BDO USA LLP has expanded the firm’s San Diego-area practice by adding CEA LLP in Carlsbad, Calif.

Regional accounting firm Rogoff & Company has merged in the CPA practice of Ira Rubin in New York City, effective Nov. 1, 2015.

Southern California accounting and consulting Squar Milner LLP is expanding its presence in the Encino neighborhood of Los Angeles by merging in Solomon, Winnett and Rosenfield, effective Jan. 1, 2016.

The shareholders of Elliott Davis Decosimo and Crowell & Crowell have voted to combine their firms, effective Jan. 1, 2016.

Two firms in Grand Junction, Colo., Stranger & Lautz Professional Group and Mackley & Tallman Accounting, have merged to become Stranger, Tallman & Lautz Accounting, effective November 1.

BDO Canada LLP has merged in Majewski Shaler & Co., a Vancouver-based accounting practice.

BDO Canada LLP has acquired H&A Forensic Accounting, a Toronto-based professional forensic accounting and advisory firm.

Net@Work has acquired the Peoria, Ill.-based Sage practice of CliftonLarsonAllen.

BDO USA has re-elected Wayne Berson to a second term as CEO of the firm.

Deloitte has acquired Bonaccorso & Associates, a boutique accounting firm in Vaughan, Canada that serves small and midsize private companies with a focus on family businesses.