Staging copy. The live site is at https://staging.data.eflight.com.
eFlight RegistryFAA data, updated daily
Registered aircraft · FAA record as of September 25, 2026
N423CS

Cessna 525B

Valid Montana

N423CS is a Cessna 525B, a fixed-wing airplane with more than one motor with turbofan engines, built in 2006. It has 8 seats. It is registered to Mountain Crest Holding LLC, an LLC in Whitefish, Montana. The registration is valid: it was issued on November 13, 2025 and expires on November 30, 2032. It holds a standard airworthiness certificate for commuter, dated November 30, 2006.

Aircraft

Maker
Cessna
Model
525B
Serial number
525B0121
Type
Fixed-wing, multi-engine
Power
Turbofan, 2 motors · Williams FJ44-3A · 2,820 lb thrust
Seats
8
Year built
2006
Transponder code
A50707 (octal 51203407)

Registration

Status
Valid registration
Certificate issued
November 13, 2025
Expires
November 30, 2032
Last FAA action
November 13, 2025
Airworthiness
Standard · Commuter · November 30, 2006
FAA region
Northwest Mountain
FAA record id
00205199

Owner as the FAA publishes it

Name
Mountain Crest Holding LLC
Type
LLC
Address
1380 Wisconsin Ave
Whitefish, MT 59937-3338

Owners can ask the FAA to withhold their name and address from public files. When they do, those fields are blank here as well. How that works.

Documents on file 0

No bills of sale, loans or other documents are indexed against this tail number.

Source: FAA Civil Aviation Registry, Releasable Aircraft Database, September 25, 2026. See this record on the FAA site · This record as data