International Investment Banking


Strategic Advisors and Deal Makers


  • Established in 2000, Sonenshine Partners is a private investment bank advising major companies worldwide on mergers, acquisitions, corporate finance and restructuring transactions across multiple industry sectors.
  • With offices in New York and London, Sonenshine Partners brings unique insights, unconflicted advice and extensive dealmaking experience to our global client base.
About Us

Global Access, Integrity and Excellence in Negotiation

Sonenshine Partners provides its clients with direct, senior-level access to corporations and private equity firms around the world. We have close relationships with CEOs, senior management teams, Boards of Directors and senior private equity professionals.

We handle complex strategic, financial and legal/structural issues in numerous industries. Our transactions include public mergers, private M&A, go-private transactions, restructurings in and out of court, recapitalizations, joint ventures and corporate financings.

We operate with the highest levels of professional ethics and integrity and bring highly stylized strategic thinking and strong execution skills to achieve best-in-class transaction results.

Core Competencies

We Deal with Blue Chip Companies

We represent and negotiate complex transactions with large-cap, multinational corporations, important growth companies, and top-tier financial sponsors, within the Technology & Media, Industrial & Manufacturing, Healthcare, Consumer & Retail, and Business & Financial Services sectors.

Our Team

We Are Leaders In Our Field

Our senior leadership team is comprised of veteran dealmakers, each with over 30 years of experience within investment banking and corporate finance. Our bankers include former heads of business units within the world’s largest banks, former Institutional Investor ranked Equity Analysts, a PhD in Molecular Biology and a Harvard Law School Professor.

The Firm has won numerous awards including Boutique of the Year by M&A Advisors, the leading professional association among M&A bankers, lawyers and other deal making professionals.

We have collectively executed on well over $100 billion in transactions.