William D. Kelleher, IV


Will joined Kelleher & Sadowsky in 1999 and has distinguished himself as one of the region’s best commercial real estate advisors and a CoStar “Power Broker”. He focuses his efforts representing companies in the leasing and disposition of office, medical, laboratory, retail, manufacturing and distribution/warehouse space.


CoStar Commercial Real Estate (Power Broker), Worcester Regional Chamber of Commerce (Member, Former Board of Directors Member), Worcester Regional Research Bureau (Member, Board Member), Worcester Art Museum (Former Trustee, Former Board Member), Preservation Worcester (Member, Former Board Member), Worcester Country Club (Member)

Providence College, Providence, RI – BA Political Science, 1993

Clients & Customers

Alexandria Real Estate Equities
Boston Globe Media Partners
Bowditch & Dewey
Catholic Charities
Columbia Tech
Commerce Bank & Trust
Fallon Community Health Plan
Fletcher Tilton
Food Authority
Franklin Realty Advisors

Front Street Associates
Habitat for Humanity
Hanover Insurance Company
Interline Brands
Millbury Federal Credit Union
Mustang Bio
North Pointe Advisors
People’s United Bank
Quaker Special Risk

Reliant Medical Group
Rockland Trust
Source International
Stag Industrial
Sullivan Group
Tufts Community Health Plan
U. Mass Medical School
UMass Memorial Health Care
United Bank
Washington Capital Management

In The News

Worcester Registry of Deeds Signs 10-year Lease in Mercantile Center

Worcester Business Journal
The Worcester Registry of Deeds is extending its stay in the city’s downtown. The Massachusetts Division of Capital Asset Management and Maintenance has signed a new 10-year lease agreement for 15,859 square feet in the Mercantile Center, providing updated offices for the Worcester Registry of Deeds, which has been a tenant in the building for more than 15 years.