William S. Vannortwick

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CRD#: 870511

Professional summary

Being a previously registered professional could mean that this person is no longer operating under the supervision of the SEC or FINRA.

That means that the Securities and Exchange Commission may not be able to oversee the services that this specific professional is providing.

William Stanton Vannortwick was a registered financial professional .

William is a previously registered financial professional and started their career in finance in 1979. William had worked at 6 firms and has passed the Series 65, Series 63, Series 72, SIE and Series 7 exams.

Question & Answer

Are you a "fiduciary"?

Aliases

None

Other business activities

Outside business activity is any business or activity undertaken by an advisor that is outside the scope of their relationship with their firm (e.g., consulting services, real estate, freelance work, teaching, etc.). Investors should stay informed about these activities to ensure no conflicts of interest.

The advisor shows no other business activity.

Blog Corner

CRS (Client Relationship Summary)

The CRS(Customer Relationship Summary) document is not provided.

Certified licenses

Advisors may have various certifications and credentials from different organizations. AdvisorCheck highlights these seven certifications - AIF®, CFP®, ChFC®, CFA, CLU®, CIMA®, CPWA®

None

Experience

Past

January 7, 2005 - July 29, 2022

WILLIAM BLAIR

RIA

CRD#: 1252

CHICAGO, IL

Past

January 7, 2005 - July 29, 2022

WILLIAM BLAIR

CRD#: 1252

CHICAGO, IL

Past

January 16, 2001 - January 27, 2005

DEUTSCHE BANK SECURITIES INC.

RIA

CRD#: 2525

CHICAGO, IL

Past

January 13, 2001 - January 27, 2005

DEUTSCHE BANK SECURITIES INC.

CRD#: 2525

NEW YORK, NY

Past

September 1, 1997 - January 13, 2001

DB ALEX. BROWN LLC

CRD#: 17790

BALTIMORE, MD

Past

May 23, 1994 - September 1, 1997

ALEX. BROWN & SONS INCORPORATED

CRD#: 20

Past

September 29, 1988 - May 26, 1994

J.P. MORGAN SECURITIES LLC

CRD#: 79

NEW YORK, NY

Past

June 10, 1986 - February 6, 1987

MORGAN, OLMSTEAD, KENNEDY & GARDNER INCORPORATED

CRD#: 595

Past

August 27, 1979 - July 11, 1986

ALEX. BROWN & SONS INCORPORATED

CRD#: 20

Primary Firm SEC Registration

This SEC-registered firm can serve clients nationwide. Some states may require the firm to submit a notice filing if the firm has more than 5 clients or a physical office there. You can view these state-level filings under the section titled "State Registrations and Notice Filings".

WILLIAM BLAIR

WILLIAM BLAIR | WILLIAM BLAIR & COMPANY L.L.C. | WILLIAM BLAIR & COMPANY

CRD#: 1252 / SEC#: 801-688, 8-2698

RIA

Registered Investment Advisory firm - SEC (12/24/1947 Approved)

Broker-Dealer Firm Regulated by FINRA (Chicago district office)

State Registrations and Notice Filings

Listed states reflect where the advisor is authorized to serve clients under state regulations.

Visual representation of state registrations

This advisor is not registered in any state.

Don't see your state listed? The advisor may still be able to work with you under the federal De Minimis Rule, which allows up to five investment advisory clients in a state without registration. Some states, like TX, LA, NE, and NH, may still require registration or notice filing. Contact the advisor or their firm to confirm their investment advisory availability in your state.

Exams

State Security Law Exam

IAR

Series 65

Date: 3/10/1998

Uniform Investment Adviser Law Examination

State Security Law Exam

Series 63

Date: 9/18/1979

Uniform Securities Agent State Law Examination

General Industry/Product Exam

Series 72

Date: 1/2/2023

Government Securities Representative Examination

General Industry/Product Exam

SIE

Date: 10/1/2018

Securities Industry Essentials Examination

General Industry/Product Exam

Series 7

Date: 8/18/1979

General Securities Representative Examination

Current Firm

WILLIAM BLAIR

WILLIAM BLAIR | WILLIAM BLAIR & COMPANY L.L.C. | WILLIAM BLAIR & COMPANY

CRD#: 1252 / SEC#: 801-688, 8-2698

RIA

Registered Investment Advisory firm - SEC (12/24/1947 Approved)

Broker-Dealer Firm Regulated by FINRA (Chicago district office)

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Contact information

Main Address

The William Blair Building 150 North Riverside, Chicago, IL 60606

Mailing Address

The William Blair Building 150 North Riverside, Chicago, IL 60606-1594

Phone number

(312) 236-1600

Established

Delaware since 10/30/1995

Firm type

Limited Liability Company

Fiscal year end

December

Firm Size

Large

# of Employees

469

SEC notice filing (53 States and Territories)

FINRA licenses (53 States and Territories)

Documents

Customer Relationship Summary (CRS / SEC)

Customer Relationship Summary (CRS / FINRA)

Latest Form ADV

Part 2 Brochures

WILLIAM BLAIR FORM ADV PART 2A - APPENDIX 1 WRAP BROCHURE (8/14/2025)

WILLIAM BLAIR & COMPANY, L.L.C. FORM ADV 2A BROCHURE (8/14/2025)

WILLIAM BLAIR EQUITY RESEARCH SERVICES FORM ADV 2A (3/31/2025)

Direct owners and executive officers

Name	Position	CRD#
WBC HOLDINGS, L.P.	HOLDING COMPANY
CITARDI, CISSIE	EXECUTIVE COMMITTEE, GENERAL COUNSEL	6642613
DEVORE, RYAN JACOB	EXECUTIVE COMMITTEE	3049671
DUWA, ROBERT J	EXECUTIVE COMMITTEE	2931296
GLEDHILL, BRENT WALKER	PRESIDENT, CEO	2921069
MCLAUGHLIN, SCOTT THOMAS	EXECUTIVE COMMITTEE	2481285
QUINN, MICHAEL PATRICK	EXECUTIVE COMMITTEE	3257072
RASAVONGXAY, WILLSON B	CHIEF COMPLIANCE OFFICER	6593731
SATTERFIELD, BETH A	EXECUTIVE COMMITTEE	6011858
TOLE, STEVEN ROBERT	EXECUTIVE COMMITTEE	5885283
TRIMBERGER, MICHAEL WILLIAM	CFO	5329834
ZIMMER, MATTHEW MONTGOMERY	EXECUTIVE COMMITTEE	4157826

Regulatory assets under management

Total Number of Accounts	37,973
AUM (Assets Under Management)	$ 58,329,726,421

Disclosures

Regulatory Event	29
Arbitration	2
Bond	1

Red Flags

Disclosures can be potential red flags, including customer disputes, regulatory fines, employer terminations, bankruptcies, judgments, liens, or certain criminal activities.

Check for any disclosures as part of your thorough research when choosing an advisor.

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William S. Vannortwick

Professional summary

Question & Answer

Aliases

Other business activities

Blog Corner

CRS (Client Relationship Summary)

Certified licenses

Experience

WILLIAM BLAIR

DEUTSCHE BANK SECURITIES INC.

DEUTSCHE BANK SECURITIES INC.

DB ALEX. BROWN LLC

ALEX. BROWN & SONS INCORPORATED

J.P. MORGAN SECURITIES LLC

MORGAN, OLMSTEAD, KENNEDY & GARDNER INCORPORATED

ALEX. BROWN & SONS INCORPORATED

Primary Firm SEC Registration

WILLIAM BLAIR

State Registrations and Notice Filings

Exams

Series 65

Date: 3/10/1998

Series 63

Date: 9/18/1979

Series 72

Date: 1/2/2023

SIE

Date: 10/1/2018

Series 7

Date: 8/18/1979

Current Firm

WILLIAM BLAIR

Contact information

SEC notice filing (53 States and Territories)

FINRA licenses (53 States and Territories)

Documents

Part 2 Brochures

Direct owners and executive officers

Regulatory assets under management

Disclosures

Red Flags

Company Information

WILLIAM BLAIR

TRUST BUT VERIFY

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