At the British HQ of the world’s biggest dating agency, every day is Valentine’s Day.

“It was very limited back then – most of the men on it were so old, they could have been my father.

I was about ready to give up, and then Bill came along.” Bill had been on seven dates by the time he got an email from Freddie.

“It started off as sheer geek territory,” says Gregory. Stigma was high.” Jane Stuart barely told anyone when she set up a profile on the site in 2001.

“Back then, there was a sense of 'Oh, you must be really desperate,’” she says.

“It’s amazing to have been a pioneer of something that is now so normal,” she says.

Though early users were taking a gamble by signing up to the site, the real leap of faith in Match.com’s history took place on December 27, 1992.“And a person only has to answer the questions once and then they will be applied to all future matches.” In 1993, Klien sold his questionnaire and the domain name so he could focus on a new mission.It was called the Atlantis Project and it aimed to build an independent city called Oceania in the middle of the Caribbean Sea.It has a Google-like track record of gobbling up its competition: it purchased Ok Cupid in 2011, and also owns Tinder, a wildly popular mobile app founded in 2012.“Try this experiment next time you’re out for dinner with a group of friends,” suggests Gregory, who is Match.com’s UK manager and European director.Eric Klien, a Las Vegas-based entrepreneur, had spent six months pondering the dilemma of dating.