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Mark Joseph Hannigan

Advisor at Commonwealth Financial Network — Darien, CT Boston Post Road

Updated today

Credentials

Series 63, Series 65

Experience

13 years

Location

Darien, CT 06820

Commonwealth Financial Network logo

Commonwealth Financial Network

Enterprise

Total advisors

2,744

Across 1,217 offices

Clients per advisor

130 Very High

Avg AUM per client

$568,323 High

HNW client ratio

12% Typical

About

Mark Hannigan is a financial advisor with Commonwealth Financial Network in Darien, CT, holding Series 63 and Series 65 licenses and having 13 years of industry experience. Prior to joining Commonwealth in 2019, he worked at Allied Wealth Partners, Securian Financial Services Inc, and Minnesota Life Insurance Company. Outside of his advisory role, he is involved in Medicare product referrals. Commonwealth Financial Network is a dual-registered broker/dealer and SEC-registered investment adviser supporting a national network of approximately 2,900 advisors. The firm provides a comprehensive platform including managed-account programs, third-party asset manager access, retirement consulting, and custody services, serving both individual and institutional clients with a wide range of investment options.

Client services

Based on Commonwealth Financial Network

Financial planning Portfolio management Pension consulting Selection of other advisers Newsletters or periodicals Educational seminars or workshops

Expertise

Based on Commonwealth Financial Network

Passive / index investing Active portfolio management Tax-loss harvesting Wealth management Retirement income strategy

Occupation focus

Based on Commonwealth Financial Network

Founder/Business Owner Executive Retired

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Fee options

Fixed

Flat or fixed fees available for consulting services, including wealth management, retirement plan consulting, and HSA consulting.

Percentage

$0 - $750,000: 2.25% $750,000 - $1,000,000: 2.00% $1,000,000 - $2,000,000: 1.75% $2,000,000+: 1.50%

Commissions

Advisors may receive commissions on securities transactions and insurance products; additional transaction charges may apply in certain programs.

Project-based

Up to $500 per hour for consulting services.

Other

Account minimum: $1,000 Fee-only: Annual fees negotiable; fees based on percentage of assets under management; no performance-based fees.

Location

See office

Darien, CT Boston Post Road

320 Boston Post Road, Suite 180 257

Darien CT 06820

Advisors at this office

1

Most active in

Connecticut · Texas

Work history

13 years of industry experience

Commonwealth Financial Network

2019 - Present • 7 years

Waltham, MA

Allied Wealth Partners

2016 - 2019 • 3 years

New York, NY

Securian Financial Services Inc

2016 - 2019 • 3 years

St. Paul, MN

Minnesota Life Insurance Company

2016 - 2019 • 3 years

St. Paul, MN

Disclosures

Exclamation point means they have disclosures of this type. Check mark means no disclosures of this type were found.

Business activities & affiliations

user avatar

Charles S

Series 66

Westport, CT

Blue Keel Financial Planning

Charles Shipman is a financial advisor at Blue Keel Financial Planning in Westport, CT, with 20+ years of industry experience. He holds a Series 66 designation and has been with Blue Keel Financial Planning since 2014. In addition to his advisory work, he is involved in a music royalty business, Lakshmi Puja Music Ltd, since 2006. Blue Keel Financial Planning serves small business owners in Fairfield County, CT, offering financial planning, portfolio management, and business consultation. The firm employs a Core + Satellite investment approach, combining low-cost indexed core holdings with actively managed satellite positions tailored to client goals and risk tolerance, and provides educational workshops and business consulting services alongside its investment offerings.

Cash flow / budgeting Retirement withdrawal strategies College savings (529s, UTMA, etc.) General estate planning guidance Active portfolio management Financial Professional Established Professionals Mid-Career Professionals Approaching retirement Women Business Owners
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Deirdre S

CFP®

Mamaroneck, NY

Sparrow Wealth Management

Deirdre Smith is a CFP® professional with experience at Capital Group, Elodie Wealth, and Sparrow Wealth Management, where she has worked since 2025. She is based in Mamaroneck, NY. Sparrow Wealth Management is a registered investment adviser serving individuals and high-net-worth clients with discretionary and non-discretionary investment management and financial planning. The firm’s approach combines asset allocation based on Modern Portfolio Theory and fundamental analysis, blending passive and active investments while incorporating tax considerations and ESG screens upon client request.

Business ownership considerations Cash flow / budgeting College savings (529s, UTMA, etc.)
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Brian L

Series 65, Series 63

Stamford, CT

Euclid Harding, LLC

Brian Lasher is a financial advisor at Euclid Harding, LLC with six years of industry experience. He holds Series 65 and Series 63 licenses and previously worked at CIG Capital Advisors, CIG Asset Management Inc., CIG Securities, and Rueone Investments. Outside of his advisory role, he engages in fixed insurance sales and service as a sole proprietor on a limited basis. Euclid Harding provides financial planning, discretionary portfolio management, and advisory services to individuals, trusts, estates, charitable organizations, and business entities. The firm employs a strategic asset-allocation approach using diversified investment vehicles and offers specialized services such as illiquid asset management, retirement-plan advisory under ERISA 3(21), and business advisory support.

Divorce financial planning Business exit / sale strategy Real estate investing Options & derivatives strategies
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Gabriel N

CFA®

Stamford, CT

Tadpole Investments LLC

Gabriel Nardi is a CFA® charterholder based in Stamford, CT, currently serving as the sole advisor at Tadpole Investments LLC. He has prior experience at Third Avenue Management and BlazeRidge LLC. Outside of his advisory work, he is the founder of a software company developing a web-based application to assist book authors. Tadpole Investments LLC provides discretionary portfolio management and financial planning services to individual and high-net-worth clients. The firm employs cyclical, fundamental, and quantitative analysis with a range of trading strategies, including performance-based fee arrangements for qualified clients.

Options & derivatives strategies
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Sean W

Series 63, Series 66

Katonah, NY

Brandon Hill Wealth Management, LLC

Sean Whelan is a financial advisor at Brandon Hill Wealth Management, LLC with 39 years of industry experience. He holds Series 63 and Series 66 designations and previously worked at Societe Generale and SG Americas Securities, LLC. Brandon Hill Wealth Management provides wealth and investment management services to individuals, high net worth individuals, and families. The firm employs a blend of fundamental and technical analysis, asset allocation, and third-party research to develop client-specific investment policies, managing portfolios that include stocks, bonds, ETFs, mutual funds, MLPs, and limited options usage.

Active portfolio management Concentrated stock management
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Norman K

Series 65

Westport, CT

Norman Kramer Investments, Inc.

Norman Kramer is the principal of Norman Kramer Investments, Inc. in Westport, CT, holding a Series 65 designation with 20 years of industry experience. He has led his own firm since 2001 and previously worked at Gilshire Corp. for over four decades. Norman Kramer Investments, Inc. is an independent registered investment adviser that provides discretionary portfolio management to individuals, pension and profit-sharing plans, trusts, estates, charitable organizations, and corporations. The firm constructs portfolios using a range of securities and trading strategies tailored to client objectives and risk tolerance, focusing on a relatively small client base with concentrated assets under management.

Active portfolio management Options & derivatives strategies
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