Big Four firm KPMG LLP has agreed to acquire Optimum Solutions, an Oracle Platinum Partner that provides management consulting and implementation services for organizations using Oracle Corp.’s enterprise software.

Buoyed by revenue from the acquisitions of SurePayroll and ePlan Services, payroll and benefits outsourcing concern Paychex posted a 13 percent rise in first-quarter profits, to $149 million for the period ended August 31.

The Sage Group plc, parent of Sage North America, said Thursday that it has reached a definitive agreement to sell Sage Software Healthcare, its subsidiary that offers practice management and electronic health record solutions to U.S. physician practices.

New York accounting firms Mayer & Co. and Feldman, Meinberg & Co. have agreed to merge their practices.

ADP has acquired Asparity Decision Solutions, a privately held company that develops decision support software for employee benefits management.

MNP, one of Canada’s largest chartered accounting firms, said it would merge in Waterloo, Ontario-based Wayne Drew Professional Corp., effective October 1.

Ernst & Young has acquired the Tax Risk & Process Reengineering Practice of True Partners Consulting, a firm based in Chicago.

Carr, Riggs & Ingram has expanded to Kentucky by merging with Holland CPAs in the firm’s second merger in the space of a month.

ALBERTA

MNP, one of Canada’s largest Chartered Accounting firms, will merge in Montreal-based William Epstein, Chartered Accountants, effective October 1.

Kansas accounting firm Summers Spencer & Co. has absorbed Overland Park, Kan.-based accounting firm James F. Gillespie CPA through a merger, reported the Kansas City Business Journal.

Financial services conglomerate Bloomberg and tax publisher BNA have entered into an agreement for Bloomberg to acquire all outstanding shares of BNA in a deal worth roughly $990 million, it was announced Thursday.

McGladrey & Pullen announced Tuesday that its board of directors has reached an agreement with H&R Block to purchase back RSM McGladrey Inc. for $610 million, reuniting the assurance, tax and consulting practices under an integrated McGladrey & Pullen partnership structure.

Private equity firm Bain Capital has signed a deal to purchase Australian accounting software company MYOB for about $1.3 billion, beating out offers from UK’s Sage Group and private equity giant Kohlberg Kravis Roberts & Co.

Moss Adams LLP has combined with Warinner, Gesinger & Associates, expanding Moss Adams’ footprint to the Midwest and augmenting the firm’s telecommunications industry practice.

Accounting Transition Advisors, a consultancy specializing in accounting firm M&A and succession planning, has brought high-profile consultant Chris Frederiksen aboard as its West Coast partner.

Arizona accounting firm Price, Kong & Co. CPAs has combined forces with Bernard & Stallman P.C.

CPA firm Porte Brown LLC said Tuesday that it has acquired two other tax and accounting firms in the past quarter in the Chicago area.

Drake Software has acquired Copanion and its GruntWorx line of tax workflow software for an undisclosed sum.