My Lab Testing contracts exclusively with Laboratory Corporation of America (LabCorp). LabCorp is one of the world's largest clinical laboratories, with annual revenues of $3.6 billion in 2006.

Headquartered in Burlington, North Carolina, LabCorp has approximately 25,000 employees and offers a broad range of genomic/esoteric tests.

Listed under the ticker symbol LH on the New York Stock Exchange (NYSE), LabCorp tests more than 370,000 specimens daily for over 220,000 clients nationwide.