Insights

Growth potential Advertising Services firm Callahan has a sizable revenue range ($500M–$1B) and a mid-sized employee base (51–200), indicating strong client demand and investment capacity. This suggests opportunities for advanced analytics, data-driven creative campaigns, and enterprise-scale advertising solutions.

Data driven Recent leadership addition focused on data strategy and marketing analytics signals a priority on measurement, attribution, and optimization. Sales opportunities exist for analytics platforms, custom dashboards, and integrated media performance reporting.

Full service value Positioned as a full-service agency that unifies data and creativity, there is room to pitch end-to-end solutions—from strategy and creative to technology stack integration and performance marketing campaigns for brands seeking cohesive, aha moments.

Digital readiness Tech stack includes WordPress, JSON-LD, and data-driven tools, indicating a contemporary digital foundation. This opens doors for partnerships around CMS optimization, SEO/structured data enhancements, and scalable content experimentation programs.

Strategic partnerships Recent news shows leadership talent moves in data analytics and a growth mindset; align with Callahan on new business pitches, co-creation of data dashboards, and analytics-led creative testing to accelerate client outcomes in competitive markets.

Similar companies to Callahan

Callahan Tech Stack

Callahan uses 8 technology products and services including Linkedin Insight Tag, Looker, Tableau, and more. Explore Callahan's tech stack below.

Callahan's Email Address Formats

Callahan uses at least 3 email formats:
Callahan Email FormatsExamplePercentage
First.Last@callahan.agencyJohn.Doe@callahan.agency
89%
Last@callahan.agencyDoe@callahan.agency
10%
FLast@callahan.agencyJDoe@callahan.agency
1%

Frequently Asked Questions

What is Callahan's phone number?

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

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Callahan's official website is callahan.agency and has social profiles on LinkedIn.

How much revenue does Callahan generate?

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As of August 2026, Callahan's annual revenue is estimated to be $500M - $1B.

What is Callahan's SIC code and NAICS code?

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Callahan's SIC code is 8742 - Management Consulting Services and NAICS code is 541613 - Marketing Consulting Services.

How many employees does Callahan have currently?

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As of August 2026, Callahan has approximately 64 employees across 3 continents, including North America, Asia and South America. Key team members include Partner: S. P., Vice President: D. H. and Advertising Director: T. M. Explore Callahan's employee directory with LeadIQ.

What industry does Callahan belong to?

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Callahan operates in the Advertising Services industry.

What technology does Callahan use?

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Callahan's tech stack includes Linkedin Insight Tag, Looker, Tableau, Shopify, Marketo, WP Engine, Vimeo and Adobe Creative Suite.

What is Callahan's email format?

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Callahan's email format typically follows the pattern of First.Last@callahan.agency. Find more Callahan email formats with LeadIQ.

When was Callahan founded?

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Callahan was founded in 1982.
Callahan logo

Callahan

Advertising ServicesKansas, United States51-200 Employees

Callahan is a mid-sized advertising services firm located in Lawrence, Kansas. It operates as a full-service agency that seeks to combine data and creativity to reveal opportunities for brands, describing moments of clarity as aha moments that spark new ideas and support a client's business. Its approach relies on a structured process that uses data-driven insight to challenge client thinking and help brands break through in a competitive marketplace. The firm serves brands seeking differentiation in crowded markets and aims to deliver measurable results from advertising initiatives. In 2017, the firm expanded its leadership with the appointment of a vice president of data strategy and marketing analytics, reflecting its emphasis on data-driven capabilities.

Section iconCompany Overview

Phone number
SIC Code
8742 - Management Consulting Services
NAICS Code
541613 - Marketing Consulting Services
Founded
1982
Employees
51-200

Section iconFunding & Financials

  • $500M - $1B

    Callahan's revenue is estimated to be in the range of $500M - $1B

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