William Blair & Company LLC

William Blair & Company LLC

William Blair & Company LLC

Date Founded



222 west adams - 13th fl, chicago, il 60606 usa

Type of Company


Employees (Worldwide)

1,001 - 5,000


Investment Banking & Brokerage
Investment Services & Portfolio Management
Consumer Finance
Accounting & Financial Services

Company Description

William Blair & Company is a global investment banking and asset management firm. We are committed to building enduring relationships with our clients and providing expertise and solutions to meet their evolving needs. An independent and employee-owned firm, William Blair is based in Chicago, and has office locations in 11 cities, including London, New York, Shanghai, and Zurich.

Contact Data
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Executives & Employees

Chief Financial Officer

General Counsel

Partner & Head, Investment Counseling


Managing Director, Head of European Investment Banking

Managing Director & Global Head of Investment Banking

Head of Municipal Bond Sales & Trading

Head of European Investment Banking

Vice Chairman, Investment Banking

Managing Director, Investment Banking

Board of Directors

Vice Chairman, Investment Banking at William Blair & Company LLC

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Recent Transactions
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The Honest Co., Inc. issued Up to USD Common Stock

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Vaccitech Plc issued USD American Depositary Shares

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Latham Group, Inc issued USD Common Stock

Transaction Clients

Advised on Aclaris Therapeutics, Inc. issued USD Common Stock

Investment Advisor

Advised on Arsenal Capital Management LP, Arsenal Capital Group LLC purchase Seal for Life Industries LLC from Berry Global Group, Inc.


Advised on Kinsale Capital Group, Inc. issued USD Common Stock

Transaction Advisors
Legal Advisor

Advised onThe J. M. Smucker Co. purchases The Folger Coffee Co. from Procter & Gamble Co.

Legal Advisor

Advised onUber Technologies, Inc. issued USD Common Stock

Legal Advisor

Advised onDoorDash, Inc. issued USD Common Stock


Advised onFacebook, Inc. issued USD Common Stock


Advised onUber Technologies, Inc. issued USD Common Stock

Legal Advisor

Advised onUber Technologies, Inc. issued USD Common Stock

Advisors & Consultants

Ernst & Young LLP engages in the provision of assurance, tax, transactions, and advisory services. It offers audit, business risk, technology, security risk, and human capital services. The company was founded by Arthur Young and Alwin C. Ernst in 1989 and is headquartered in New York, NY.

Prime Broker

Credit Suisse Securities (USA) LLC provides a variety of capital raising, market making, advisory and brokerage services for governments, financial institutions, high-net-worth individuals, and corporate clients and affiliates. It is also a primary dealer in U.S. government securities and an underwriter, placement agent, and dealer for money market instruments, commercial paper, mortgage and other assetbacked securities, as well as a range of debt, equity and other convertible securities of corporations and other issuers. The company was founded on January 3, 2003 and is headquartered in New York, NY.

Prime Broker

Founded in 1939, Pershing LLC is a broker/dealer headquartered in Jersey City, New Jersey. The firm is a subsidiary of the Bank of New York Mellon Corp. (NYSE: BK). The firm helps financial services firms and advisors succeed by providing the technology, operational, trading, investment and practice management solutions they need to serve investors. Pershing offers securities processing, trading and operations management, investment technology, asset-gathering solutions and practice management support. The firm serves a wide range of financial organizations including: banks, discount brokerages, full-service brokerages, registered investment advisors, independent contractors, institutional firms, global firms and small- to mid-sized firms. Pershing also offers financial products including annuities, mutual funds and money funds, as well as business tools, cash management services, investor and lending services, retirement products and wealth management. In addition, they offer trading and execution services in listed and OTC securities, fixed-income securities and mutual funds.

Legal Advisor

Partner at Proskauer Rose LLP

Legal Advisor

Partner at Cooley LLP

Legal Advisor

Partner at Latham & Watkins LLP


Indiana University Foundation provides financial support to education and charitable causes. The company was founded in 1936 and is headquartered in Bloomington, IN.

Steppenwolf Theatre Co. is an American nonprofit company located in Chicago, IL. The firm operates as a not-for-profit organization that relying on community support movies. It was founded by Gary Alan Sinise.

First National Corp. (Virginia) is a bank holding company, which engages in the provision of consumer and business banking services through its subsidiary, First Bank. The firm offers savings, checking, mortgage lending, home equity, treasury management, construction loan, commercial mortgage, and rental properties. The company was founded on September 7, 1983 and is headquartered in Strasburg, VA.

Non-Profit Donations & Grants
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