About Quest Diagnostics

Quest Diagnostics is the world's leading provider of diagnostic testing, information, and services and is the leader in Cancer diagnostics, Gene-based and esoteric testing, and drugs of abuse testing.

What employees say

“I feel like I have a purpose and Quest appreciates me.”
“They get it! They treat the employees with respect.”
“I am my own boss.”
“I believe in company values.”
“I highly recommend other working for Quest because Quest has a great reputation of excellence customer care.”
Where to find Quest Diagnostics