Limeade, a Bellevue, WA-based health IT company, raised $2.4 million of a $3 million equity offering, according to an SEC filing yesterday. The investors were not disclosed. Limeade provides software to companies that helps employees reach wellness goals like losing weight or quitting smoking, by helping them track their progress and providing employer-sponsored incentives. Some of Limeade’s clients include the state of Washington and the Seattle Mariners.