{"as_of":"2026-10-08","attribution":"FAA and NTSB data via eFlight Registry (https://eflight.com)","connections":[{"group":"Where","items":[{"count":null,"name":"Greeley, CO","note":"the town on the certificate","unit":"","url":""},{"count":null,"name":"Easton/Valley View Airport","note":"11V","unit":"","url":"https://eflight.com/airports/11V"},{"count":null,"name":"Greeley-Weld County","note":"GXY","unit":"","url":"https://eflight.com/airports/GXY"},{"count":7455,"name":"Colorado","note":"","unit":"aircraft registered","url":"https://eflight.com/states/CO"},{"count":511,"name":"Aircraft registered in Greeley","note":"","unit":"registered","url":"https://eflight.com/aircraft?city=Greeley&state=CO"}],"relation":"works in"},{"group":"Certificate","items":[{"count":null,"name":"FAA repair station certificate (Part 145)","note":"27OD157C","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":"27OD157C","city":"Greeley","country":"United States","id":"advanced-aerotechnologies-group-llc","name":"Advanced Aerotechnologies Group LLC","state":"CO","type":"repair-station","url":"https://eflight.com/repair-stations/advanced-aerotechnologies-group-llc"},"source":"FAA Civil Aviation Registry, FAA airport file, NTSB accident database; assembled by eFlight Registry"}