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Mark Brian Grosky

KESTRA ADVISORY SERVICES
CLIFTON PARK, NY
·CRD# 4962981·21 years experience

Professional Summary

Mark Brian Grosky is a registered financial advisor currently at KESTRA ADVISORY SERVICES, LLC located in Clifton Park, New York and KESTRA INVESTMENT SERVICES, LLC located in Latham, New York. Mark is registered as an IAR (Investment Advisor Representative) and RR (Registered Representative) and started their career in finance in 2005. Mark has worked at 3 firms and has passed the Series 66, SIE and Series 7 exams.

At a Glance

Advisory Accounts Only

Fiduciary Standard

Fee Structure

Account Minimum

Active Clients

Fiduciary Standard

Fee Structure

Account Minimum

Active Clients

Other Aliases

There are no additional aliases reported.

Blog Corner

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Videos & Posts

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Contact Information

This advisor has not claimed their profile yet, so there is no contact information to display at this time.

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Disclosures are events reported to regulators, such as customer disputes, regulatory actions, employment separations, or financial events. Some are resolved, denied, or contested — a disclosure is not a verdict. We recommend asking an advisor directly about any disclosure on their record.

Disclosures on record.

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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Years of Experience

21 years in the financial services industry

Current & Past Employments

KESTRA ADVISORY SERVICES, LLC·CRD# 283330
RIA
1. Clifton Park, NY2. 930 Albany Shaker Road - Suite 109, Latham, NY 12110
July 13, 2016 - Present
KESTRA INVESTMENT SERVICES, LLC·CRD# 42046
BD
930 Albany Shaker Road - Suite 109, Latham, NY 12110
July 6, 2016 - Present
NEXT FINANCIAL GROUP, INC.·CRD# 46214
RIA
Clifton Park, NY
October 7, 2014 - July 7, 2016
NEXT FINANCIAL GROUP, INC.·CRD# 46214
BD
Clifton Park, NY
June 7, 2005 - July 7, 2016

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Current Firm

KA
KESTRA ADVISORY SERVICES, LLC

KESTRA ADVISORY SERVICES, LLC | NFP ADVISOR SERVICES LLC

CRD#: 283330 / SEC#: 801-56126
RIA
Registered Investment Advisory firm - SEC (12/31/1998 Approved)

Contact Information

Main Address

5707 Southwest Parkway Building 2, Suite 400, Austin, TX 78735

Phone Number

(844) 553-7872

# of Employees

1,359

SEC notice filing (53 States and Territories)

Registered to provide investment advisory services in 53 US states and territories.

Documents

Customer Relationship Summary (CRS / SEC)Latest Form ADV

Part 2 Brochures

KESTRA ADVISORY SERVICES, LLC BROCHURE (RETAIL CLIENTS) (9/22/2026)

Regulatory Assets Under Management

Total Number of Accounts

192,439

AUM (Assets Under Management)

$79,798,091,767

Accountant Surprise Examination Report

Filing DateForm ADV-E CoverForm ADV-E Report
12/01/2025Cover PageReport
12/23/2024Cover PageReport
10/20/2023Cover PageReport

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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.

Business Name: Grosky Law Firm Investment Related: No Address: 9 Executive Park Drive Clifton Park NY 12065 Nature of Business: Legal/Attorney/Trustee/Executor Position, Title or Relationship: Owner/Managing Partner Start Date: 1/1/1996 Hours per month: 71% - 80% (113 - 128 hours) Hours per month during trading hours: 71% - 80% (99 - 112 hours) Duties: AttorneyBusiness Name: Diversa Financial Professionals, LLC Investment Related: Yes Address: 9 Executive Park Drive Clifton Park NY 12065 Nature of Business: Insurance Position, Title or Relationship: Owner/Sole Member Start Date: 7/21/2005 Hours per month: 0% - 10% (0 - 16 hours) Hours per month during trading hours: 0% - 10% (0 - 14 hours) Duties: Fixed Annuities/Insurance Sales & ServiceBusiness Name: Diversa Real Estate, LLC Investment Related: No Address: 9 Executive Park Drive Clifton Park NY 12065 Nature of Business: Real Estate Position, Title or Relationship: Owner/Sole Member/Real Estate Broker/Agent Start Date: 12/1/2006 Hours per month: 0% - 10% (0 - 16 hours) Hours per month during trading hours: 0% - 10% (0 - 14 hours) Duties: Real Estate Broker/AgentBusiness Name: Diversa Development Group, LLC Investment Related: No Address: 9 Executive Park Drive Clifton Park NY 12065 Nature of Business: Other Other/None of the Above Commercial Real Estate Owner/Developer Position, Title or Relationship: Owner/Sole Member Start Date: 8/30/2004 Hours per month: 0% - 10% (0 - 16 hours) Hours per month during trading hours: 0% - 10% (0 - 14 hours) Duties: Owner/DeveloperBusiness Name: Kestra Advisory Services, LLC Investment Related: Yes Address: 5707 Southwest Parkway Building 2, Suite 400 Austin TX 78735 Nature of Business: Investment Advisory services through Kestra Advisory Services, LLC Position, Title or Relationship: Financial Advisor/Investment Advisor Representative Start Date: 7/1/2016 Hours per month: 31% - 40% (49 - 64 hours) Hours per month during trading hours: 31% - 40% (43 - 56 hours) Duties: Financial Advisor/Investment Advisor RepresentativeBusiness Name: Stage 2 Planning Partners, Inc. Investment Related: Yes Address: 930 Albany Shaker Road, Sutie 109 Latham NY 12110 Nature of Business: Registered Rep Activities through Kestra Investment Services, LLC using a DBA name; Insurance; Investment Advisory services through Kestra Advisory Services, LLC Position, Title or Relationship: Financial Advisor Start Date: 7/1/2016 Hours per month: 51% - 60% (81 - 96 hours) Hours per month during trading hours: 51% - 60% (71 - 84 hours) Duties: RR and IAR

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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".
KA
KESTRA ADVISORY SERVICES, LLC

KESTRA ADVISORY SERVICES, LLC | NFP ADVISOR SERVICES LLC

CRD#: 283330 / SEC#: 801-56126
RIA
Registered Investment Advisory firm - SEC (12/31/1998 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.
RR
indicates the advisor is registered as a Registered Representative in this state, allowing securities offerings such as stocks, bonds, and mutual funds through a broker-dealer.
RR
Arizona
(7/6/2016)
RR
California
(9/28/2017)
RR
Florida
(7/13/2016)
RR
Illinois
(7/6/2016)
RR
New York
(7/6/2016)
IAR
New York
(6/7/2021)
RR
North Carolina
(3/10/2017)

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.Note:This rule does not apply to broker-dealer activity.

Exams

Financial professionals may take different exams throughout their careers based on the types of services they provide and roles they perform.

Series 66 — Uniform Combined State Law Examination

Passed Oct 2014About the Series 66 exam

SIE — Securities Industry Essentials Examination

Passed Oct 2018About the SIE exam

Series 7 — General Securities Representative Examination

Passed Jun 2005About the Series 7 exam
FINRA
SRO Registrations

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CRS (Client Relationship Summary) - RIA

Click below to view Mark Brian Grosky's CRS (Customer Relationship Summary).

CRS (Customer Relationship Summary)

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