10 Finance Companies in St. Louis to Know

These companies help individuals and businesses manage their money more confidently today while planning for the future.

Written by Mia Goulart
Published on Nov. 24, 2025
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Rose Velazquez | Nov 24, 2025

Known for its innovations in agtech and bioscience, St. Louis also has a growing financial sector. It’s made up of startups and corporations offering a range of services, from payment solutions to investment tools, designed to help individuals and businesses manage their money more confidently today and plan for a secure future.

Below are a few to check out.

Finance Companies in St. Louis

  • Mastercard
  • Block
  • Cash App 
  • Sqaure
  • Zelis
  • Edward Jones
  • Stifel
  • Moneta
  • First Mid
  • 1st MidAmerica Credit Union

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Finance Companies in St. Louis to Know

Moneta’s wealth advisors support a tailored, holistic approach to financial management for individuals, families and institutional clients. Operating several offices around the country, the firm has established two locations in St. Louis.

 

Cash App is a mobile financial platform used by millions to manage money through features like peer-to-peer payments, direct deposits, stock investing and more. The company shares an office space with Square in St. Louis’s former Post-Dispatch Building.

 

Zelis is a healthcare payments company that offers an integrated platform designed to modernize the healthcare financial experience by supporting claims cost management, payment processing and network management. Its office in Missouri can be found in Creve Coeur, a suburb situated roughly 20 minutes from St. Louis.

 

Mastercard enables secure electronic fund transfers through its branded debit, credit, and prepaid cards, acting as a trusted intermediary for transactions worldwide. One of its largest technology centers, the Mastercard St. Louis Tech Hub, is based in O’Fallon, Missouri. According to the company, the hub plays a crucial role in supporting its worldwide payment network.

 

First Mid calls itself a community-focused financial services provider. Its offerings cover banking, insurance and wealth management, with a particular focus on agricultural services and commercial lending, serving customers across Illinois, Missouri, Texas and Wisconsin. Its corporate headquarters is located in Mattoon, Illinois, and it operates branch locations in St. Louis.

 

Founded in 1934, 1st MidAmerica Credit Union is a not-for-profit, member-owned financial institution that offers a wide range of services, including mortgages, auto loans and checking accounts, serving both individuals and businesses. Headquartered in Bethalto, Illinois, near the St. Louis Regional Airport, the credit union is also committed to supporting its community through educational programs and outreach initiatives.

 

Edward Jones began as a traditional brokerage operating out of a single room in St. Louis and has grown to serve nearly 7 million clients through more than 15,000 branch offices across North America. The company offers a personalized approach to financial management, focusing on individuals’ long-term goals through strong advisor-client relationships.

 

Stifel has been a full-service provider of brokerage, trading, investment banking, investment advisory and related services since 1890, serving individual investors and professionals through more than 400 locations across the United States. The company was founded in St. Louis, where it remains headquartered today.

 

Founded in St. Louis in 2009, Block has developed a financial ecosystem that includes brands such as Square, Cash App, Afterpay, TIDAL, Bitkey and others, all focused on expanding access to the global economy. The company maintains a multinational presence with over 20 offices worldwide.

 

Square, part of the Block ecosystem, delivers a comprehensive business solutions platform that covers everything from accepting payments to paying bills and managing budgeting. Its offerings are designed to help businesses of all sizes grow and run more smoothly. In St. Louis, Square occupies an office space alongside Cash App in the historic former Post-Dispatch Building.

 

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