Employment lawyers are playing a quiet game of beat the clock when it comes to educating start-up and emerging-growth companies about the dangers of sexual harassment and discrimination.

The springing up of dot-coms and other new businesses across the country means that entrepreneurs are becoming employers seemingly by the minute. And too often, lawyers say, these new bosses are either unaware of the federal and state employment laws that affect them or too focused on growing their businesses to worry about liability.