
RBK Chartered Accountants has announced its merger with MCP Accountants and OMC O’Malley & Company, located in Castlebar, Ireland.
OMC O’Malley & Company provides a range of business support, accountancy, tax and audit services. The firm has been offering accounting services to local and international based businesses since 1985.
Originally established as Michael Cosgrove & Partners in 1987, MCP Accountants delivers a range of tax, audit, accounting, corporate recovery and business advisory services.
The newly merged entities are projected to achieve revenues surpassing €26m ($29m) and will comprise a team of 19 partners.
Collectively, the organisation will employ more than 270 professionals and support staff across four locations, strengthening RBK’s position on a national scale.
Post-merger, the firms will function under the RBK name, with a new office to be launched in Castlebar.

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By GlobalDataMCP Accountants managing partner Michael Cosgrove said: “This merger is an excellent fit, both in terms of client focus and cultural alignment, and we are excited to collaborate with and get to know our new colleagues.
“My fellow partners and I made the decision to merge with RBK because we firmly believe it is in the best interests of our clients and our team.
“As part of a larger, thriving practice, we can now offer enhanced continuity of service to our clients and significantly improved career opportunities for our team.”
Cathal Melia, who is an audit and business advisory partner, will take on the role of partner in charge, managing the integration of RBK’s services within the Castlebar office.
RBK managing partner Joe Cleary said: “This is a significant milestone for our firm and we take great pride in our existing links to the region and in the strong presence we have built in the West of Ireland.
“This new chapter is a key part of our growth strategy as we continue to position ourselves for future expansion, combining talent and resources to meet the evolving needs of our diverse client base.
“The mergers with MCP Accountants and OMC O’Malley & Company mark a major step in strengthening our nationwide presence, and we look forward to providing a comprehensive service offering from the enhanced North West base.”