About Regent

Regent Medical Office Buildings, LLC (“Regent”) is a captive real estate portfolio management company, specializing in the medical office building (“MOB”) sector of the market. The success of Regent has grown out of the vision of Dr. John Hajjar and his goal of maximizing investment value through strategically aligning his medical operating companies with his real estate holdings.

Regent’s proven expertise encompasses the following disciplines:

  • Value driven acquisition
  • Development
  • Leasing
  • Capital markets
  • Property management

Regent currently manages a portfolio of nearly 400,000 square feet valued at approximately $175,000,000.

Executive Team

John H. Hajjar, M.D., FACS

John H. Hajjar, M.D., FACS Chairman & CEO

  • Beginning in 1990s, founded and managed Sovereign’s Predecessor Companies
  • Board Certified Urologist and practicing physician until 2014
  • Awarded E&Y Entrepreneur of the Year 2014 Award in the Health Systems category in New Jersey
Darren McDonald

Darren McDonald Property Manager – Maintenance Operation Manager

  • Property Management
  • Tenant Relations
  • Vendor Management
  • Maintenance Operation Management
  • Construction & Project Management
Randal Andrade

Randal Andrade Mechanical & Maintenance Management

  • Supervisor of Field Maintenance
  • Field Employee Management
  • Building Inspection Management
  • Vendor Relations
  • Invoicing of “In House” Maintenance


Contact Us

201 834 1100

85 Harristown Road
Glen Rock, NJ 07452