Sergio R. Espinoza

KEY INVESTMENT SERVICES

Windham, ME 04062

Some features on this profile are disabled

CRD#: 5311123

Professional summary

Sergio R Espinoza is a registered financial professional currently at KEY INVESTMENT SERVICES LLC located in Windham, Maine.

Sergio is registered as a RR (Registered Representative) and started their career in finance in 2007. Sergio has worked at 5 firms and has passed the Series 63, SIE and Series 6 exams.

Aliases

None

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.

The advisor shows no other business activity.

Blog Corner

CRS (Client Relationship Summary) - BD

Click below to view Sergio R Espinoza'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

August 5, 2026 - Present

KEY INVESTMENT SERVICES LLC

Office #1: 1 Landing Road, Windham, ME 04062

RIA

CRD#: 136300

Windham, ME

Past

April 7, 2016 - July 13, 2026

SANTANDER SECURITIES LLC

CRD#: 41791

Waltham, MA

Past

May 15, 2015 - March 10, 2016

CITIZENS SECURITIES, INC.

CRD#: 39550

BRIGHTON, MA

Past

October 1, 2012 - March 26, 2015

J.P. MORGAN SECURITIES LLC

CRD#: 79

CHICAGO, IL

Past

April 18, 2007 - October 1, 2012

CHASE INVESTMENT SERVICES CORP.

CRD#: 25574

CHICAGO, IL

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".

KEY INVESTMENT SERVICES LLC

CRD#: 136300 / SEC#: 801-65060, 8-66999

RIA

Registered Investment Advisory firm - SEC (1/3/2006 Approved)

Broker-Dealer Firm Regulated by FINRA (Chicago district office)

State Registrations and Notice Filings

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

indicates the advisor is registered as a Registered Representative in this state, allowing them to offer securities such as stocks, bonds, and mutual funds through a broker-dealer.

Visual representation of state registrations

Maine
(8/13/2026)

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

Series 63

Date: 4/27/2007

Uniform Securities Agent State Law Examination

General Industry/Product Exam

SIE

Date: 10/1/2018

Securities Industry Essentials Examination

General Industry/Product Exam

Series 6

Date: 4/17/2007

Investment Company Products/Variable Contracts Representative Examination

SRO Registrations

FINRA

Current Firm

KEY INVESTMENT SERVICES LLC

CRD#: 136300 / SEC#: 801-65060, 8-66999

RIA

Registered Investment Advisory firm - SEC (1/3/2006 Approved)

Broker-Dealer Firm Regulated by FINRA (Chicago district office)

PREMIUM

Stay ahead of every change that matters. Proactive intelligence on your advisors, before issues escalate.

Biweekly Pulse, AutomaticallyScheduled alerts keep you informed without lifting a finger.

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

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

Contact information

Main Address

4900 Tiedeman Road Oh-01-49-0215, Brooklyn, OH 44144

Mailing Address

4900 Tiedeman Road Oh-01-49-0215, Brooklyn, OH 44144

Phone number

(888) 547-2968

Established

Ohio since 06/08/2005

Firm type

Limited Liability Company

Fiscal year end

December

Firm Size

Large

# of Employees

1,131

SEC notice filing (44 States and Territories)

FINRA licenses (51 States and Territories)

Documents

Customer Relationship Summary (CRS / SEC)

Customer Relationship Summary (CRS / FINRA)

Latest Form ADV

Part 2 Brochures

KIS FORM ADV PART 2A APPENDIX 1 (4/21/2025)

Direct owners and executive officers

Name	Position	CRD#
KEYBANC CAPITAL MARKETS INC.	SOLE OWNER	566
CALABRESE, GIUSEPPE NMN	CO-CEO/PRESIDENT	5013231
DOUCE, MARK IVAN	CHIEF COMPLIANCE OFFICER	2959137
GULLA, MATTHEW TODD	CHIEF ADMINISTRATIVE OFFICER	3040637
HOTZ, BURTON BRUCE NICHOLAS	CHIEF RISK OFFICER	3025138
JANOFSKY, PAULA MARIE	OPERATIONS OFFICER	2882776
KOVACHICK, MARK ALLAN	CHIEF FINANCIAL OFFICER/DIRECTOR	5390571
SCHMIDT, SOLOMON LEE	CO-CEO/PRESIDENT	4404279
SKARDA, JOSEPH BRIEL	HEAD OF KEY WEALTH MANAGEMENT	4288186
THEBERGE, JONATHAN MARC	CHIEF OPERATIONS OFFICER	7722891
WEICK, PAUL ALFRED II	CHIEF LEGAL OFFICER	2286289

Regulatory assets under management

Total Number of Accounts	27,533
AUM (Assets Under Management)	$ 6,107,213,206

Disclosures

Regulatory Event

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

Diana London

PFS INVESTMENTS INC.

IAR

WINDHAM, ME

We're Here To Help

Advisor Monitoring

Firm Stability Insights

Sergio R. Espinoza

Professional summary

Aliases

Other business activities

Blog Corner

CRS (Client Relationship Summary) - BD

Click below to view Sergio R Espinoza's CRS (Customer Relationship Summary).

Certified licenses

Experience

SANTANDER SECURITIES LLC

CITIZENS SECURITIES, INC.

J.P. MORGAN SECURITIES LLC

CHASE INVESTMENT SERVICES CORP.

Primary Firm SEC Registration

KEY INVESTMENT SERVICES LLC

State Registrations and Notice Filings

Exams

Series 63

Date: 4/27/2007

SIE

Date: 10/1/2018

Series 6

Date: 4/17/2007

FINRA

Current Firm

KEY INVESTMENT SERVICES LLC

Contact information

SEC notice filing (44 States and Territories)

FINRA licenses (51 States and Territories)

Documents

Part 2 Brochures

Direct owners and executive officers

Regulatory assets under management

Disclosures

Red Flags

Company Information

KEY INVESTMENT SERVICES LLC

TRUST BUT VERIFY

Similar Advisors