- Beverly East Corp.1
- Beverly Road Corp.1
- Bien and Prince7
- Bien, Robert L.53
- Bien, Sylvan65
- Big Rapids Furniture Manufacturing Co.2
- Bigelow & Dowse Co.3
- Biggert, Robert1,242
- Billig Building Corp.1
- Billig Realty Corp.1
- Bing and Bing, Inc.32
- Bintiff - M'fg' - Co.1
- Bio Associates, Inc.1
- Bio Construction Corp.1
- Birch-Hillside Corp.1
- Birchwood Organization1
- Birchwood Park9
- Birnbaum, Philip183
- Bizet, Georges, 1838-18751
- Blair Hall, Inc.1
- Blank and Zabb1
- Blaufeux, Maxfield4
- Bliss, Moore & Co.1
- Blitman Construction Corp.8
- Bloomingdale's1
- Blum, Edward1
- Blum, George1
- Bo. of Bowen and McNamee1
- Boak and Paris9
- Boak and Raad65
- Boden & Graehl1
- Bogdus Holding Corp.1
- Bohn Mfg. Co.1
- Bolster, Snow & Co.1
- Bonner Realty and Construction Corp.9
- Bonnett, Schenk & Earle1
- Bonnie Lynn Realty Corp.1
- Boomer, Lucius6
- Borchard Affiliates, Inc.4
- Borchard Management Corp.7
- Borne-Chisner Development Corp.15
- Bosa Builders, Inc.1
- Bosa Building Corp.1
- Boston Belting Company2
- Boston Enterprise Manufacturing Co.1
- Boston Grand Opera Company1
- Boston Herald Co.3
- Boston Symphony Orchestra1
- Botannia Corp.1
- Boulevard Construction Corp.1
- Bowker, Torrey & Co.1
- Boynton Furnace Co.1
- Bradas & Gheens1
- Bradhurst Associates, Inc.1
- Bradley & Currier Co.1
- Bradley & Smith3
- Brandinger, A.1
- Branton Apartments, Inc.1
- Braunstein, Benjamin18
- Brazil Bank1