HILINE HELICOPTERS, Inc.

Part 135 operator · designator GHZA

Data confidence: Records are linked by certificate number, aircraft registration, or a name match that a reviewer has confirmed. Each record below shows how it was linked.

Also recorded as: HIGH MOUNTAIN HELICOPTERS, LLC, HILINE HELICOPTERS, INC., HILINE HELICOPTERS, Inc., Hi Line Helicopters, Inc.

Accident & enforcement record

Events that happened, regardless of the operator's own reporting. Each links to its public source.

NTSB accidents & incidents

Accident · 2021-01-09 Matched by aircraft (N-number)
HUGHES 369D (N8612F) No injuries Part 91

The pilot’s failure to adequately monitor the environment which resulted in a collision with a snowbank and subsequent loss of control.

Source: NTSB case WPR21LA084
Accident · 2016-09-12 Operator named in NTSB report
BELL 206B (N6181A) No injuries PUBU

Operated by Hi Line Helicopters, Inc. (per NTSB report)

The pilot's failure to maintain helicopter control while on the ground, which resulted in mast bumping.

Source: NTSB case WPR16LA188

FAA enforcement actions

No FAA enforcement actions linked to this operator.

Maintenance disclosure history

No maintenance difficulty reports on file. Note: SDR filing is largely voluntary, so absence is not evidence of a clean maintenance history.

Linked aircraft

N-numberMake / modelYearStatusLink basis
N14HLMatched by certificate designator
N20WHBELL 4071999Valid RegistrationMatched by certificate designator
N6181ABELL 206B1993Valid RegistrationMatched by certificate designatorOperator named in NTSB report
N8612FHUGHES HELICOPTERS INC HUGHES 369D1977Valid RegistrationMatched by certificate designator