Our Team

James Whalen

James F. Whalen

Chief Executive Officer

Jim started working with Investment Properties, Inc. in 1986 and took over as the sole proprietor of the firm in 1997. He has direct experience in the development of office, industrial and retail properties and has personally developed over 1 million square feet of space including three (3) Class A office buildings in Montgomery County, MD, (7) high bay industrial buildings in Montgomery County, (2) in Howard County, (2) multifamily residential properties in Montgomery County and Baltimore City, and various other properties in the DC Metro Area. His experience encompasses all aspects of the development, financing, management, operation and the marketing of commercial properties. Jim is the Chairman of the Board of Capital Bank N/A, a National Bank Headquartered in Rockville, Maryland. He also is a Trustee on the Board of Trustees of St. Johns Episcopal School. Jim is a graduate of the University of South Carolina and he is a licensed Real Estate Broker in Maryland and Washington, D.C.

Christina Martin

Christina N. Martin, CPM, CCIM


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Christina joined Investment Properties, Inc. in 2003 and became President in 2016. Christina has responsibility for all business segments including leading the staff and serving as a liaison with current and prospective clients. She is a Certified Property Manager (CPM), a Certified Commercial Investment Member (CCIM), and a 2011 graduate of Shepherd University. She was the Certified Property Manager of the Year and the IREM Chapter 92 President in 2011 and currently serves on the Board as a Director.

Bruce Stotka

Bruce A. Stotka, CPA

Controller and Chief Financial Officer

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Bruce joined Investment Properties, Inc. in 2011 with approximately 24 years of experience in real estate and accounting. Bruce is a Certified Public Accountant (CPA) and a graduate of Waynesburg College. Bruce is responsible for all financial activities of Investment Properties, Inc. including monthly investor reporting, lender reporting, tax preparation, owner level accounting and cash management.

Bill Ferguson

William C. Ferguson, CPA

Commercial Brokerage Agent

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Bill joined Investment Properties, Inc. as the Chief Financial Officer in 1998. He formerly had responsibility for all accounting and financial management functions for the firm including Property Management Accounting. With over 33 years of experience in commercial real estate, Bill has extensive knowledge of leasing and sales transactions for office, industrial and retail properties. A Certified Public Accountant (CPA), Bill has a thorough understanding of the financial implications of each transaction on the value of the real estate asset. Bill is a graduate of Benjamin Franklin University and licensed Salesperson in Maryland.

Jason R. Pepin

Property Manager/Project Manager

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Jason joined Investment Properties, Inc. in 2016. Prior to joining our team, Jason was employed at Avison Young-Washington, DC, LLC (formerly McShea & Company, Inc.). Jason’s portfolio consists of office and industrial properties. Jason has extensive experience in all aspects of commercial construction and handles all capital improvement and tenant construction projects. He attended Montgomery County College with studies in Construction Management and has obtained a LEED Green Associate Accreditation.

Peggy E. Hernandez

Property Manager

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Peggy joined Investment Properties, Inc. in April 2016 as a Property Manager after 11 years with Divaris Real Estate.  Peggy manages a portfolio of industrial, retail and office properties in the suburban Maryland area totaling approximately 450,000 square feet.  She is an active member of Women in Retail Real Estate (WIRRE) since 2005 where she serves on the Executive Committee and as Treasurer.  Peggy was the recipient of the WIRRE Founders Award in 2008-2009 and a co-recipient in 2014-2015.


Mercedes Y. Penick

Tenant Service Coordinator

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Mercedes joined Investment Properties, Inc. in 2009. Prior to joining the company, Mercedes worked in the non-profit industry for more than 10 years. Mercedes serves as the first point of contact for our tenants and provides excellent customer service. She was a Property Manager for 5 years and is fluent in Spanish.

Building Engineers


Kevin Gladmon

Kevin Gladmon

Building Engineer

Kevin joined Investment Properties, Inc. in 2003 with prior experience with hotels, airports and broadcasting properties. Kevin holds a DC 3rd Class Engineer’s license and a universal CFC certification.  Kevin has extensive experience in commercial heating, air conditioning, electrical and plumbing equipment and has taken numerous courses in these trades. Kevin has worked with a variety of energy management systems including Staefa, Trane and Johnson Controls Metasys.

Gary Tevis

Gary Tevis

Building Engineer

Gary joined Investment Properties, Inc. in 2002 with 28 years of experience in commercial, residential, state and government facilities. Gary currently holds a Maryland 1st Class engineer’s license, Maryland HVAC Limited licenses, a Universal CFC certification and is a member of NAPE. Gary has extensive experience in heating, air conditioning, building energy management systems, electrical, plumbing, and fire/life safety. In addition, he has successfully completed trade courses in these subjects.

Jose G. Rodriguez

Building Engineer

Jose joined Investment Properties, Inc. in 2016 after 6 years with The JBG Companies.  Jose is a licensed DC Class 3 Engineer with extensive knowledge in the operation and maintenance of the central plant and all associated mechanical, plumbing, electrical and life safety systems.  He has diverse experience in preventative maintenance programs and Building Automation Systems.  Jose also has a Universal CFC Certification and is a LEED Green Associate who has taken numerous courses within the trade.