Rinnai America names Joe Gresham vice president of innovation

February 26, 2026 By Mason Kopy 0 Comments

Rinnai America Corp., a North American manufacturer of tankless water heaters, has appointed Joseph “Joe” Gresham as vice president of innovation and a member of the company’s executive leadership team.

Gresham will lead the company’s innovation organization, overseeing product strategy, technology development and long-term innovation planning across North America. The company said his appointment is intended to strengthen product quality and support continued growth.

“I’m excited to join Rinnai America as vice president of innovation,” says Gresham. “With a strong foundation already in place, I look forward to driving growth through meaningful innovation.”

“Joe brings extensive experience developing innovative residential and commercial products, transforming product organizations, and driving meaningful growth in multiple industries,” says Frank Windsor, president of Rinnai America. “His leadership will play a vital role in delivering our brand promise of ‘Creating a healthier way of living’ as we expand our product portfolio and accelerate innovation across the North American market.”

Gresham has held leadership roles at Middleby Corp., Elkay, now Zurn Elkay Water Solutions, Whirlpool, and Ingersoll Rand, now Trane Technologies. His background includes work in HVAC, residential appliances, drinking water systems and food service equipment.

He earned an MBA from Purdue University’s Krannert School of Management and a Bachelor of Science in mechanical engineering from Auburn University. He also holds certifications in systems engineering and architecture from the Massachusetts Institute of Technology and in design for Six Sigma Black Belt.

Rinnai America, a subsidiary of Rinnai Corp. in Nagoya, Japan, was established in 1974 and is headquartered in Peachtree City, Georgia.

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