Frontier HVAC LLC

Overview

Frontier HVAC LLC, a plumbing, HVAC contractor, in Madison, MT has been inspected by OSHA 3 times since 2022. OSHA recorded no violations across those inspections. Based on this record, SafeCheck assigns a safety grade of A.

Inspection timeline

1. November 2, 2025

   No violations cited.

2. July 19, 2022

   No violations cited.

3. June 18, 2022

   No violations cited.

Frequently asked questions

Is Frontier HVAC LLC safe to hire?

Based on OSHA enforcement records, Frontier HVAC LLC earns a safety grade of A. That's a strong record relative to inspected contractors. As with any hire, also verify licensing, insurance, and references.

How many OSHA violations does Frontier HVAC LLC have?

Frontier HVAC LLC has 0 OSHA violations on record across 3 inspections. Of those, 0 are classified as serious, 0 as willful, and 0 as repeat.

When was Frontier HVAC LLC last inspected by OSHA?

OSHA's most recent inspection of Frontier HVAC LLC on record was on November 2, 2025.

Where does this OSHA data come from?

SafeCheck builds every scorecard from the U.S. Department of Labor's public OSHA enforcement data. Data shown is current as of May 25, 2026.