I love Tony's, but they're also reportedly higher in lead content than other brands.
https://www.consumerreports.org/health/food-safety/lead-and-cadmium-in-dark-chocolate-a8480295550/
Valrhona is a solid non-American brand pick from the list of safer chocolate and they're B-Corp certified. I believe their parents company is French.
When it comes to chocolate you're often forced to pick your poison, so to speak.