Zuora, a provider of subscription commerce, billing and finance systems, has signed a deal to acquire Leeyo Software, which helps companies automate their transition to the new revenue recognition standards.

WithumSmith+Brown has combined practices with the IT consulting firm Portal Solutions, expanding Withum’s array of digital services, effective May 1.

Marcum LLP has merged in Meyers, Harrison & Pia LLC and Meyers, Harrison & Pia Valuation and Litigation Support, LLC, adding 55 partners and staff in New Haven, Connecticut, and Portland, Maine, to the Top 100 firm.

Wilkin & Guttenplan, P.C. is adding Gail Rosen, CPA PC, an accounting firm in Somerset County, N.J., effective June 1, 2017.

Top 100 firm LBMC is acquiring Pivotal Bridge’s Intacct practice in Atlanta, folding it into its LBMC Technology Solutions group.

Withum has united its brand with a longtime partner, PWM Advisory Group, an independent registered investor advisor, to create Withum Wealth Management.

Warren Averett Asset Management and Kinsight have combined to form the biggest fee-only financial planning and investment advisor firm in Alabama, with total assets under management over $2.2 billion.

Virginia accounting firm Eubanks & Company has joined Rose Financial Services, a Rockville, Md.-based firm that focuses on finance and accounting outsourcing services.

BDO USA has added Hilton Consulting, a Virginia-based consulting firm that helps federal government agencies improve their financial and operational performance.

The Top 100 firm is adding a cybersecurity company based in Lexington, Ky., effective April 1.