Below is a list of our standing desk converters (standing desks that sit on top of your existing office desk) that rise up to 14 to 20 inches off your desktop surface. This is perfect for an average height person - up to 6 feet tall (72 inches | 182cm | 1.82m). Are you taller than this? Then you will want to find a sit stand desk that rises higher than 16.5 inches. Luck for you, we have a full line of standing desks for tall people.