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.


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.


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


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


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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