We Invest So We Can Grow

For 90+ years, Grover Corp has proven to be a global leader among piston ring manufacturers. Our commitment to excellence and innovation means we continually exceed our customers’ expectations and set the standard for the industry.

Customer First • Collaborative • Attitude of Excellence • Deliver Results

Grover's reputation in the world as a precision manufacturer and key supplier to some of the largest names in the industry, says a lot about our commitment to the highest quality standards.

​MISSION

Customer satisfaction and exceeding expectations. We are constantly innovating new ways to solve complex problems, reduce lead times, cut costs and evaluate how we can better serve you.

​VALUES

Great People, Great Products, Great Customers. It's a natural progression that ultimately leads to the highest customer satisfaction in the industry.

​CULTURE

We foster an environment where our values matter and where, in a team environment continuously work to deliver high value to our customers.

​CUSTOMER SERVICE

Friendly and dependable customer service has been a hallmark of Grover’s customer experience for 90 years. Customer service is a company-wide value delivering on our values.

Inspired To Join Our Team?

Grover is looking for great people like you. If you like what you've seen about us, take a look at our open positions.

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Certifications

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DOUBLE SEAL

​Double Seal Info