Principals
Kevin S. Cosimano
Kevin S. Cosimano
Principal
An industry executive with nearly forty-two years of experience in real estate development and construction management, Kevin Cosimano is a Principal with Stonebridge. He joined the firm in 1998 and serves as a development partner responsible for entitlement, design, and construction initiatives. He has overseen complex domestic and international commercial development projects valued at more than $5.2 billion, with expertise ranging from site analysis through design and construction management. Mr. Cosimano’s experience includes the direction of breakthrough sustainable developments in the office, residential, and mixed-use markets, including LEED® Platinum properties.
Prior to joining Stonebridge, Mr. Cosimano managed procurement groups in the global building, infrastructure, hotel, petroleum, and power generation business units of Bechtel Group, Inc. He also served as a development manager for the John G. Shooshan Company and in the estimating department of Miller & Long Co., Inc. He holds a Bachelor of Arts from Duke University and studied in Georgetown University’s Master of Arts Program in American Government.
Douglas M. Firstenberg
firstenberg@stonebridge.us.com
Douglas M. Firstenberg
Principal
A founding principal of Stonebridge, Douglas Firstenberg directs firmwide strategic planning, oversees landmark development projects, and plays a key role in major transaction negotiations. Under his leadership, Stonebridge has developed several of the region’s most innovative and successful urban mixed-use properties, including breakthrough transit-oriented developments and public/private initiatives.
Mr. Firstenberg has more than thirty-five years of real estate industry experience, leading complex development projects totaling more than 10 million square feet and $4 billion in value. Mr. Firstenberg started his career with K.S. Sweet Associates, a Philadelphia-based real estate and investment firm where he was named partner. In 1993, he co-founded Stonebridge Associates in Washington, D.C., and led the transformation of the firm into an urban infill mixed-use developer. Mr. Firstenberg graduated from Duke University with a Bachelor of Arts and currently serves in leadership roles of several industry and charitable organizations.
Kent T. Marquis
Kent T. Marquis
Principal
As a Principal with Stonebridge, Kent Marquis focuses on financial strategies relative to acquisitions, asset management, and dispositions. He manages relationships with current and prospective financing partners, directs the underwriting of potential investment properties, manages the firm’s investment assets, and reports on all investments to lenders and investors. He has more than twenty years of experience in the real estate industry with complex joint venture structures spanning a diverse range of property types.
Prior to joining Stonebridge, Mr. Marquis worked in public accounting with Reznick Group in audit/compliance. He holds a Bachelor of Science in Finance and Accounting from Husson University and is a Certified Public Accountant. Mr. Marquis served as co-chair of the District of Columbia Building Industry Association Capital Markets Committee from 2014-2016. He is a member of the Urban Land Institute (ULI) and serves as a mentor in the ULI Mentorship Program.
Tracy Vargo
Tracy Vargo
Principal
As the newest member to the Stonebridge leadership team, Tracy Vargo focuses on the linkage between architectural design and financial design for the firm’s development pipeline. Mr. Vargo's primary mission is to add value to the development process by unifying goals between the design, estimating, financing, construction, and leasing teams to expand each project’s potential during the master planning process. Tracy Vargo has over thirty-five years of experience in the region helping to develop all asset types including mixed use, office, industrial, datacenter, and complex life science facilities.
Tracy Vargo comes to Stonebridge as a long-term partner at the Matan Companies where he played a key role in developing the company’s investment, underwriting, and financing strategies helping to acquire, develop and manage a vast portfolio of successful projects. Mr. Vargo received an undergraduate degree in Real Estate from Penn State and later received an MBA in Finance from the University of Maryland. He is a member of the Urban Land Institute, AFCOM, and 7X24 Exchange.
Professionals
Kris E. Benson
Kris E. Benson
Development Manager
A Development Manager with Stonebridge, Kris Benson has management responsibilities for office, residential and mixed-use development projects throughout the Washington metropolitan area. Bringing 17 years of architectural experience, he provides project coordination and technical oversight from concept design through construction completion. Prior to joining Stonebridge, Mr. Benson was a Project Manager & Project Architect at Hellmuth, Obata + Kassabaum (HOK) where he served as lead architect on numerous complex government, university and laboratory projects. He holds a Bachelor of Architecture from Rensselaer Polytechnic Institute and is a licensed architect in the District of Columbia.
Douglas R. Bissanti
Douglas R. Bissanti
Senior Development Manager
A Senior Development Manager with Stonebridge, Douglas Bissanti has nearly thirty years of experience in the construction and real estate development industries. Mr. Bissanti has managed the multi-phase development of complex urban mixed-use properties throughout the Washington metropolitan area. His expertise includes oversight of projects designed to a high standard of sustainability, such as LEED® Platinum buildings.
Prior to joining Stonebridge in 2011, Mr. Bissanti served as a senior project manager with PN Hoffman and as a development manager with Post Properties. He earned an Associate in Science from Dean College and attended Roger Williams University. Mr. Bissanti has served as a member of the District of Columbia Building Industry Association’s Commercial Construction Committee.
Christopher M. Burek
Christopher M. Burek
Development Manager
An accomplished project executive in the construction industry, Christopher Burek is a Development Manager with Stonebridge. Mr. Burek has experience in project financial management, construction administration, and design development for large-scale mixed-use properties. Chris excels in managing projects from the early stages of conceptual design through planning and construction.
Prior to joining Stonebridge, Mr. Burek was a project executive with Clark Construction Group, where he was responsible for the management and delivery of major office, residential, and mixed-use projects. He holds a Bachelor of Science in Civil Engineering from Bucknell University. He is registered as a LEED® Accredited Professional.
David P. Cerniglia
David P. Cerniglia
Senior Development Manager
An accomplished architect and real estate industry executive, David Cerniglia is a Senior Development Manager with Stonebridge. He has experience in major office, residential, and mixed-use projects throughout the Washington metropolitan area. Mr. Cerniglia has coordinated the design and construction of transformative, multi-phase developments, including complex adaptive reuse projects and large-scale redevelopments. Mr. Cerniglia leads the firm’s sustainability efforts and has been instrumental in achieving LEED Platinum and LEED Gold status for recent projects.
Prior to joining Stonebridge, Mr. Cerniglia was a senior associate with Hellmuth Obata Kassabaum (HOK). He holds a Bachelor of Architecture from Syracuse University and is a licensed architect in the state of Virginia. He is registered as a LEED® Green Associate and is a member of the U.S. Green Building Council.
Karen A. Haughney
Karen A. Haughney
Director of Property Management
One of the Washington region’s most experienced property managers, Karen Haughney serves as Director of Property Operations for Stonebridge Management. She has more than twenty-five years of experience in the real estate industry, with expertise in overseeing daily building operations, tenant relations, financial reporting, capital improvements, and vendor contract management. Ms. Haughney currently directs property management services for 2 million square feet of office, retail, and industrial space.
Prior to joining Stonebridge Management, Ms. Haughney worked for prominent local and national real estate companies such as Hines, Vornado/Charles E. Smith, and Carr Properties. She has served a variety of clients, including private wealth owners, institutional investors, and owner-occupants such as the Consumer Electronics Association and the Bureau of National Affairs. Ms. Haughney earned a Bachelor of Business Administration in Finance from Baruch College, City University of New York. She holds a D.C. Property Manager License and a BOMI RPA designation; and is a member of IREM Chapter 8/Washington, D.C. with her CPM designation.
Allison F. Hackel
Allison F. Hackel
Assistant Development Manager
As an Assistant Development Manager, Allison Hackel is responsible for organization, communication, and coordination of mixed-use public/private partnership projects in the Washington Metropolitan area. Since joining Stonebridge Allison has worked on both the base building and interior project management for a large scale commercial office project. She has been integral in managing the permitting and financial management for the project.
Ms. Hackel earned a Bachelor of Science in Civil Engineering from the University of Virginia. She is a member of the DC/MD Chapter of NAIOP.
Dylan B. Jones
Dylan B. Jones
Investments Associate
As an Investments Associate with Stonebridge, Dylan Jones supports the underwriting, due diligence, and financing efforts for new investments and is involved in asset management, investor reporting, and disposition transactions for all existing investments. Mr. Jones performs investment analysis across a wide range of markets, including mixed-use, office, retail and residential.
Prior to joining Stonebridge, Mr. Jones worked at WashREIT, where he assisted in the expansion and repositioning of the firm’s multifamily portfolio through acquisitions, development, and value-add renovations. He also worked at Delta Associates, where he managed consulting projects and authored market research reports across multiple asset classes in Washington, Baltimore, and Philadelphia. Mr. Jones holds a Bachelor of Arts in Economics from Dartmouth College as well as a Master of Business Administration from Georgetown University. He is a member of the Urban Land Institute.
Michelle Laframboise
laframboise@stonebridge.us.com
Michelle Laframboise
Accounting Manager
As Accounting Manager for Stonebridge, Michelle Laframboise brings more than seven years of broad-based experience to her role in administering the company’s accounting portfolio. Her responsibilities include managing accounts payable and receivable, lease portfolio administration, financial statement reporting and budgeting, and supporting the development draw process. Mrs. Laframboise is tasked with developing efficiencies within the department and managing the onboarding of new projects. She oversees accounting and financial reporting for the property management portfolio, the corporate entities, and development projects.
Before joining Stonebridge, Mrs. Laframboise participated in a merger and the transition to REIT status at JBG Smith including the conversion to a new accounting software system. She previously provided accounting services for and privately-owned real estate companies within the DC metro area. A graduate from St. Lawrence University with a Bachelor of Science in International Economics, Mrs. Laframboise is currently a CPA candidate for the American Institute of CPAs.
Gaurav Mallick
Gaurav Mallick
Senior Property Manager
As a Senior Property Manager with Stonebridge, Gaurav Mallick focuses on operations and financial performance of existing office assets. He currently oversees the 1.8 million square feet office component of Stonebridge’s Constitution Square development. He has more than fifteen years of experience in the real estate industry, primarily managing Class A office assets in Washington, DC.
Prior to joining Stonebridge, Mr. Mallick worked with office REIT Paramount Group, Inc., managing their local portfolio, supervising interior construction, and performing due diligence. He holds a Bachelor of Science in Marketing from the University of Maryland and a Master of Public Administration from George Washington University. Mr. Mallick is an associate member of the Urban Land Institute (ULI), where he currently participates in ULI Washington NEXT and previously their Young Leaders Group. He is a LEED GA, a Project Management Professional (PMP) and holds property management certifications through Building Owners and Managers Institute International (BOMI-RPA/FMA).
Brian J. Morrison
Brian J. Morrison
Director of Accounting and Finance
As Director of Accounting and Finance for Stonebridge, Brian Morrison oversees all corporate and property accounting, financial management, tax, and reporting activities for the company. He has more than thirteen years of experience and is responsible for the firm’s banking relationships and management of nearly fifty real estate entities. Mr. Morrison is also responsible for the management of commercial loans in excess of $300 million and processing tax return information for the firm’s investment partners.
Mr. Morrison earned a Bachelor of Business Administration degree in Accounting and Finance from the University of Miami. He is a Certified Public Accountant in Virginia and a member of the American Institute of CPAs. He is also a member of the Tax Policy Committee of the Apartment and Office Building Association.
Christopher J. Smith
Christopher J. Smith
Development Manager
As a Development Manager with Stonebridge, Christopher Smith has management responsibilities for a diverse portfolio of development projects in the Washington metropolitan area, including large-scale mixed-use properties and landmark public/private construction initiatives. His experience includes project financial management, design development, and construction administration.
Mr. Smith earned a Bachelor of Science in Civil Engineering from the University of Virginia. He is a member of the D.C./Maryland Chapter of the Commercial Real Estate Development Association (NAIOP).