
George III Grinzewitsch
General Manager
Ferrari of San Francisco
595 Redwood Hwy
Mill Valley, CA 94941

George III has 15 years of experience in the retail automotive business. At sixteen, he started as a service porter. From there he went on to work many of the common jobs that exist at a retail automotive dealership. George went to work for Fletcher Jones Motorcars as a delivery specialist and was recognized as sales assistant of the month. After returning home, he implemented valuable processes he picked up during his time at FJ Motorcars. After working as a delivery specialist, George became a service advisor and was consistently top of the board in CEP scores. Shortly after, he moved into a sales associate role. George was awarded salesperson of the month twice. While selling cars, he graduated from the NADA Dealer Academy. George then transitioned into a Sales Manager position. He managed with objective data and inspected what was expected from team members. He successfully increased 2020 new car volume by 10%.
Read moreDealership Experience
8 mos
Industry Experience
14 yrs, 11 mos
Specialties & Trainings
Ferrari models, National Automotive Dealer Academy
2 Reviews
Write a Review2 Reviews of George III Grinzewitsch
August 31, 2025
World class from the moment we step foot into the dealership Derek answered every question Just world class!! dealership Derek answered every question Just world class!! More
Other Employees Tagged: Derek Upright, Rudy Castillo
July 29, 2025
Amazing Ferrari F8 Buying Experience I had an incredible experience purchasing my Ferrari F8 from Ferrari of San Francisco. George, Rudy, and Lee were absolutely amazing to work with—professional incredible experience purchasing my Ferrari F8 from Ferrari of San Francisco. George, Rudy, and Lee were absolutely amazing to work with—professional, knowledgeable, and genuinely helpful every step of the way. They went above and beyond to assist me in any way they could by finding me my dream car. If you’re in the market for a Ferrari, I highly recommend Ferrari of San Francisco. You’ll be in great hands with George, Rudy, and Lee. More
Other Employees Tagged: Lee Perkins, Rudy Castillo