Gather all ingredients before starting the recipe.
Marinade
Combine 1/4 cup soy sauce, 2 tbsp fresh orange juice, 1 tbsp maple syrup1 tbsp toasted sesame oil and 1 tbsp vegetable oil in a large plastic resealable bag. Add trimmed pork tenderloin, squeeze out air and seal bag. Massage tenderloin with your hands to make sure that all surfaces are covered. Refrigerate for an hour, or up to 4 hours. Remove from the refrigerator an hour before grilling, or just set aside for an hour to marinate.
Pork Tenderloin
Pre heat oven to 400°F
Remove tenderloin from marinade, pat dry, discard marinade.
Heat oven proof skillet on medium high heat for 2-3 minutes.
Add tenderloin and sear each side for about 2-3 minutes.
Place skillet in pre heated oven and roast for 10-12 minutes.
Remove tenderloin and allow to rest for 5-10 minutes before slicing.
Serving
While tenderloin is resting, gently the Thai Green Chili Sauce until it is just warm.
Drizzle sauce over the bottom of a serving platter, place sliced pork tenderloin on top of the sauce and garnish with chopped pistachios or pepitas and cilantro leaves.