ONTO vs CHE Comparison

Onto Innovation Inc is engaged in the design, development, manufacture, and support of high-performance control metrology, defect inspection, lithography, and data analysis systems used by microelectronics device manufacturers. The Company and its subsidiaries currently operate in a single operating segment. The company mainly operates in the United States, Southeast Asia, China, Japan, and Europe, with Taiwan and South Korea the sources of total revenue.

Chemed Corp purchases, operates, and divests subsidiaries engaged in diverse business activities to maximize shareholder value. Through its subsidiaries, the company operates in the following segments: VITAS and Roto-Rooter. The VITAS segment generates the majority of the firm's revenue and provides hospice and palliative care services to patients with terminal illnesses through a network of physicians, registered nurses, home health aides, social workers, and volunteers. The Roto-Rooter segment provides plumbing, drain cleaning, water restoration, and related services to residential and commercial customers.