Premier Investment Banking Services

Trusted M&A Advisors to the Middle Market

For over 35 years, business owners and investors have relied on Dinan to turn M&A opportunities into results. Let us help you unlock your next success story.

Our Experience

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Our Industries

Deep Knowledge

Understanding a client’s industry, growth opportunities, value drivers, and challenges is paramount to obtaining a successful engagement outcome. We provide our clients with senior-level industry expertise through our dedicated industry groups in these sectors.

35+

years in business

100+

full time employees

900+

total transactions

$65B+

total transaction value

The Dinan Difference

Decades of Expertise

Experience matters. Our decades of expertise empower us to guide clients through complex transactions, regulatory changes, and evolving markets with confidence. With a singular focus on M&A, we’ve seen nearly every type of transaction, building comprehensive expertise across a wide range of deal structures.

Middle Market Focus

Dinan was founded to bring Wall Street-caliber expertise to business owners in the thriving middle market. With decades of experience exclusively in the middle market, we have deep insight into its dynamics. Our extensive network of relationships enables us to identify the right financial and strategic buyers to bring to the table.

Decades of Data

Drawing on over 35 years of cultivating direct relationships with business owners, Dinan has assembled an extensive database of the 570,000+ largest private companies in the U.S. By leveraging advanced AI technology, Dinan now has unmatched access to exclusive market insights drawn from this extensive data set.

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Our People

Senior Expertise

Dinan boasts an exceptional team of M&A veterans. Our Managing Directors average over 27 years in the industry and are directly involved in every aspect of each engagement, from the initial meeting to the final close. With an average tenure of over 18 years with the firm, their extensive experience ensures that we provide unmatched strategic guidance to our clients.

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