Is there a sweet spot? 6 7.4 6-2 6.9 -2 6.9 1 Is there a sweet spot for how long designers tend to be happy at the same company? Over a quarter of designers reported having been at the same firm for over 10 years. Not surprisingly, those who'd elected to stay at their firms for a decade or more also reported being among the happiest. The only group that reported being happier? The newbies: designers who had been at their firms for 6 months or less. Years Months 26 Months Years