![]() Chrono-log Chrono-log is a company engaged in the design, development, and manufacture of platelet technologies. | ![]() Excel Life Sciences Excel Life Sciences (ELS) is a company delivering clinical trial and site management services. | ||
Founding Date | Founding Date 1956 | Founding Date 2004 | Founding Date 2006 |
Type | Type Private | Type Private | Type Subsidiary |
Tags | |||
Locations | Locations Havertown, US HQ | Locations Houston, US HQ | Locations Chicago, US HQ Noida, IN |
Employees | Employees 10 | Employees 20 | Employees 62 |

Excel Life Sciences (ELS) is a company delivering clinical trial and site management services.
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