LM
LM

Leszek Michniewicz

27 Years of Experience
Syosset, NY
2 DisclosuresBroker

Leszek Michniewicz is a registered investment advisor at LPL Financial LLC, based in Syosset, NY, with 27 years of industry experience. Their practice areas include Investment Management. Their firm serves 1,676,192 clients with $620B in assets under management.

Compensation
Commission-BasedFee-Only (% of Portfolio)Fixed/Hourly
Firm Size
27420 advisors
Number of Clients
1,676,192 clients
Average Client Portfolio
$369K average
Assets Under Management
$618.9B

Fee Structure

Minimum Investment:$1K
Investment management only (planning not offered)

LPL Financial, along with your advisor, charges an annual fee based on the value of your account. This fee covers asset management, administrative, and custodial services. The fee is negotiable, but the maximum is 2.50% per year, paid quarterly in advance. LPL may share a portion of this fee with your advisor.

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Location

40 Underhill Blvd Ste 2A, Syosset, NY, 11791

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History

Regulatory History (2)
What are disclosures? Advisors must report customer complaints, regulatory actions, and certain legal or financial events to the SEC. Not all disclosures are serious—many are settled disputes or minor violations. Learn how to evaluate them.
Customer Dispute
May 2010
Denied
Customer Dispute
July 2003
Denied
Other Business Activities

Leszek is involved in two investment-related activities: Heritage Financial Solutions (since 2017) and LJM Advisors, Inc. (since 2015). He dedicates full-time hours to each of these businesses during securities trading hours.

Employment History
Current Registrations
LPL Financial LLC
June 2025 - Present · 11 mos
LPL Financial LLCBroker
June 2025 - Present · 11 mos
Previous Registrations
B. Riley Wealth Advisors, INC.
July 2022 - July 2025 · 3 yrs
B Riley Wealth Management
December 2017 - December 2022 · 5 yrs
B. Riley Wealth ManagementBroker
August 2015 - July 2025 · 9 yrs 11 mos
Ameriprise Financial Services, INC.Broker
October 2009 - August 2015 · 5 yrs 10 mos
Ameriprise Advisor Services, INC.Broker
June 2007 - October 2009 · 2 yrs 4 mos
Citigroup Global Markets INC.Broker
January 2001 - July 2007 · 6 yrs 6 mos
David Lerner Associates, INC.Broker
August 1998 - January 2001 · 2 yrs 5 mos
State Registrations16 states
AZCACOCTFLGAMAMDNCNHNJNYOKPATNVA
AdvisorBrokerBoth

You can work with an advisor not registered in your state. Most advisors can legally serve a small number of clients across state lines without registering.

Exams
No exam information available for this advisor.