Insights

Niche muni specialist First Southern LLC is a boutique municipal bond specialist with deep due diligence and a research-oriented approach, presenting a sales opportunity to firms seeking expertise in overlooked special situations and granular municipal debt insights.

Secondary market focus The firm primarily trades tax-exempt and taxable municipal bonds in the secondary market, suggesting potential cross-sell of related trading, research, and custody services to asset managers and institutional buyers seeking enhanced muni liquidity and access.

Emerging markets expansion Recent leadership hires in emerging markets trading indicate openness to expanding product coverage; a sales outreach could offer Latin American and sovereign debt capabilities, partnerships, or new product lines to diversify clients' muni risk and opportunities.

Regulatory and custody readiness As a registered broker-dealer with SEC FINRA MSRB and SIPC, with clearing and custody via Pershing-BNY Mellon, there is a credibility angle for prospective clients and referral partners seeking compliant, well-supported trading and safekeeping of muni assets.

Growth and partnerships Revenue in the mid-range suggests a growing but mid-sized firm with potential for scale through expanded institutional relationships, broker-dealer alliances, and value-added services such as research-driven underwriting and competitive municipal underwriting leadership.

First Southern LLC Tech Stack

First Southern LLC uses 8 technology products and services including gstatic.com, RSS, Google Fonts API, and more. Explore First Southern LLC's tech stack below.

  • gstatic.com
    Content Delivery Network
  • RSS
    Content Management System
  • Google Fonts API
    Font Scripts
  • Element UI
    Javascript Frameworks
  • Vue.js
    Javascript Frameworks
  • Modernizr
    Javascript Libraries
  • Really Simple Discovery
    Miscellaneous
  • 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
100%

Frequently Asked Questions

What is First Southern LLC's phone number?

Minus sign iconPlus sign icon
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?

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

What is First Southern LLC's SIC code NAICS code?

Minus sign iconPlus sign icon
First Southern LLC's SIC code is 6211 - Security Brokers, Dealers, and Flotation Companies NAICS code is 523 - Securities, Commodity Contracts, and Other Financial Investments and Related Activities.

How many employees does First Southern LLC have currently?

Minus sign iconPlus sign icon
As of July 2026, First Southern LLC has approximately 27 employees across 2 continents, including North AmericaSouth America. Key team members include Managing Partner | Head Of Investment Banking: R. A. P.Senior Vice President And Director Of Capital Markets: J. R. W.Senior Vice President - Private Wealth Management: J. M.. Explore First Southern LLC's employee directory with LeadIQ.

What industry does First Southern LLC belong to?

Minus sign iconPlus sign icon
First Southern LLC operates in the Capital Markets industry.

What technology does First Southern LLC use?

Minus sign iconPlus sign icon
First Southern LLC's tech stack includes gstatic.comRSSGoogle Fonts APIElement UIVue.jsModernizrReally Simple DiscoveryAnimate.css.

What is First Southern LLC's email format?

Minus sign iconPlus sign icon
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 logo

First Southern LLC

Capital MarketsSan Juan, Puerto Rico11-50 Employees

First Southern LLC is a boutique financial services firm operating in the capital markets. It provides investment banking and brokerage services to issuers, institutional and private clients across the United States, with a core focus on trading municipal bonds in the secondary market, both tax-exempt and taxable. The firm emphasizes municipal bond specialization and a research-oriented approach aimed at identifying specialized opportunities that may be overlooked by others.

First Southern is a registered broker-dealer with the SEC and is a member of FINRA, the MSRB, and the SIPC, with clearing and custody services provided by Pershing-BNY Mellon. In December 2021, the firm announced appointments to expand its capabilities, including a Vice President of Emerging Markets Trading to broaden its reach into Latin American and sovereign debt, and a Vice President of Competitive Municipal Underwriting.

Section iconCompany Overview

Phone number
Website
fssec.com
SIC Code
6211 - Security Brokers, Dealers, and Flotation Companies
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

Ready to create more pipeline?

Get a demo and discover why thousands of SDR and Sales teams trust
LeadIQ to help them build pipeline confidently.

© LeadIQ, Inc. All rights reserved.