Insights

Expansion Prospects Old Second National Bank is actively expanding within Chicagoland and surrounding communities, presenting opportunities to engage in regional treasury management, credit facilities for mid-market businesses, and digital banking enhancements tailored for growing footprints.

Midsize Bank Buyer With revenue in the $250M-$500M range and a workforce of 501-1000, they align with mid-tier financial technology and services vendors offering scalable solutions such as ERP integration, cloud security, and data analytics targeted at regional banks.

Acquisition Activity Recent significant acquisition of BancorpFinancial signals a strategic growth push and potential needs for integration services, risk/compliance tooling, core banking modernization, and post-merger treasury and data harmonization support.

Investment Appetite Active asset investments across diversified ETFs imply a customer base with investment and asset management interests; opportunities exist to offer investment platform partnerships, fiduciary services, and wealth-tech solutions for retail and commercial clients.

Digital & Security Focus Adopted tech stack includes Google Ads Tracking, Cloudflare, Didomi, Microsoft 365, Preact, and ASP.NET, indicating openness to digital security, customer consent management, and modern web/app modernization projects suitable for vendor partnerships in security, compliance, and UX improvements.

Similar companies to Old Second National Bank

Old Second National Bank Tech Stack

Old Second National Bank uses 8 technology products and services including iCIMS, Amazon Web Services, Microsoft SharePoint, and more. Explore Old Second National Bank's tech stack below.

Media & News

Old Second National Bank's Email Address Formats

Old Second National Bank uses at least 3 email formats:
Old Second National Bank Email FormatsExamplePercentage
FLast@oldsecond.comJDoe@oldsecond.com
94%
First.Last@oldsecond.comJohn.Doe@oldsecond.com
5%
FirstLast@oldsecond.comJohnDoe@oldsecond.com
1%

Frequently Asked Questions

What is Old Second National Bank's phone number?

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You can contact Old Second National 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 Old Second National Bank's official website and social media links?

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Old Second National Bank's official website is oldsecond.com and has social profiles on LinkedIn and Crunchbase.

How much revenue does Old Second National Bank generate?

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As of August 2026, Old Second National Bank's annual revenue is estimated to be $250M - $500M.

What is Old Second National Bank's NAICS code?

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Old Second National Bank's NAICS code is 52211 - Commercial Banking.

How many employees does Old Second National Bank have currently?

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As of August 2026, Old Second National Bank has approximately 971 employees across 2 continents, including North America and Europe. Key team members include Ceo: J. E., Chief Finance Officer: R. C. and Vice President Of Equipment Finance: K. B. Explore Old Second National Bank's employee directory with LeadIQ.

What industry does Old Second National Bank belong to?

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Old Second National Bank operates in the Banking industry.

What technology does Old Second National Bank use?

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Old Second National Bank's tech stack includes iCIMS, Amazon Web Services, Microsoft SharePoint, Microsoft SQL Server, Google Cloud, DocuSign, Microsoft Azure and Piwik PRO Core.

What is Old Second National Bank's email format?

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Old Second National Bank's email format typically follows the pattern of FLast@oldsecond.com. Find more Old Second National Bank email formats with LeadIQ.

How much funding has Old Second National Bank raised to date?

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As of August 2026, Old Second National Bank has raised $60M in funding. The last funding round occurred on May 20, 2021 for $60M.

When was Old Second National Bank founded?

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Old Second National Bank was founded in 1871.
Old Second National Bank logo

Old Second National Bank

BankingIllinois, United States501-1000 Employees

Old Second National Bank is a regional bank based in Aurora, Illinois. With a history spanning more than 150 years, it traces the evolution of the Chicago financial landscape and the growth of the metropolitan area. The institution emphasizes financial responsibility and a humane approach as it serves individuals and businesses across Chicagoland.

It positions itself as a community-focused financial partner in the Chicago area, aiming to deliver a better banking experience through stable, dependable service. The bank is an Equal Opportunity Employer and is a member of the FDIC, indicating compliance with applicable protections for deposits and fair employment practices.

Section iconCompany Overview

Phone number
NAICS Code
52211 - Commercial Banking
Founded
1871
Employees
501-1000

Section iconFunding & Financials

  • $60M

    Old Second National Bank has raised a total of $60M of funding over 1 rounds. Their latest funding round was raised on May 20, 2021 in the amount of $60M as a Debt Financing.

  • $250M - $500M

    Old Second National Bank's revenue is estimated to be in the range of $250M - $500M

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