Place all ingredients into a ziptop bag.
Close bag and mix by squeezing the bag until all ingredients are incorporated together.
Marinate in the refrigerator for 3-5 hours.
Preheat oven to 400°
Place a large oven-safe skillet into the oven to heat the skillet.
Trim the pork tenderloin removing all fat pieces and the silver skin. (You can also ask your butcher t d this for you.)
Add the pork tenderloin.
Remove the HOT skillet from the oven (leave the oven on).
Place the skillet on a burner on the stovetop and turn it on medium.
Add the 1 TBS extra virgin olive oil to the skillet.
Sear all of four sides of the tenderloin in the skillet until each side is browned. (About 3-4 minutes per side.)
Place the skillet with the tenderloin in the hot oven and roast for approximately 20 minutes or until the internal temperature reaches 163°
Remove the tenderloin from the oven, place it on a cutting board, and let it sit for 10 minutes before slicing.