eHarmony.com was founded in 2000 by current CEO Dr. Neil Clark Warren. Dr. Warren is a psychologist and author of relationship books. He founded the site with his son-in-law, Greg Forgatch.
In 2004, the company received funding from Sequoia Capital. The investment was the fourth largest in venture capital history.
In June 2012, the company’s database was hacked and many user passwords were stolen. Affected members were emailed and asked to change their password.
After a series of lawsuits, the company launched a website (Compatible Partners) for same sex couples.
The company currently serves over 33 million members. Over 15,000 people take their compatibility quiz daily.