Of what nationality are both Dentsply Sirona and Omnicom Group?
Omnicom Group Omnicom Group, Inc. is an American global marketing and corporate communications holding company, headquartered in New York City.
Opto Circuits Opto Circuits (India) Limited (OCI) is a vertically integrated multinational medical technology Group that specializes in primary, acute and critical care products for the global markets. Group companies such as Criticare, Eurocor, Mediaid, AMDL and Unetixs Vascular are leaders in cardiac and vital signs monitors, emergency cardiac care equipment, vascular treatments and sensing technologies. The Company's USFDA listed and CE marked products are marketed in more than 150 countries and sold through direct and indirect sales channels across many emerging and developing economies.