When Jack Ritchie first manufactured a bright-yellow refrigerant charging hose in 1949, he probably never dreamed that more than 60 years later, it would still be one of the most popular products ...

BLOOMINGTON, Minn. — Ritchie Engineering Co. Inc., a manufacturer of tools and equipment for the HVACR and automobile industries and the company behind the Yellow Jacket brand, has promoted Kristen ...

Providence Engineering has acquired Ritchie Engineering. From left to right are David Bernhardt, president of Providence Engineering; Daniel Fichtner, executive VP of Providence Engineering and Mark ...

Providence Engineering, a Lancaster-based structural engineering firm, will acquire Ritchie Engineering in Carlisle for an undisclosed price, effective Jan. 1. With the purchase, Providence will have ...