Meet our team at GB Property Management

Delcan - Our Team

Declan O’Toole

Broker, SelectRE
Managing Partner, GB Property Management

Declan O’Toole is an accomplished real estate broker with a strong background in marketing and exceptional skills in guiding transactions through to close. With more than twelve years of experience in the Boston real estate market, Declan is familiar with all types of real estate product, markets, circumstances and a myriad of financial arrangements & contractual situations. He has succeeded by providing a diverse range of real estate services, seeing opportunities where others do not. Declan has also ran a very successful property management portfolio and comes very well reviewed as a property manager.

Shane - Our Team

Shane Hayes

Managing Partner/Business Systems Manager, GB Property Management

Originally from Ireland, Shane brings 5 years of property management and real estate investment expertise to the Boston market. Prior to his relocation, Shane has worked in real estate planning, event management, construction, and the service industry. Shane is a registered real estate agent in Massachusetts and also holds an honors degree in business and finance from The National University of Ireland, Galway. As managing partner of GB Property Management, Shane oversees all daily operations of the company and is heavily involved in business development and information systems to derive a better tenant and owner experience for our clients.

Tom - Our Team

Tom Kwaitkowski

President of Leasing, GB Property Management

One of the top 10 agents in all of Boston in terms of gross dollar amount leased, Tom’s finance background gives him the edge to work deals creatively in order to create a “win-win” scenario for all parties involved.

Dani - Our Team


GB Property Management

Leasing and Accounts Manager Dáni has over 8 years of experience in architecture and project management, including pre-development planning, permitting, design and construction, mixed-use development, interior staging and property management. She has experience heavily within mix-used developments, occupied rehabilitation and gut renovations. She specializes in Revit modeling and enjoys working on the real estate development side of the industry.

Before joining GB Property Management, Dáni made the shift into the brokerage industry where she succeeded in the Greater Boston area in mid-level market rentals from the South End to Oak Square Brighton. Any urban skyline and landscape peaks Dáni’s interest, because there is just “something about those city lights that just gets her every time.”

Dáni holds a Bachelors in Architecture from Wentworth Institute of Technology.

Rosalyn - Our Team


Bookkeeper, GB Property Management

Bookkeeper Rosalyn is an experienced property bookkeeper for over 5 years with a demonstrated history of working in the real estate industry. Skilled in Analytical Skills, Payroll, Accounting, Vendor relations, bank reconciliations, Accounts Payable & Receivable, and Property Management Software. Rosalyn has a strong real estate professional background with outstanding communication skills.


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