Don’t just take our word for it.  Take our Clients word!




“Mr. Gerwig is naturally at ease with all aspects of the hospitality trade. His consulting services, based on detailed observations, meticulous strategy, and patient implementation have helped our staff achieve a greater level of performance, and hence higher sales for our business.  We recommend SIOS without hesitation.”

– Ray Tang, Presidio Social Club


“Bernd’s tremendous people skills combined with a deep understanding of service and hospitality make him a great asset to any F&B management team. His keen ability to spot talent resulted in several of his hires within our organization moving up into management. He is patient, kind, well-liked, and knows how to motivate a team to their full potential. His experience and honesty make his professional recommendations ones you can trust. I highly recommend Bernd as a consultant or manager.”

– R. Bach, Estate Manager UHNWI


“Bernd Gerwig has been supporting us for nearly 3 years in our Chicago, IL, based coffee house business. His ability to analyze and benchmark restaurant business data as well as developing strengths in the service aspect of the business has helped us considerably improve our organization. His training of our teams in all aspects of service and hospitality has been outstanding. We highly recommend SIOS restaurant consulting to all in the restaurant and food service industry.”

– Julius Meinl North America