if you are looking for surveyors, my parents do fantastic airborn radiometrics and magenetics.
https://www.specialprojects.ca theyre also collecting seismic equipement from retiring friends it seems. geophones hydrophones, vibrators etc
back in january i had some fun turning standard textbooks like Blakely into agent skills - translate the appendix to python and the like.
i dont think theyre using it though, too focused on fire mapping atm