Jeff Manas

Jeff Manas

Managing Director, Head of Environmental and Property Condition Services

Current responsibilities

Jeff Manas has joined JLL VA as the National Practice Lead for Environmental & Property Condition Services as part of the Value and Risk Advisory team. Jeff’s primary focus will be to build and run this due diligence piece of business inside JLL’s Value and Risk Advisory practice, with the goal of creating a unified best-in-class resource of all third party reports for our clients.


Prior to joining JLL VA Mr. Manas’ was the Senior Managing Director and National Head of Assessment Services for CBRE’s Assessment & Consulting Services (ACS) division, leading a team of engineers, architects and environmental professionals in real estate consultative and due diligence services to agency lenders, mortgage brokers, institutional managers, investors, life insurance companies, pension advisors, asset managers, REITs and corporate real estate departments.

Previous to leading CBRE’s ACS division, Jeff was a tenant rep broker in Washington, D.C., and the President of IRIS Consultants, a full-service national real estate advisory firm specializing in the support of transactional disposition, maintenance and brokerage of multifamily assets. Since 2002, Jeff has also held various positions in the commercial real estate industry, having performed thousands of Phase I ESA & PCA inspections across the United States, Canada, Mexico, and the Caribbean.

Mr. Manas is currently licensed as a Real Estate Salesperson in the District of Columbia, Maryland and Virginia, and is an Environmental Professional as well as a California Registered Environmental Assessor.

With extensive hands-on experience and expertise in commercial real estate due diligence and brokerage, Mr. Manas provides his clients with real-world solutions to ensure comprehensive and cost-effective strategies, distilled to the unique and customized requirements of their scopes of work across all national sectors and markets.


  • Pace University, Pleasantville, NY, Bachelor of Arts Environmental Studies

Current Licenses:

  • Value and Risk Advisory
  • California, Registered Environmental Assessor (REA)
  • US EPA Qualified Environmental Professional (QEP)
  • District of Columbia, Real Estate License
  • Maryland, Real Estate License
  • Virginia, Real Estate License