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Gathering insights about First Southern LLC

First Southern LLC Tech Stack

First Southern LLC uses 8 technology products and services including Open Graph, WordPress, Font Awesome, and more. Explore First Southern LLC's tech stack below.

  • Open Graph
    Content Management System
  • WordPress
    Content Management System
  • Font Awesome
    Font Scripts
  • Google Fonts API
    Font Scripts
  • JSON-LD
    Javascript Frameworks
  • Modernizr
    Javascript Libraries
  • Lodash
    Javascript Libraries
  • Animate.css
    UI Frameworks

First Southern LLC's Email Address Formats

First Southern LLC uses at least 1 format(s):
First Southern LLC Email FormatsExamplePercentage
FLast@fssec.comJDoe@fssec.com
50%
FLast@fssec.comJDoe@fssec.com
50%

Frequently Asked Questions

Where is First Southern LLC's headquarters located?

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First Southern LLC's main headquarters is located at 2 Tabonuco Street, Suite 200 Guaynabo, PR 00968, US. The company has employees across 2 continents, including North AmericaSouth America.

What is First Southern LLC's phone number?

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You can contact First Southern LLC's main corporate office by phone at . For more prospecting data, LeadIQ has access to up-to-date and accurate contact information within our platform. Find, capture, and sync contact data to your CRM and sales tools in one click.

What is First Southern LLC's official website and social media links?

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First Southern LLC's official website is fssec.com and has social profiles on LinkedIn.

What is First Southern LLC's NAICS code?

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First Southern LLC's NAICS code is 523 - Securities, Commodity Contracts, and Other Financial Investments and Related Activities.

How many employees does First Southern LLC have currently?

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As of October 2025, First Southern LLC has approximately 28 employees across 2 continents, including North AmericaSouth America. Key team members include Chief Operating Officer: B. W.VP Sales: R. T.President & Ceo: H. H.. Explore First Southern LLC's employee directory with LeadIQ.

What industry does First Southern LLC belong to?

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First Southern LLC operates in the Capital Markets industry.

What technology does First Southern LLC use?

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First Southern LLC's tech stack includes Open GraphWordPressFont AwesomeGoogle Fonts APIJSON-LDModernizrLodashAnimate.css.

What is First Southern LLC's email format?

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First Southern LLC's email format typically follows the pattern of FLast@fssec.com. Find more First Southern LLC email formats with LeadIQ.

First Southern LLC

Capital MarketsUnited States11-50 Employees

First Southern Securities, LLC is a boutique financial services company that provides a broad spectrum of investment banking and brokerage services to issuers, institutional and private clients throughout the United States.  The firm's cornerstone business is trading tax-exempt and taxable municipal bonds, primarily in the secondary market.

Our competitive edge is that our associates are municipal bond specialists. We stand out from our competitors by being one of the few research-oriented municipal bond firms. Our extensive due diligence helps us identify special situations that are often overlooked by most market participants. 

First Southern is a registered broker-dealer with the Securities and Exchange Commission (SEC), and member of the Financial Industry Regulatory Authority (FINRA), the Municipal Securities Rulemaking Board (MSRB) and the Securities Investor Protection Corporation (SIPC). Clearing and custody services are provided by Pershing-BNY Mellon. 

We are a proud member of the BDA https://www.bdamerica.org/

First Southern: https://www.linkedin.com/company/first-southern-llc/

Section iconCompany Overview

Headquarters
2 Tabonuco Street, Suite 200 Guaynabo, PR 00968, US
Phone number
Website
fssec.com
NAICS Code
523 - Securities, Commodity Contracts, and Other Financial Investments and Related Activities
Employees
11-50

Section iconFunding & Financials

  • $10M$25M

    First Southern LLC's revenue is estimated to be in the range of $10M$25M

Section iconFunding & Financials

  • $10M$25M

    First Southern LLC's revenue is estimated to be in the range of $10M$25M

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