With proven sampling expertise since 1924, Sentry products and services provide business operations the critical insights to optimize process control and product quality. We deliver true representative sampling and analysis techniques to customers around the globe, empowering them to accurately monitor and measure processes for improved production efficiency, output and safety. Standing behind our commitments, we are determined to tackle any application, anywhere.

Based in Oconomowoc, Wisconsin, Sentry Equipment Corp is a 100% employee-owned company.  Our 62,000 square foot facility was built in 2007 and has been expanded to facilitate our growth. We utilize state-of-the-art technology to manufacture our products while saving energy and increasing sustainability.

Sentry is certified to the international ISO 9001:2008 standard, showing our dedication to a highly effective quality system focusing on continual improvement and customer satisfaction.

Equal Opportunity Employer:  Minorities, Women, Veterans, Disabilities.

Sentry Offers:
• Employee stock ownership plan
• Competitive benefit package
• 401k with company match
• Gainshare quarterly bonus plan
• Onsite medical clinic
• Personal and career development opportunities