Insights

Financial Scale Revenue range of 25M to 50M indicates a mid-market firm with growing audit, tax, and advisory needs. This presents opportunities for ongoing annual audit services, tax planning optimization, and advisory engagements as they scale.

Technology Stack Reliance on cloud and analytics tools (AWS, WordPress, Matomo/Piwik PRO, PHP, HTTP/3) suggests openness to modern tech-enabled processes. Opportunity to offer technology optimization, cybersecurity, data analytics, and digital transformation consulting for efficiency and risk management.

Broader Services Scope includes audits, reviews, compilations, and diverse tax preparation for businesses, individuals, estates, trusts, nonprofits, and retirement plans. Potential cross-sell of specialty tax services, nonprofit compliance, retirement plan audits, and estate planning support.

Growth Potential Mid-sized headcount (11-50 employees) combined with revenue growth signals expansion opportunities in advisory services, outsourced accounting, and process optimization for scale, including recurring monthly retainers.

Competitive Landscape Operating in a professional services market with peers of various sizes; highlight opportunities to differentiate through niche industries, local market expertise, and a tech-enabled client experience to attract mid-market clients seeking integrated solutions.

Similar companies to Callero & Callero LLP

Callero & Callero LLP Tech Stack

Callero & Callero LLP uses 8 technology products and services including Matomo, Amazon Web Services, WordPress, and more. Explore Callero & Callero LLP's tech stack below.

Callero & Callero LLP's Email Address Formats

Callero & Callero LLP uses at least 3 email formats:
Callero & Callero LLP Email FormatsExamplePercentage
FLast@callero.comJDoe@callero.com
77%
First.Last@callero.comJohn.Doe@callero.com
15%
Last@callero.comDoe@callero.com
8%

Frequently Asked Questions

What is Callero & Callero LLP's phone number?

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You can contact Callero & Callero LLP'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 Callero & Callero LLP's official website and social media links?

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Callero & Callero LLP's official website is callero.com and has social profiles on LinkedIn.

How much revenue does Callero & Callero LLP generate?

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As of September 2026, Callero & Callero LLP's annual revenue is estimated to be $25M - $50M.

What is Callero & Callero LLP's SIC code and NAICS code?

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Callero & Callero LLP's SIC code is 8721 - Accounting, Auditing, and Bookkeeping Services and NAICS code is 5412 - Accounting, Tax Preparation, Bookkeeping, and Payroll Services.

How many employees does Callero & Callero LLP have currently?

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As of September 2026, Callero & Callero LLP has approximately 29 employees across 1 continents, including North America. Key team members include Partner: J. C., Manager: F. K. and Principal: J. S. Explore Callero & Callero LLP's employee directory with LeadIQ.

What industry does Callero & Callero LLP belong to?

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Callero & Callero LLP operates in the Accounting industry.

What technology does Callero & Callero LLP use?

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Callero & Callero LLP's tech stack includes Matomo, Amazon Web Services, WordPress, Microsoft 365, Google Fonts API, PHP, HTTP/3 and Piwik PRO Core.

What is Callero & Callero LLP's email format?

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Callero & Callero LLP's email format typically follows the pattern of FLast@callero.com. Find more Callero & Callero LLP email formats with LeadIQ.

When was Callero & Callero LLP founded?

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Callero & Callero LLP was founded in 1960.
Callero & Callero LLP logo

Callero & Callero LLP

AccountingIllinois, United States11-50 Employees

Callero & Callero LLP is a local CPA and consulting practice based in Des Plaines, Illinois, offering audit, tax planning, accounting, and business advisory services. The firm performs audits, reviews, and compilations for a variety of clients.

Its client base spans businesses, individuals, estates, trusts, non-profits, and retirement plans, for whom it prepares income tax returns. As a small to mid-sized local practice, it combines accounting with advisory services to support financial reporting and compliance. The firm operates from its Des Plaines location, serving clients across Illinois.

Section iconCompany Overview

Phone number
SIC Code
8721 - Accounting, Auditing, and Bookkeeping Services
NAICS Code
5412 - Accounting, Tax Preparation, Bookkeeping, and Payroll Services
Founded
1960
Employees
11-50

Section iconFunding & Financials

  • $25M - $50M

    Callero & Callero LLP's revenue is estimated to be in the range of $25M - $50M

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