Plus AAM debuts a digital marketing certification and other updates from the accounting technology world.

Engineered Tax Services has partnered with guHRoo, a professional employer organization.

Andersen Global, the revived follow-up to defunct Big Five firm Arthur Andersen, is widening its footprint across the U.S.

CBIZ MHM, Doeren Mayhew and Cohen & Co. made major combinations.

New deals between firms in New York, New Jersey, Oklahoma, Texas and Oregon.

The New York-based firms are coming together to form a $600 million megafirm, fueled by private equity investment.

Plus Valid8 releases automated info-verification software, and other news and updates from the world of accounting technology.

PKF O'Connor Davies merged in Archambault & Associates; and Hood & Strong added Cohen Anderson CPAs.

The deal will combine tax and accounting software aimed at tracking cryptocurrency and other digital assets.

Plus, cybercriminals go corporate, and other news and updates from the accounting technology world.