Tessa Precision Products

Tessa Precision Products is a machine shop in Painesville, Ohio, near Cleveland. The company was founded in Mentor, Ohio in 1981. The site says it makes precision parts for aerospace and other industries, and it moved to its current site in 2000.

The site lists CNC turning, CNC milling, electrical discharge machining, electrolytic grinding, secondary operations, software applications and laser engraving. The site also mentions flow testing and assembly work. The company machines exotic materials such as Hastelloy, titanium and high-strength steels, as well as aluminum and brass.

The company can also send work out for heat treating, NDT, passivating, anodizing, coatings and paint, so that it can supply complete products. The site says the company provides full certification packages and excellent traceability.

The site says the company is NADCAP certified, AS9100 and ISO 9001 certified, and ITAR registered. It also lists Joint Certification Program certification. The company uses statistical process control, Gage R and R and lean manufacturing methods to control quality.

The Painesville site grew from 25,000 square feet in 2000 to 45,000 square feet in 2015. The site lists awards from Parker, including Supplier of the Year in 2020 and 2022, and from Boeing, including Preferred Supplier in 1998 and 2006.

The site says the company contributed 14 flight-certified components to NASA's Artemis II mission, ten in the Space Launch System rocket and four on the Orion crew capsule. The mission ended in April 2026. The phone number is 440-392-3470, and the address is 850 Callendar Boulevard, Painesville, Ohio 44077.