Insights

Digital Transformation Leader Cleo specializes in enabling organizations to accelerate their digital transformation efforts through advanced integration solutions, making it an ideal partner for companies seeking to modernize legacy systems and enhance agility.

Ecosystem Connectivity With a focus on providing end-to-end visibility across complex partner and customer ecosystems, Cleo's offerings are well-suited to organizations aiming to optimize and streamline multi-party interactions and data flows.

Revenue Growth Potential Cleo operates within a sizable revenue bracket and serves a diverse set of clients, presenting opportunities to upsell integration and modernization services to expanding organizations in various industries.

Technology Stack Compatibility Cleo's use of modern technologies like TypeScript, Java, and cloud-based tools indicates their solutions can integrate seamlessly with clients' existing cloud infrastructure, opening sales avenues in cloud migration and modernization.

Growing Market Need As companies increasingly prioritize digital ecosystems and real-time data sharing, Cleo’s solutions target a rising demand for secure, scalable, and transparent data integration—signaling strong potential for new client acquisition and expansion.

Cleo Tech Stack

Cleo uses 8 technology products and services including Cloudflare, Jenkins, styled-components, and more. Explore Cleo's tech stack below.

  • Cloudflare
    Content Management System
  • Jenkins
    Continuous Integration
  • styled-components
    Javascript Frameworks
  • Modernizr
    Javascript Libraries
  • Stripe
    Payment Processing
  • TypeScript
    Programming Languages
  • Java
    Programming Languages
  • Datadog
    Real User Monitoring

Media & News

Cleo's Email Address Formats

Cleo uses at least 1 format(s):
Cleo Email FormatsExamplePercentage
FLast@cleo.comJDoe@cleo.com
92%
FirstLast@cleo.comJohnDoe@cleo.com
4%
FirstL@cleo.comJohnD@cleo.com
3%
First.Last@cleo.comJohn.Doe@cleo.com
1%

Frequently Asked Questions

Where is Cleo's headquarters located?

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Cleo's main headquarters is located at 4949 Harrison Avenue Rockford, Illinois United States. The company has employees across 5 continents, including North AmericaAsiaEurope.

What is Cleo's phone number?

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You can contact Cleo'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 Cleo's stock symbol?

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Cleo is a publicly traded company; the company's stock symbol is CLEO.JK.

What is Cleo's official website and social media links?

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Cleo's official website is cleo.com and has social profiles on LinkedInCrunchbase.

How much revenue does Cleo generate?

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As of February 2026, Cleo's annual revenue is estimated to be $20M.

What is Cleo's SIC code NAICS code?

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Cleo's SIC code is 7371 - Computer Programming Services NAICS code is 5112 - Software Publishers.

How many employees does Cleo have currently?

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As of February 2026, Cleo has approximately 521 employees across 5 continents, including North AmericaAsiaEurope. Key team members include Chief Executive Officer: M. R.Chief Executive Officer And Founder: H. A.Cto: J. T.. Explore Cleo's employee directory with LeadIQ.

What industry does Cleo belong to?

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Cleo operates in the Software Development industry.

What technology does Cleo use?

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Cleo's tech stack includes CloudflareJenkinsstyled-componentsModernizrStripeTypeScriptJavaDatadog.

What is Cleo's email format?

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Cleo's email format typically follows the pattern of FLast@cleo.com. Find more Cleo email formats with LeadIQ.

When was Cleo founded?

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Cleo was founded in 1976.

Cleo

Software DevelopmentIllinois, United States501-1000 Employees

Here at Cleo, we always say Cleo … never stops. 

It’s a fitting way to do business because, in these disruptive times, as organizations look to digitally transform, their ecosystem interactions and business relationships are vitally important to their success.  By working with Cleo, they know they’re in good hands no matter how much or how fast their business situation changes. 

What’s novel about our approach is that Cleo gives customers strategic, “outside-in” visibility into the critical end-to-end business flows happening across their ecosystems -- of partners and customers, marketplaces, and internal cloud and on-premise applications – so they can connect,  integrate, and analyze what’s happening at each and every integration touchpoint.

This way, Cleo creates value by empowering organizations to drive business agility, accelerate onboarding, facilitate modernization of key business processes, and capture new revenue streams by reimagining and remastering their B2B, application, and data integrations. 

Like we said.  Different.

Section iconCompany Overview

Headquarters
4949 Harrison Avenue Rockford, Illinois United States
Phone number
Website
cleo.com
SIC Code
7371 - Computer Programming Services
Stock Symbol
CLEO.JK
NAICS Code
5112 - Software Publishers
Founded
1976
Employees
501-1000

Section iconMedia & News

Section iconFunding & Financials

  • $250M$500M

    Cleo's revenue is estimated to be in the range of $250M$500M

Section iconFunding & Financials

  • $250M$500M

    Cleo's revenue is estimated to be in the range of $250M$500M

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