Insights

Strategic Expansion First Financial Bank is actively expanding its geographic footprint, notably entering Michigan with new office openings and local leadership appointments. This highlights an opportunity to offer regional banking services, localized financial solutions, and onboarding support tailored to their growth regions.

Recent Acquisition Activity The upcoming acquisition of BankFinancial Corporation for 142 million dollars indicates a strategic growth move, suggesting potential needs for integration banking systems, M&A advisory, and operational consolidation services to facilitate smooth integration.

Recognition & Awards Receiving prestigious accolades such as the Gallup Exceptional Workplace Award and outstanding ratings from the Federal Reserve signals a focus on employee engagement and compliance. This presents opportunities to provide HR technology tools, employee engagement platforms, and compliance management solutions.

Security Focus The recent appointment of a Chief Information Security Officer emphasizes a priority on cybersecurity and data protection. There is potential to offer cybersecurity solutions, secure banking technologies, and compliance services aligned with their security initiatives.

Market Positioning With revenues between 100 and 250 million dollars and a workforce of around 2,400 employees, First Financial Bank is a mid-sized regional player actively investing in branding and sponsorships, such as naming rights agreements. This indicates openness to partnerships that enhance brand visibility and customer engagement, including marketing tech or sponsorship activation services.

MainSource Bank Tech Stack

MainSource Bank uses 8 technology products and services including Workday Studio, Prometheus, Microsoft Excel, and more. Explore MainSource Bank's tech stack below.

  • Workday Studio
    Data Integration
  • Prometheus
    Data Management
  • Microsoft Excel
    Editors
  • DocuSign
    Miscellaneous
  • Windows 7
    Operating Systems
  • Boomi
    Platform As A Service
  • Adobe Creative Suite
    Visualisation Software
  • CSS
    Web Tools And Plugins

Media & News

MainSource Bank's Email Address Formats

MainSource Bank uses at least 2 format(s):
MainSource Bank Email FormatsExamplePercentage
FLast@mainsourcebank.comJDoe@mainsourcebank.com
94%
F.Last@mainsourcebank.comJ.Doe@mainsourcebank.com
1%
Last@mainsourcebank.comDoe@mainsourcebank.com
1%
First.Last@mainsourcebank.comJohn.Doe@mainsourcebank.com
2%
FMLast@mainsourcebank.comJMDoe@mainsourcebank.com
1%
First@mainsourcebank.comJohn@mainsourcebank.com
1%
First.Last@bankatfirst.comJohn.Doe@bankatfirst.com
94%
Last.First@bankatfirst.comDoe.John@bankatfirst.com
4%
FirstLast@bankatfirst.comJohnDoe@bankatfirst.com
1%
Last@bankatfirst.comDoe@bankatfirst.com
1%

Frequently Asked Questions

Where is MainSource Bank's headquarters located?

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MainSource Bank's main headquarters is located at 255 East 5th Street Cincinnati, Ohio 45202 United States. The company has employees across 2 continents, including North AmericaAsia.

What is MainSource Bank's phone number?

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You can contact MainSource Bank'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 MainSource Bank's official website and social media links?

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MainSource Bank's official website is bankatfirst.com and has social profiles on LinkedIn.

How much revenue does MainSource Bank generate?

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As of March 2026, MainSource Bank's annual revenue is estimated to be $655M.

What is MainSource Bank's NAICS code?

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MainSource Bank's NAICS code is 52211 - Commercial Banking.

How many employees does MainSource Bank have currently?

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As of March 2026, MainSource Bank has approximately 258 employees across 2 continents, including North AmericaAsia. Key team members include Vice President - Commercial Banker: A. J.Co-Founder: W. C.Vice President: K. P.. Explore MainSource Bank's employee directory with LeadIQ.

What industry does MainSource Bank belong to?

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MainSource Bank operates in the Banking industry.

What technology does MainSource Bank use?

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MainSource Bank's tech stack includes Workday StudioPrometheusMicrosoft ExcelDocuSignWindows 7BoomiAdobe Creative SuiteCSS.

What is MainSource Bank's email format?

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MainSource Bank's email format typically follows the pattern of FLast@mainsourcebank.com. Find more MainSource Bank email formats with LeadIQ.

MainSource Bank

BankingOhio, United States201-500 Employees

MainSource Bank merged with First Financial Bank in May 2018. This account is no longer active. Follow us at First Financial Bank. 

Member FDIC. Equal Housing Lender

Section iconCompany Overview

Headquarters
255 East 5th Street Cincinnati, Ohio 45202 United States
Phone number
NAICS Code
52211 - Commercial Banking
Employees
201-500

Section iconFunding & Financials

  • $100M$250M

    MainSource Bank's revenue is estimated to be in the range of $100M$250M

Section iconFunding & Financials

  • $100M$250M

    MainSource Bank's revenue is estimated to be in the range of $100M$250M

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