Is Definitive Technology still in business?

I have a Definitive Technology subwoofer (Prosub 200TL) which has developed a hum. I did some browsing on the web to find their website, to find out about servicing. Their web site is apparently no longer active. Does anyone know if they are still in business, or where I can get my subwoofer serviced in the SF Bay Area ?
I tried the web site. Seemed to be working. Try this link for list of dealers:
Yes they are in business. You must have been looking at the wrong website. The site is
Thanks, Their web site appears to be working today. I'll contact them Monday.