Insights

Sustainable Leadership Clarke’s commitment to environmentally responsible mosquito control solutions positions it as a trusted partner for government agencies, municipalities, and organizations prioritizing sustainability, creating opportunities to expand eco-friendly product offerings.

Global Public Health Focus With a mission to combat mosquito-borne diseases worldwide, Clarke can leverage its expertise to collaborate with health organizations and expand into emerging markets where public health infrastructure is developing.

Innovation and Technology Clarke’s investment in next-generation vector management technologies presents opportunities to partner with research institutions and public health agencies seeking advanced, environmentally conscious solutions.

Medium-Sized Market Position Operating with a revenue range of 250 to 500 million dollars and a dedicated workforce, Clarke offers tailored solutions to mid-sized health agencies and municipal clients looking for reliable, scalable vector control services.

Community Engagement Clarke’s emphasis on community giving and creating a positive workplace culture makes it a compelling partner for organizations seeking socially responsible vendors committed to community health and welfare initiatives.

Clarke Tech Stack

Clarke uses 8 technology products and services including MySQL, Font Awesome, LinkedIn Learning, and more. Explore Clarke's tech stack below.

  • MySQL
    Database
  • Font Awesome
    Font Scripts
  • LinkedIn Learning
    Learning Management System
  • PHP
    Programming Languages
  • Yoast SEO
    Search Engines
  • Google
    Search Engines
  • reCAPTCHA
    Security
  • Adobe Fonts
    Web Fonts

Media & News

Clarke's Email Address Formats

Clarke uses at least 1 format(s):
Clarke Email FormatsExamplePercentage
FLast@clarke.comJDoe@clarke.com
95%
Last@clarke.comDoe@clarke.com
3%
First_Last@clarke.comJohn_Doe@clarke.com
1%
L.First@clarke.comD.John@clarke.com
1%

Frequently Asked Questions

Where is Clarke's headquarters located?

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Clarke's main headquarters is located at 675 Sidwell Court St. Charles, Illinois 60174 United States. The company has employees across 5 continents, including North AmericaEuropeAsia.

What is Clarke's phone number?

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You can contact Clarke'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 Clarke's stock symbol?

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Clarke is a publicly traded company; the company's stock symbol is CTO.L.

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

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Clarke's official website is clarke.com and has social profiles on LinkedIn.

What is Clarke's SIC code NAICS code?

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Clarke's SIC code is 4959 - Sanitary Services, Not Elsewhere Classified NAICS code is 54162 - Environmental Consulting Services.

How many employees does Clarke have currently?

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As of April 2026, Clarke has approximately 295 employees across 5 continents, including North AmericaEuropeAsia. Key team members include Vice President Information Technology: J. S.Vice President General Manager: T. P.Owner: T. C.. Explore Clarke's employee directory with LeadIQ.

What industry does Clarke belong to?

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Clarke operates in the Environmental Services industry.

What technology does Clarke use?

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Clarke's tech stack includes MySQLFont AwesomeLinkedIn LearningPHPYoast SEOGooglereCAPTCHAAdobe Fonts.

What is Clarke's email format?

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

When was Clarke founded?

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Clarke was founded in 1946.

Clarke

Environmental ServicesIllinois, United States201-500 Employees

Clarke is a third-generation family-owned public health products and services company striving to elevate and transform the science of vector control through the lens of sustainability and innovation. Clarke is a certified Great Place to Work.

To transform and elevate vector management, Clarke develops and delivers the most environmentally responsible solutions for managing the public health impacts of disease carrying and nuisance mosquitoes.  By extending our innovations and technical expertise in public health mosquito control to all our customers, we are helping make communities around the world more livable, safe, and comfortable.

Led by our values of caring for and protecting people and the planet, we work to deliver innovative, next-generation solutions to the global public health challenges associated with mosquito-borne disease, while also reducing our organization’s environmental footprint, expanding the culture of giving in the communities where we live and work, and creating a flourishing culture for coworkers. 

Learn more about Clarke’s mosquito control products and integrated mosquito management capabilities at www.clarke.com.

Section iconCompany Overview

Headquarters
675 Sidwell Court St. Charles, Illinois 60174 United States
Phone number
Website
clarke.com
SIC Code
4959 - Sanitary Services, Not Elsewhere Classified
Stock Symbol
CTO.L
NAICS Code
54162 - Environmental Consulting Services
Founded
1946
Employees
201-500

Section iconMedia & News

Section iconFunding & Financials

  • $100M$250M

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

Section iconFunding & Financials

  • $100M$250M

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

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