Piper Sandler Acquires MENA Growth Partners to Build GCC Investment Banking Hub

Piper Sandler Acquires Stamford Partners LLP

June 13, 2022

Professional Services

Piper Sandler Companies has completed the acquisition of Stamford Partners LLP, a London-based specialist M&A boutique focused on European food and beverage and related consumer sectors. The deal expands Piper Sandler’s European investment banking capabilities and adds dedicated food & beverage advisory talent to its consumer advisory platform.

Piper Sandler Acquires DBO Partners

July 6, 2022

Professional Services

Piper Sandler (NYSE: PIPR) entered into a definitive agreement to acquire DBO Partners, an independent technology investment banking firm based in the San Francisco Bay Area. The transaction is intended to expand Piper Sandler’s technology investment banking capabilities and scale, including private equity general partner advisory services. Piper Sandler later announced the acquisition was completed.

Piper Sandler Acquires G Squared Capital Partners

September 17, 2025

Financial Services

Piper Sandler Companies entered into a definitive agreement to acquire G Squared Capital Partners, a Washington, D.C.-area boutique investment bank focused on government services and defense technology. The deal is intended to integrate G Squared’s specialty coverage into Piper Sandler’s technology investment banking platform and expand capabilities in federal markets, with the transaction expected to close in Q3 2025.

Prosperity Partners Acquires Pipaya

August 5, 2025

Accounting & Tax

Chicago-headquartered Prosperity Partners, a tax and accounting firm backed by Unity Partners, has acquired Vienna, Virginia-based transaction advisory firm Pipaya. The acquisition expands Prosperity's transaction services capabilities—particularly in aerospace, defense and government contracting—and grows its presence in the Washington, D.C. metro area; terms were not disclosed.

Excellera Advisory Group Acquires Instinctif Partners MENA

May 21, 2025

Marketing & Advertising

Excellera Advisory Group, supported by Xenon Private Equity, has acquired Instinctif Partners MENA (which will operate as IP Excellera) to give the group a significant presence across the Middle East and Arabic-speaking North Africa. The deal adds roughly 60 consultants and offices in Riyadh, Abu Dhabi and Dubai, expanding Excellera's global footprint and reinforcing its capabilities in strategic communications, capital markets and investor relations.

Piper Sandler Companies Acquires Cornerstone Macro

February 7, 2022

Financial Services

Piper Sandler Companies entered into a definitive agreement to acquire independent research firm Cornerstone Macro. The acquisition adds Cornerstone Macro’s macro research and equity derivatives trading capabilities to Piper Sandler’s institutional equities research, sales, and trading platform, with Cornerstone Macro continuing to provide research as part of Piper Sandler & Co.