Investment Banking
M&A advisory, corporate finance, and capital markets services for entrepreneurs, private equity firms, family offices, and corporations. Our sector expertise, long-standing relationships and entrepreneurial culture position us to drive exceptional outcomes for our clients.
How we serve clients
Mergers and acquisitions
Sell-side advisory
Corporate divestitures
Buy-side advisory
Capital advisory
Debt advisory
Growth equity
Private placements
Restructurings and recapitalizations
Board advisory
Special committee
Fairness opinions
Solvency opinions
Management buyouts
Sector coverage
Our sector-focused approach ensures customized solutions that address opportunities and challenges within your industry.
Mesirow Advises Gravis, a portfolio company of New Water Capital, L.P. on the Acquisition of Western Packaging Solutions
Rick Weil, Managing Director and Co-Head of Packaging at Mesirow Investment Banking, said, “We were pleased to advise Gravis throughout this transaction. We believe this acquisition strengthens Gravis’s capabilities in the bulk transportation packaging market and positions the combined organization to deliver enhanced value, scale, and solutions to customers across its core end markets."
“Exceeding expectations and delivering shareholder value is what it’s all about.”
Andrew Carolus
Managing Director | Mesirow Investment Banking
Insights
Explore insights across all Mesirow Investment Banking sectors
March 2026 Market Update: Aerospace & Defense
March marked a pivotal month for U.S. Aerospace & Defense as Operation Epic Fury entered its second month, fundamentally reshaping procurement priorities and driving unprecedented defense spending proposals.
William Lynch featured in IPVM
Mesirow's William Lynch connected with IPVM following ISC West to share his perspective on the current state of the security industry
March 2026 Market Update: Food, Beverage and Agribusiness
March data points to a market that is active but highly concentrated, both in who is buying and where capital is going.
Events
Our professionals engage where M&A opportunities take shape. We hope to connect with you at an upcoming event.
DealMAX
A leading middle‑market M&A event uniting executives, private equity firms, lenders and advisors for deal‑making, networking and insights.
MRO Americas
MRO Americas is the largest aviation maintenance, repair, and overhaul conference and exhibition in the Americas, bringing together airlines, OEMs, MROs, and suppliers to discuss trends shaping the global aviation aftermarket
Army Aviation Warfighting Summit
The Army Aviation Warfighting Summit brings together senior Army aviation leaders, military decision-makers, and industry partners to discuss the future of Army aviation.
Senior leaders
Explore
Wealth Management
We build comprehensive wealth plans that connect clients to what matters today and across generations.
CTL and Structured Debt Products
Explore high leverage, credit-backed financing and strategies to enhance execution.