If you need support from the Herman Miller customer service team, you can get in touch in a couple of ways. You can call 888 443 4357 if you want over-the-phone support, or you can send them a support request via the contact form accessed by clicking "Email Us". Their team is on hand to help Monday - Friday between 9am - 7pm (EST), and between 10am - 5pm (EST) on Saturdays.