{"as_of":"2026-10-08","attribution":"FAA and NTSB data via eFlight Registry (https://eflight.com)","connections":[{"group":"Where","items":[{"count":null,"name":"Great Falls, MT","note":"the town on the certificate","unit":"","url":""},{"count":null,"name":"Great Falls International","note":"GTF","unit":"","url":"https://eflight.com/airports/GTF"},{"count":6043,"name":"Montana","note":"","unit":"aircraft registered","url":"https://eflight.com/states/MT"},{"count":87,"name":"Aircraft registered in Great Falls","note":"","unit":"registered","url":"https://eflight.com/aircraft?city=Great Falls&state=MT"}],"relation":"works in"},{"group":"Certificate","items":[{"count":null,"name":"FAA repair station certificate (Part 145)","note":"HOQR040K","unit":"","url":""}],"relation":"holds"}],"graph":"https://eflight.com/graph","graph_index":"https://eflight.com/graph/index.json","license":"https://creativecommons.org/licenses/by/4.0/","node":{"certificate":"HOQR040K","city":"Great Falls","country":"United States","id":"holman-aviation-co","name":"Holman Aviation CO","state":"MT","type":"repair-station","url":"https://eflight.com/repair-stations/holman-aviation-co"},"source":"FAA Civil Aviation Registry, FAA airport file, NTSB accident database; assembled by eFlight Registry"}