Hotel Chocolat's cofounders are about to become $180 million richer after Mars made a takeover bid

• Mars is offering almost $700 million to buy Hotel Chocolat.
• The British company was founded 30 years ago by Angus Thirlwell and Peter Harris.
• They stand to become about $180 million richer if the deal goes ahead as expected.

The cofounders of Hotel Chocolat stand to become about $180 million richer after Mars offered to buy the upmarket chocolatier for £534 million ($673 million.)

Angus Thirlwell and Peter Harris, who founded the British company 30 years ago, are still the CEO and development director respectively.