Cornerstone

Cornerstone Property Services is an Arizona real estate management company that provides quality management of multi-family, single-family and commercial property. We offer our clients the type of service and expertise that comes from over twenty-six years of experience in apartment, office, retail and single-family management.

Larry LeSueur, President & CEO, leads the company. Dave Zupancic heads the single-family division. Property owners benefit from their extensive background and expertise in real estate management and investment. Their dedication to service, integrity and care for a variety of properties currently under management has built long-term relationships with investors and clients.

Larry, Dave and their property management team specialize in management across the Metro Phoenix area. Cornerstone’s drive and commitment helps client properties stay on the cutting edge of the ever-changing markets.

Mission Statement

The ultimate goal of Cornerstone Property Services is to maximize the cash flow and enhance the property value of our client's investments. We understand that the primary value of our company is our relationship with our clients. Therefore, we strive to provide the highest quality service with honesty, integrity and professionalism.

Brokerage Services

Cornerstone offers brokerage services for buyers, sellers, landlords and tenants. Our ultimate goal is to match client needs with the best available properties.

Our Philosophy

Act with honesty, integrity, and professionalism. Provide expertise in sales, leasing, and investing.

Our Services



Investment Analysis/Due Diligence

Portfolio Analysis

Capital Syndication

Oversee Property Rehabilitation

Buyer/Seller Representation

Contract Writing and Negotiation

Property/Site Selection

Leasing and Sales Landlord/Tenant Representation

Property Selection

Lease Negotiation

Coordinate Tenant Improvements