Sales - Matt was the sales manager and I must say was excellent to deal with from start to finish. He was very easy to get a hold of when we needed him. There were times when dealing with tech support got so frustrating Matt would intervene and get things moving. Everything was clearly explained so I give sales an A+.

Network Reliability - Most of the time everything went very smoothly. There were a few times we experienced hours of downtime due to bad routing equipment. Other than that they have one of the best networks in the industry. A- rating on the network reliability due to the routing issues we experienced.

Tech Support - The day techs are probably some of the most knowledgable techs in the industry. I can recall one senior tech, Steve, who could find a solution to any issue. I would rate them an A for daytime support. Night/Graveyard support was by far the most frustrating issue with NAC. Most of the time when scheduled maintenance was done on servers at our company it w .... (read more)

I only had one server at colo4 but the first word that comes to mind is impressive. Our company only had one server here and experienced zero downtime during the time period and the few times support was contacted the support ticket was responded to within a few minutes at most. Not to mention their network is top notch and price is very reasonable for the service you are receiving. It would be hard to find another colo provider on par with colo4 based on my experience.