John Costello
Advisor at Essex Financial Services, Inc.
Data sourced from SEC public records (and other sources when available). Some details may be added by the advisor after claiming their profile. Refreshed daily • Updated today.
Advisor at Essex Financial Services, Inc.
Data sourced from SEC public records (and other sources when available). Some details may be added by the advisor after claiming their profile. Refreshed daily • Updated today.
Location
Essex, CT 06426
Credentials
CFP®, Series 65
Industry experience
3 years
John Costello is a CFP® and holds a Series 65 license with three years of industry experience. He has worked at several firms including Marcum Wealth, LLC, Wealth Enhancement Group, and AdviceOne Advisory Services, LLC before joining Essex Financial Services, Inc. in 2026. Prior to his financial career, he was involved with YMCA Camp Lawrence for three years. Essex Financial Services serves individuals, high-net-worth clients, and various institutional clients such as corporations, retirement plans, trusts, and municipalities. The firm offers customized wealth management and financial planning, emphasizing diversified, long-term portfolios with low-cost mutual funds and ETFs, while also utilizing private investments and third-party managers.
Based on Essex Financial Services, Inc.
Based on Essex Financial Services, Inc.
Fixed financial planning fees ranging from $250 to $5,000.
0.50% to 1.50% annually (based on several factors including scope, complexity, asset level, and relationship)
Certain Advisory Persons earn commissions from securities transactions and insurance sales separate from advisory fees.
$75 to $250 per hour for financial planning services.
Account minimum: $250,000 (may be waived at the sole discretion of the Advisor) Fee-only: Investment management fees based on assets under management; financial planning fees charged hourly or fixed fee; retirement plan advisory fees.
176 Westbrook Road
Essex, CT 06426
Connecticut
Essex Financial Services, Inc.
2026 - Present (1 year)
Wealth enhancement group
2025 - 2026 (1 year)
WEALTH ENHANCEMENT ADVISORY SERVICES
2025 - 2026 (1 year)
Marcum Wealth, LLC
2023 - 2025 (2 years)
AdviceOne Advisory Services, LLC
2021 - 2023 (2 years)
Connecticut Wealth Management
2021 - 2021 (1 year)
NORTHWESTERN MUTUAL
2020 - 2021 (1 year)
student
2019 - 2020 (1 year)
YMCA Camp Lawrence
2016 - 2019 (3 years)
student
2011 - 2016 (5 years)
Exclamation point means they have disclosures of this type. Check mark means no disclosures of this type were found.
Is active or affiliated with:
Insurance agent
They sell insurance products and may earn commissions on those sales.
Bank
They're affiliated with a bank that may offer its own financial products and services.
Is not active or affiliated with:
Broker-dealer / trader
They provide brokerage services and may earn transaction-based compensation in addition to advisory fees.
Trust company
They provide trust and estate administration services, typically for separate fees.
Fund sponsor
They manage or sponsor investment funds and may earn management or performance-based fees if clients invest in them.
Accountant / CPA / tax prep
They offer tax and accounting services, typically for separate fees.
Lawyer
They provide legal services, typically billed separately.
Real estate agent
They facilitate real estate transactions and may earn commissions.
Other specialized services
They may provide services such as pension consulting or municipal advisory work, typically for separate fees.
Not sure where to start?
We'll help you think it through – whether you ultimately need an advisor or not.
Warmer provides personalized recommendations and introductions to independent fiduciary advisors. We do not supervise advisors, manage or hold assets, guarantee performance, or provide advice about specific investments.
Each advisor listed on our site is an independent fiduciary responsible for their own advice. Warmer may receive fees from advisors for participation or referrals; these fees are paid by advisors and do not affect the fees clients pay for advisory services.
For advisor listings, we rely on sources including public filings and data provided by advisors, and we cannot guarantee that all information is current or accurate. Please review an advisor's Form ADV and do your own diligence before entering into an advisory relationship.
By using our service, you agree to Warmer's Terms of Service and Advisory Agreement and Privacy Policy. Logos provided by Logo.dev
© 2026 Warmer Holdings Inc. ("Warmer")