News

Grant Thornton Advisors and Ireland Join Forces for Growth

Grant Thornton Advisors and Ireland Join Forces for Growth

Grant Thornton Advisors and Ireland Unite for Strategic Growth

Grant Thornton Advisors LLC and Grant Thornton Ireland have officially announced a merger to create a formidable partnership that aims to enhance their advisory and tax services. This exciting development is backed by New Mountain Capital, a prominent investment firm focused on growth-oriented strategies and managing around $55 billion in assets.

Independent Operations and Enhanced Services

The merger will see Grant Thornton Ireland's audit business operating independently as a partnership under an alternative structure. This strategic decision ensures that both firms can leverage their unique strengths while providing comprehensive services to their clients.

Operating within the US market, Grant Thornton Advisors offers tailored tax and advisory services while functioning alongside Grant Thornton LLP, which focuses on audit and assurance. The collaborative efforts of these entities have led to significant achievements, including a remarkable annual revenue of $2.4 billion and a workforce of nearly 10,000 professionals across the US and India.

Celebrating a Century of Excellence

As the merger unfolds, it coincides with a significant milestone—Grant Thornton’s 100th anniversary in the US. Seth Siegel, CEO of Grant Thornton Advisors, expressed pride in this historical moment, stating that it exemplifies their commitment to creating a seamless integrated platform alongside Grant Thornton Ireland.

Siegel emphasized the shared vision of client-centricity and a culture of excellence, noting that this partnership represents a pivotal moment for both firms within a competitive industry landscape. The focus will be on delivering innovative solutions and enhancing career growth opportunities for staff.

Broader Global Impact

Steve Tennant, CEO of Grant Thornton Ireland, also highlighted the transformative potential of this partnership. By merging their operations, they aim to broaden their appeal to an international clientele, positioning themselves as the first truly integrated US and Irish professional services firm.

This partnership represents a vital step in redefining the future of professional services. With a focus on growth and effectively addressing the evolving demands of clients across various industries, they are committed to delivering significant benefits for both employees and clients.

Support from New Mountain Capital

New Mountain Capital’s involvement is a testament to their alignment with Grant Thornton’s growth strategy. Andre Moura, managing director at New Mountain Capital, expressed excitement about this collaboration, viewing it as an avenue for significant growth and enhancing the Grant Thornton brand on a global scale.

Adam Weinstein, chief operating officer of New Mountain Capital, echoed these sentiments, emphasizing the enormous potential for accelerated growth and the expansion of high-quality client services.

Future Strategies and Opportunities

The merger will proceed, pending regulatory approval, with both firms offering a comprehensive suite of advisory and tax solutions. The independent audit division of Grant Thornton Ireland will continue to deliver leading assurance services, ensuring clients maintain access to high-quality offerings.

As the combined entity prepares to enter new markets, it will be led by Seth Siegel, who will continue as the CEO. Steve Tennant will assume the role of president of Grant Thornton Ireland and become an integral part of the Executive Committee at Grant Thornton Advisors.

Collaborative Legal and Financial Advisory

To facilitate this merger, renowned legal firms Simpson Thacher & Bartlett LLP, William Fry LLP, and Arthur Cox LLP are providing legal advice to Grant Thornton Advisors and New Mountain Capital. Deutsche Bank Securities Inc. serves as the financial advisor for Grant Thornton Ireland, with A&L Goodbody LLP acting as its legal adviser.

About Grant Thornton US

Grant Thornton encompasses two distinct entities in the US: Grant Thornton LLP, a licensed CPA firm providing audit services, and Grant Thornton Advisors LLC, which focuses on non-attest offerings including tax advisory. With substantial revenues and numerous offices nationwide, Grant Thornton thrives as a community of dedicated professionals, all committed to quality service.

About Grant Thornton Ireland

As a key player in the international professional services space, Grant Thornton Ireland employs approximately 2,800 people across various locations. Their diverse expertise spans industries like technology, banking, life sciences, and more, reinforcing their commitment to delivering tailored solutions that drive success for clients.

About New Mountain Capital

New Mountain Capital distinguishes itself as a business-building firm that focuses on growth rather than debt. It manages a diverse portfolio and is passionate about collaborating with management teams to enhance the value of the companies it partners with.

Frequently Asked Questions

What is the purpose of the merger between Grant Thornton Advisors and Grant Thornton Ireland?

The merger aims to enhance their advisory and tax services, positioning them for greater global impact.

Will Grant Thornton Ireland's audit business change with the merger?

The audit business will remain independent and operate under an alternative structure, ensuring continuity of services.

Who will lead the combined business after the merger?

Seth Siegel, the current CEO of Grant Thornton Advisors, will lead the combined business.

What industries does Grant Thornton Ireland serve?

Grant Thornton Ireland works across various sectors including technology, banking, life sciences, and aviation.

Who is supporting the merger financially?

New Mountain Capital is backing the merger, aligning with their growth strategy to enhance the Grant Thornton brand.

About The Author

About Investors Hangout

Investors Hangout is a leading online stock forum for financial discussion and learning, offering a wide range of free tools and resources. It draws in traders of all levels, who exchange market knowledge, investigate trading tactics, and keep an eye on industry developments in real time. Featuring financial articles, stock message boards, quotes, charts, company profiles, and live news updates. Through cooperative learning and a wealth of informational resources, it helps users from novices creating their first portfolios to experts honing their techniques. Join Investors Hangout today: https://investorshangout.com/

The content of this article is based on factual, publicly available information and does not represent legal, financial, or investment advice. Investors Hangout does not offer financial advice, and the author is not a licensed financial advisor. Consult a qualified advisor before making any financial or investment decisions based on this article. This article should not be considered advice to purchase, sell, or hold any securities or other investments. If any of the material provided here is inaccurate, please contact us for corrections.

Top 10 Most Recent News Articles

Navigating Simultaneous Home Buy and Sell Strategies

Updated Category News Views 26

Juggling Two Housing Transactions You ever tried juggling chainsaws? That's what buying and selling your home at the same time can feel like. Selling First: Playing It Safe Some folks swear by selling their current home first, and there's good reason. It locks in your financial windfall, giving you a clear picture of your down payment and affordability. No more guessing...

Continue Reading
Energenesis Tackles Space Anemia with ATP Boost

Updated Category News Views 47

Gearing Up for Space Medicine: Enter Energenesis With the cosmic frontier drawing investor eyes and day-to-day operations inching skyward, here comes Energenesis Biomedical (TWSE: 6657), poking its head into space medicine. This isn’t just another biotech firm looking to throw drugs at terrestrial problems. No, Energenesis shot its shot at TASTI 2026 with its...

Continue Reading
NextVision's Q3 2026: Impressive Growth and Expansion

Updated Category News Views 135

NextVision's financials this quarter are the envy of tech growth companies everywhere. Their Q3 2026 report reads like a thrilling playbook for success. No half-measures here—NextVision has doubled its revenue, slashed costs, and cooked up an operating margin fit for a kingpin. Pushing Revenue to New Heights NextVision didn’t just surpass last year's revenue; it...

Continue Reading
Understanding Hired & Non-Owned Auto Insurance Basics

Updated Category News Views 48

The Overlooked Gap in Auto Coverage Bet you didn't see this one coming: businesses often overestimate their auto insurance coverage, assuming their commercial policies cover all the bases. When employees drive personal vehicles for work purposes or when businesses borrow rides temporarily, these assumptions leave a gaping hole bigger than a sinkhole in a Florida street....

Continue Reading
California Credit Union's Toy Drive Brings Holiday Cheer

Updated Category News Views 44

California Credit Union Joins Forces for Holiday Toy Drive Alright, folks, here’s a story with a feel-good spin straight out of Glendale. California Credit Union is at it again, teaming up with the Los Angeles Boys & Girls Club to sprinkle some holiday magic on local kiddos and their families. Now, it’s the sixth year straight they’ve pulled off this toy drive...

Continue Reading
WIN Expands Global Family Support to 124 Countries

Updated Category News Views 63

WIN's Ambitious Global Expansion In the ever-twisting labyrinth of corporate benefits, WIN is stepping up its game. We're talking an expansion that balloons past traditional fertility offerings into a global medley of support services covering every conceivable family and health scenario. It ain’t just about making babies anymore. When you're dealing with 124 countries,...

Continue Reading
AWS Boosts Agilix's AI Education in Sierra Leone

Updated Category News Views 131

Agilix Labs' Landmark Leap with AWS Just when you think you've got the grip on global education dynamics, a new wave hits your shores, this time courtesy of Agilix Labs and AWS. Agilix Labs snagged a grant from Amazon Web Services, carving a path that blends AI with educational equity in Sierra Leone. Now, if that doesn’t prick up investor ears or yank a few...

Continue Reading
Routeware's AI Tech Transforming Waste Management

Updated Category News Views 64

Transforming Waste Management through AI The waste and recycling game just got a facelift with Routeware's latest AI-powered tools. Right out of Austin, Texas, they're throwing down with Routeware Pulse, a fresh AI data and analytics platform that promises to revolutionize how operators handle their reporting and decision-making. It’s no fluff—they’re talking...

Continue Reading
Painter Capri: Comfort Revolution or Just Hype?

Updated Category News Views 71

A New Hope for Painters' Comfort? Alright, here we go. Some folks out there in the land of ladders and rollers have had it with wearing uncomfortable, stifling work gear every day. Enter the PAINTER CAPRI. Designed by an inventive spirit from Homer Glen, Illinois, these pants aim to be both breathable and functionally sound—for painters, electricians, and other gritty...

Continue Reading
QuidelOrtho Shares Plunge 14% Amid Legal Scrutiny

Updated Category News Views 17

QuidelOrtho's Rocky Road Oh, it's been a roller coaster for QuidelOrtho's stock. Lately, it’s like holding onto a greased pole in a thunderstorm. November 9th, 2026, wasn't a friend to QDEL shareholders; the stock's down about 14%, and now some legal eagles want to know if there's more to the story. When you go poking around in the financials and spotlight that nasty...

Continue Reading

Top 5 Most Recently Viewed Articles

EIT Food Accelerator Network Welcomes New Innovative Startups

Updated Category News Views 256

EIT Food Accelerator Network Introduces Promising Startups The EIT Food Accelerator Network has announced its cohort for the year 2025, presenting an exciting lineup of 65 groundbreaking startups. These innovative companies were meticulously chosen by a panel of over 60 industry experts, highlighting their potential in the AgriFoodTech sector. The selection process drew...

Continue Reading
Axon Enterprise Achieves Record Stock Surge Amid Growth Spurt

Updated Category News Views 116

Axon Enterprise Reaches New Heights in Stock Performance In an impressive testament to its market strength, Axon Enterprise (NASDAQ: AXON) has hit a remarkable milestone, achieving an all-time high with its stock price reaching $441. Renowned for its pioneering law enforcement technologies, including its flagship Taser product, Axon’s success story has become a...

Continue Reading
WeNatal's Innovative 3-in-1 Prenatal Protein Powder Launch

Updated Category News Views 198

WeNatal Innovates Prenatal Nutrition with Protein + WeNatal has taken a significant step in the field of prenatal nutrition. They have launched Protein +, a revolutionary 3-in-1 protein powder tailored for both mothers and fathers-to-be. This powder combines essential nutrients and encourages healthy growth during various stages of parenthood. Understanding the...

Continue Reading
Envirotech's Vision for Sustainable Electric Mobility Growth

Updated Category News Views 150

Envirotech's Ambitious Plans to Revolutionize Electric Mobility Envirotech Vehicles, Inc. (NASDAQ: EVTV) has unveiled an exciting vision to shape the future of electric mobility by integrating sustainable solutions designed and assembled in America. This approach targets various sectors, including land, air, and sea, positioning the company as a significant player in...

Continue Reading
AIM ImmunoTech Unveils New CEO Corner Segment for Updates

Updated Category News Views 116

AIM ImmunoTech Shares Insights in Latest CEO Corner Segment AIM ImmunoTech Inc. is buzzing with excitement as it announces the release of its newest CEO Corner segment. In this captivating episode, Thomas Equels, the Chief Executive Officer, shares valuable insights and updates on the company's ongoing projects, highlighting the scientific advancements with its flagship...

Continue Reading