William A. Grinnell

GC WEALTH MANAGEMENT RIA

Cambridge, MA 02138

Some features on this profile are disabled

CRD#: 1797324

Professional summary

William A Grinnell, who also goes by Bill Grinnell, William Anthony Grinnell, is a registered financial advisor currently at GC WEALTH MANAGEMENT RIA, LLC located in Cambridge, Massachusetts.

William is registered as an IAR (Investment Advisor Representative) and started their career in finance in 1988. William has worked at 10 firms and has passed the Series 65, Series 63, SIE, Series 3 and Series 7 exams.

Question & Answer

Are you a "fiduciary"?

Yes

Aliases

Bill Grinnell | William Anthony Grinnell

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.

I am a registered representative of First Republic Securities Company, LLC, a SEC and FINRA registered broker-dealer. I am also an investment adviser representative of First Republic Investment Management, Inc. (Firm CRD# 108559), an SEC registered investment adviser. The majority of my time is devoted to activities for First Republic Investment Management, Inc.

Blog Corner

CRS (Client Relationship Summary) - RIA

Click below to view William A Grinnell's CRS (Customer Relationship Summary).

CRS (Customer Relationship Summary)

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

Current

November 3, 2023 - Present

GC WEALTH MANAGEMENT RIA, LLC

Office #1: 20 University Road 4th Floor, Cambridge, MA 02138

RIA

CRD#: 327269

Cambridge, MA

Past

September 14, 2023 - November 1, 2023

J.P. MORGAN SECURITIES LLC

CRD#: 79

Palm Beach, FL

Past

March 2, 2018 - November 2, 2023

J.P. MORGAN PRIVATE WEALTH ADVISORS LLC

RIA

CRD#: 108559

Boston, MA

Past

March 2, 2018 - September 29, 2023

FIRST REPUBLIC SECURITIES COMPANY, LLC

CRD#: 105108

PALM BEACH, FL

Past

February 16, 2016 - March 6, 2018

WELLS FARGO CLEARING SERVICES, LLC

RIA

CRD#: 19616

BOSTON, MA

Past

February 16, 2016 - March 6, 2018

WELLS FARGO CLEARING SERVICES, LLC

CRD#: 19616

BOSTON, MA

Past

August 8, 2008 - March 8, 2016

CREDIT SUISSE SECURITIES (USA) LLC

RIA

CRD#: 816

BOSTON, MA

Past

August 8, 2008 - March 8, 2016

CREDIT SUISSE SECURITIES (USA) LLC

CRD#: 816

BOSTON, MA

Past

February 14, 2008 - August 21, 2008

LEHMAN BROTHERS INC.

RIA

CRD#: 7506

BOSTON, MA

Past

January 15, 1998 - August 21, 2008

LEHMAN BROTHERS INC.

CRD#: 7506

BOSTON, MA

Past

July 15, 1992 - January 30, 1998

JPMSI

CRD#: 15733

NEW YORK, NY

Past

April 20, 1991 - June 17, 1992

MERRILL LYNCH, PIERCE, FENNER & SMITH INCORPORATED

CRD#: 7691

NEW YORK, NY

Past

July 9, 1988 - April 11, 1991

GOLDMAN SACHS & CO. LLC

CRD#: 361

NEW YORK, NY

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".

GC WEALTH MANAGEMENT RIA, LLC

CATALYTIC WEALTH MANAGEMENT | GENOMIC WEALTH RIA, LLC | GENOMIC WEALTH MANAGEMENT | GC WEALTH MANAGEMENT RIA, LLC | CATALYTIC WEALTH RIA, LLC

CRD#: 327269 / SEC#: 801-128318

RIA

Registered Investment Advisory firm - (8/3/2023 Approved)

State Registrations and Notice Filings

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

IAR

means the advisor is registered as an Investment Advisor Representative in this state and is authorized to provide investment advice to clients there.

Highlighted states indicate IAR registrations

IAR

Massachusetts
(9/16/2024)

IAR

Vermont
(5/23/2024)

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: 12/14/2022

Uniform Investment Adviser Law Examination

State Security Law Exam

Series 63

Date: 10/4/1988

Uniform Securities Agent State Law Examination

General Industry/Product Exam

SIE

Date: 10/1/2018

Securities Industry Essentials Examination

General Industry/Product Exam

Series 3

Date: 10/2/1998

National Commodity Futures Examination

General Industry/Product Exam

Series 7

Date: 6/18/1988

General Securities Representative Examination

Current Firm

GC WEALTH MANAGEMENT RIA, LLC

CATALYTIC WEALTH MANAGEMENT | GENOMIC WEALTH RIA, LLC | GENOMIC WEALTH MANAGEMENT | GC WEALTH MANAGEMENT RIA, LLC | CATALYTIC WEALTH RIA, LLC

CRD#: 327269 / SEC#: 801-128318

RIA

Registered Investment Advisory firm - (8/3/2023 Approved)

Upgrade to AdvisorCheck Premium

Get A Biweekly Pulse, AutomaticallyReceive biweekly alerts automatically. Stay informed and proactive.

Catch Firm-Level Red Flags SoonerCatch leadership changes and disclosures early, before issues escalate.

See Trends. Not Just SnapshotsMonitor firm stability metrics like AUM and advisor ratios over time.

Contact information

Main Address

20 University Road 4th Floor, Cambridge, MA 02138-5815

Mailing Address

Phone number

(617) 234-7000

Established

Firm type

Fiscal year end

# of Employees

SEC notice filing (22 States and Territories)

Documents

Customer Relationship Summary (CRS / SEC)

Latest Form ADV

Part 2 Brochures

FORM ADV PART 2A (3/27/2025)

Regulatory assets under management

Total Number of Accounts	880
AUM (Assets Under Management)	$ 2,153,349,029

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.

Similar Advisors

Tamara Rose

STATE STREET GLOBAL ADVISORS FUNDS DISTRIBUTORS, LLC

BOSTON, MA

We're Here To Help

Advisor Monitoring

Firm Stability Insights

William A. Grinnell

Professional summary

Question & Answer

Aliases

Other business activities

Blog Corner

CRS (Client Relationship Summary) - RIA

Click below to view William A Grinnell's CRS (Customer Relationship Summary).

Certified licenses

Experience

J.P. MORGAN SECURITIES LLC

J.P. MORGAN PRIVATE WEALTH ADVISORS LLC

FIRST REPUBLIC SECURITIES COMPANY, LLC

WELLS FARGO CLEARING SERVICES, LLC

WELLS FARGO CLEARING SERVICES, LLC

CREDIT SUISSE SECURITIES (USA) LLC

CREDIT SUISSE SECURITIES (USA) LLC

LEHMAN BROTHERS INC.

LEHMAN BROTHERS INC.

JPMSI

MERRILL LYNCH, PIERCE, FENNER & SMITH INCORPORATED

GOLDMAN SACHS & CO. LLC

Primary Firm SEC Registration

GC WEALTH MANAGEMENT RIA, LLC

State Registrations and Notice Filings

Exams

Series 65

Date: 12/14/2022

Series 63

Date: 10/4/1988

SIE

Date: 10/1/2018

Series 3

Date: 10/2/1998

Series 7

Date: 6/18/1988

Current Firm

GC WEALTH MANAGEMENT RIA, LLC

Contact information

SEC notice filing (22 States and Territories)

Documents

Part 2 Brochures

Regulatory assets under management

Red Flags

Company Information

GC WEALTH MANAGEMENT RIA, LLC

TRUST BUT VERIFY

Similar Advisors