James Conniff

James Conniff

Managing Director, Industrial Growth Products

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About Jim

Jim Conniff is a managing director for William Blair based in the firm’s Chicago office. He joined William Blair's investment banking team in 2021. Prior to William Blair, he worked for Lazard, Goldman Sachs, and Baird.

Community Involvement

St. John of the Cross School - Advisory Board Member

Notable Transactions

  • Wolfspeed - $1.75 billion convertible debt raise
  • Kohler - acquisition of Curtis Instruments
  • Landauer - sale to Fortive
  • JWC Environmental - sale to Sulzer
  • Holmatro - acquisition by Madison Industries
  • Rollon - sale to Timken
  • Akron Brass - sale to IDEX
  • Porous Technologies - sale to Filtration Group
  • Milestone AV - sale to Legrand
  • Neptune Benson - sale to Evoqua
  • Haskel International - sale to United Technologies
  • Cole Parmer - sale to Fisher Scientific

Rigorous pursuit of your success. Every transaction. Every time.

Our investment bankers are 100 percent committed to your organization’s sustained success. By drawing on our deep industry and product experience as well as our dedicated global resources, we provide advisory and financing services that allow you to capitalize on today’s opportunities and anticipate tomorrow’s challenges.

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Supply Chain & Commercial Services

Our knowledge of the secular, macroeconomic, and regulatory trends shaping the development of supply chains and commercial activity at both global and local levels has made us a trusted advisor to innovative and market-leading companies around the world.

More about our supply chain & commercial services expertise
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About William Blair

William Blair is a premier global boutique with expertise in investment banking, investment management, and private wealth management. We provide advisory services, strategies, and solutions to meet our clients’ evolving needs. As an independent and employee-owned firm, together with our strategic partners, we operate in more than 20 offices worldwide.*

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Year William Blair was founded

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Employees worldwide

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142 billion+

Client assets

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89 Years

Independent and employee-owned

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Offices worldwide

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Companies under coverage

As of March 31, 2024
*Includes strategic partnerships with Allier Capital, BDA Partners, and Poalim Capital Markets.

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