Dante Labs is an Italian DNA testing company. They are one of the first to produce a marketable whole genome test with high enough coverage to be used by genealogists and medical researchers as a DTC product.
Q-M242 is the parent to all other Q branches. Its parent is P-M45. YFull dates show that Q-M242 is between 34,000 and 29,800 years old (95% CI). This is a much older date than in older published studies, and perhaps helps explain the great geographic spread of the branches under it.