He decided to move to Monterrey, leaving his family back in Sabinas Hidalgo to work at his uncle's restaurant.
He married María Jáuregui and had five children: Juan Gregorio, Guillermina, Clara, Gloria, and Rosa.
They started by producing trucks from bits and pieces of other vehicles that came from the United States during World War II.
They also produced the renowned Rural Ramírez, an SUV and Pickup truck based on a model by International, which is still collected by some people in Mexico.
Gregorio Ramírez González was given honors numerous times, as an outstanding citizen for Nuevo León, his hometown Sabinas Hidalgo, as an entrepreneur, as a club member of the Rotary Club, and being part of a select group of important and influential Mexicans of his time.