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Registered aircraft · FAA record as of September 25, 2026
N540EZ

Esselstyn Chris MODIFIED COZY MK 4

Valid Wisconsin

N540EZ is an Esselstyn Chris MODIFIED COZY MK 4, a fixed-wing airplane with one motor with a piston engine, built in 2005. It has 4 seats. It is registered to an individual in Waukesha, Wisconsin. The registration is valid: it was issued on March 7, 2005 and expires on March 31, 2030. It holds an experimental airworthiness certificate for amateur built, dated July 10, 2005.

Aircraft

Maker
Esselstyn Chris
Model
MODIFIED COZY MK 4
Serial number
003
Type
Fixed-wing, single engine
Power
Piston (reciprocating), 1 motor · Lycoming IO-540-D4A5 · 260 hp
Seats
4
Year built
2005
Transponder code
A6D868 (octal 51554150)

Registration

Status
Valid registration
Certificate issued
March 7, 2005
Expires
March 31, 2030
Last FAA action
October 13, 2023
Airworthiness
Experimental · Amateur built · July 10, 2005
FAA region
Great Lakes
FAA record id
00091719

Owner as the FAA publishes it

Name
Esselstyn Chris D
Type
Individual
Address
N2W27481 Arrowhead Trl
Waukesha, WI 53188-1947

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