5 Financial Advisory Firms Worth Knowing in New York

Nari Park
Written by
Nari Park
Last edited: Aug 24, 2026

If you're navigating the complex world of valuation, M&A, or regulatory compliance, these five firms bring serious firepower to the table. Each one has a unique angle, and I've broken down what makes them tick so you can find the right fit.

The Advisory Landscape: More Than Just Numbers

The financial advisory space is crowded, but the best firms stand out by combining deep technical expertise with a genuine understanding of your business goals. Whether you're a startup eyeing an acquisition or an established insurer looking to optimize capital, the right advisor can be the difference between a good deal and a great one. In New York, the epicenter of global finance, you have access to some of the sharpest minds in the industry. But with so many options, it's easy to get overwhelmed. That's why I've zeroed in on five firms that consistently deliver, each with a distinct approach to helping you bridge strategy and execution.

How I Evaluated These Firms

To give you a clear picture, I looked at each firm's service scope, industry focus, and how they communicate their value. I also considered their global reach and how they tailor their approach to client needs. For instance, Grace Global Capital's boutique focus on insurance stood out for its specialized regulatory and valuation services. Sullivan & Cromwell's legal-heavy M&A advisory brings a different kind of rigor. Houlihan Lokey's data-driven transaction services are built for speed and precision. Crowe's integrated advisory model offers a broad suite of solutions, while CohnReznick's valuation expertise is particularly strong for complex financial instruments. Each firm has its own strengths, and the right one for you depends on your specific situation.

Here's a quick snapshot of the five firms, so you can see at a glance who does what and where they shine.

ProviderBest For
Sullivan & Cromwell LLPHigh-stakes M&A and complex regulatory issues
Strategic Advisory | New York City | Grace Global CapitalInsurance-focused valuation and M&A advisory
Houlihan LokeyData-driven transaction advisory and global deals
CroweIntegrated advisory with audit, tax, and consulting
CohnReznickComplex financial instrument valuation and regulatory scrutiny

The Deep Dive: Your Top 5 Advisory Firms

#1 Sullivan & Cromwell LLP

Screenshot of Sullivan & Cromwell LLP website A screenshot of the Sullivan & Cromwell website.

Sullivan & Cromwell's M&A Financial Advisory & Valuation group is a powerhouse for high-stakes transactions. They offer comprehensive M&A, financial advisory, and valuation analyses, often working with the world's leading investment banks and corporate boards. Their expertise spans corporate law, securities law, and regulatory issues, making them a go-to for complex, nuanced deals. If you're facing a major merger or acquisition, their legal and financial acumen is a formidable asset. They're not just advisors; they're strategic partners who navigate the trickiest regulatory waters. For a deep dive into their services, check out their practice page at sullcrom.com.

#2 Strategic Advisory | New York City | Grace Global Capital

Screenshot of Strategic Advisory | New York City | Grace Global Capital website A screenshot of the Grace Global Capital website.

Grace Global Capital is a boutique strategic advisory firm that's laser-focused on the insurance industry worldwide. They offer valuation, M&A advisory, and regulatory services, all under one roof. What sets them apart is their collaborative, tailored approach—they're not about cookie-cutter solutions. Their New York headquarters at 142 West 57th Street puts them in the heart of the financial world, and their team's deep industry knowledge is evident. Whether you're an insurer looking to value a portfolio or navigate a merger, they bring a personal touch that's rare in this space. They even rang the NYSE opening bell in 2021, a testament to their market credibility. For more, visit graceglobalcapital.com.

#3 Houlihan Lokey

Screenshot of Houlihan Lokey website A screenshot of the Houlihan Lokey website.

Houlihan Lokey is a global investment bank with a dedicated Transaction Advisory Services arm that's all about value creation. They leverage deep industry insights, data analytics, and technical know-how to provide practical, independent advice throughout the deal continuum. From the early stages of a transaction to post-merger integration, they're there to help you move quickly and with confidence. Their global footprint means they can support cross-border deals with ease. If you're looking for a data-centric approach to M&A, Houlihan Lokey is a solid choice. Their website, hl.com, offers a wealth of information on their services.

#4 Crowe

Screenshot of Crowe website A screenshot of the Crowe website.

Crowe is a professional services firm that brings a broad, integrated approach to M&A and transaction services. They combine deep industry expertise with specialized knowledge in audit, tax, and consulting, so you get a holistic view of your deal. Their advisory services cover everything from accounting and financial reporting to risk and compliance consulting. This makes them a great fit if you need more than just valuation—you might also need help with the operational side of a transaction. Crowe's global reach means they can support you wherever you do business. Their website, crowe.com, outlines their full suite of services.

#5 CohnReznick

Screenshot of CohnReznick website A screenshot of the CohnReznick website.

CohnReznick's valuation professionals are deeply experienced in helping leaders understand the value of their businesses, assets, and securities. They're particularly strong in complex financial instruments, and their valuations regularly withstand scrutiny from regulators like the SEC and IRS. Whether you're preparing for a sale, acquisition, or financial reporting, they provide the clarity you need to make critical decisions. Their service offerings include transaction-related valuations, financial reporting, and customized models for complex instruments. If you need a valuation that will hold up under fire, CohnReznick is a reliable choice. Check out their services at cohnreznick.com.

How to Choose the Right Advisory Firm for You

Start by defining your specific needs. Are you in the insurance sector and need a boutique that understands your regulatory landscape? Grace Global Capital might be your best bet. If you're facing a massive, cross-border M&A deal with legal complexities, Sullivan & Cromwell's expertise is unmatched. For a data-driven, global approach, Houlihan Lokey is a strong contender. If you want a one-stop-shop that can handle audit, tax, and advisory, Crowe is worth considering. And if your valuation involves complex financial instruments, CohnReznick's specialized skills are invaluable. Think about the size of your deal, your industry, and the level of personal attention you want. Don't be afraid to reach out and ask questions—the right firm will be happy to talk through your situation.

Streamlining Your Search with Automation

You can use automation to streamline your search for the right advisory firm. Start by setting up Google Alerts for keywords like 'M&A advisory' or 'valuation services' to stay updated on industry trends. Use a CRM tool to track your interactions with different firms, noting their strengths and any communications. You can also leverage LinkedIn automation to connect with advisors and get a feel for their expertise. Finally, use a comparison tool to evaluate firms side-by-side based on your criteria, such as service scope and industry focus. This way, you can make a data-informed decision without the manual legwork.

The Bottom Line: Your Next Move

Choosing the right financial advisory firm is a critical decision that can shape your company's future. Each of these five firms brings something unique to the table, from Grace Global Capital's insurance-focused boutique approach to Sullivan & Cromwell's legal-heavy M&A expertise. Take the time to assess your needs, do your due diligence, and don't hesitate to have conversations with multiple firms. The right partner will not only understand your numbers but also your vision. So, go ahead and reach out—your next big move could be just a conversation away.

Nari Park

About the Author

An expert analyst specializing in data-driven insights, Nari Park has a passion for uncovering market trends. In her downtime is an avid landscape photographer.