Grumpy Old Geeks Companies Carbon Five Company Carbon Five 4 mentions in 1 episode Jahchan’s workplace, whose approach to coding and working hours he describes. Mentions 06: Yeah, that sounds expensive. Apr 29, 2013 20:25 at my workplace, Carbon 5 25:01 at Carbon 5 where I work 28:33 carbon five one of the reasons i work there 43:31 that's when i took the job with carbon five