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100% Mobile Shop. We Come To You.
Strictly Mobile A&P/IA Mechanic • NJ, NY, PA

TOPGUN
Maintenance

An FAA A&P/IA comes to your hangar or tie down with the tools, does the work by the book, and gets you back in the air.

What We Do
Professional Aircraft Maintenance & Inspections
Where We Go
Your Hangar or Tie Down in NJ, NY, PA. Other States, Call Us.
When You Need Us
AOG & Emergency Response Available
FAR
91/135 Certified
AOG
AOG Support
3
State Coverage
15+ Years
Corporate & GA Aviation
A&P / IA
FAA Certificated, Inspection Authorization
Phenom 300
Factory Initial Training, 2026
Part 135
Line & AOG Experience
KMMU
Nearest Airport
What We Do

Our Services

01

Annual & Pre-Buy Inspections

Annual, 100 hour, and pre-buy inspections by an A&P/IA, at the aircraft. Buying an airplane? Get a pre-buy before you wire the money.

  • Pre-Buy Inspections, buyer or seller side
  • FAR 91 Annual Inspections
  • FAR 135 Compliance Checks
  • 100-Hour Inspections
  • Pre/Post Flight Checks
  • Airworthiness Directives
02

Maintenance & Avionics

Preventive maintenance and avionics troubleshooting following manufacturer documentation. Keep your aircraft in peak condition.

  • Engine Inspections & Service
  • Avionics Troubleshooting
  • Avionics Upgrades
  • Airframe Inspections
  • Component Replacement
03

Mobile Service & AOG

Everything we do is mobile. Annuals, repairs, and AOG all happen at your aircraft. Aircraft on Ground? We load the van and respond.

  • On-Site Mobile Service
  • AOG Emergency Response
  • Rapid Parts Sourcing
  • Troubleshooting & Diagnostics
  • Coverage Across NJ, NY, PA. Other states, call us
Buying an Airplane?
Get a Pre-Buy Inspection Before You Wire the Money
We come to the seller's hangar, go through the airframe, engine, and logbooks, and hand you a written findings list. Walk in knowing what you are buying and what it will cost to fix.
Book a Pre-Buy
Straight Answers

Pricing

Piston Singles
Cessna 172 Annual Inspection
STARTING AT$2,600travel fee for the annual included

Full annual inspection at your hangar, signed off by an A&P with Inspection Authorization. Pricing does not include additional repairs, overhauls, or replacement parts.

  • Oil and filter change
  • Airframe lubrication
  • Airworthiness Directive research and compliance check
  • Travel fee for the annual included
  • Written discrepancy list, repairs quoted separately and only with your approval
  • Other singles (182, Cherokee, SR20/SR22) quoted on request
Book an Annual
Hourly Rates
Scheduled and Unscheduled
$140per hour, scheduled maintenance
$160per hour, unscheduled and AOG

Travel: $75 per hour scheduled, $100 per hour unscheduled. Nearest airport is KMMU.

  • Annual inspections
  • Pre-buy inspections with written findings and logbook review
  • Squawk troubleshooting and repairs
  • Sheet metal consultation
  • Structural repair planning submitted to engineering
  • Written estimate and work authorization by phone or email
Get an Estimate
Business Jets & AOG
Phenom, Challenger, Citation
4 Hourminimum, scheduled or AOG

Phenom 300, Challenger 300/350, Citations. Line maintenance, AOG response, and Part 135 vendor support for operators in the Northeast corridor.

  • Call, text, or email for a quote. Immediate response.
  • AOG dispatch, day or night, call first
  • Scheduled line maintenance and inspections
  • Overnight and standby priced up front
  • Insurance and credentials on file for your operator
Call or Text for Quote
Deposit
Half to schedule, balance at sign off. Pay by card link or Zelle.
Approval
Anything found during inspection is quoted first. You approve it in writing before we touch it.
Quotes
Written quotes are good for 30 days. No surprises on the invoice.

We are a mobile shop. All work is done at your aircraft. Prices are for aircraft within our coverage area, longer trips quoted at the travel rate.

SYS: OPERATIONAL STATUS: READY JULIAN MERO, A&P/IA
Julian Mero with the Topgun Maintenance mobile service van

Exceptional Maintenance

TOPGUN MAINTENANCE L.L.C is a strictly mobile aircraft maintenance service in New Jersey. Nearest airport is KMMU. We are a mobile shop. Our 2024 Ford Transit AWD carries the tools, jacks, and parts to your aircraft. Every job is done in your hangar or on your ramp. You never ferry the airplane anywhere. We serve aircraft owners, flight schools, and operators across New Jersey, New York, and Pennsylvania. Outside those three states, call us and we can schedule something.

You work directly with Julian Mero, owner and FAA certificated A&P mechanic with Inspection Authorization, with over 15 years in corporate and general aviation on Phenom, Challenger, Citation, and piston aircraft. The person who quotes the job is the person who turns the wrenches and signs the logbook. Whether you need annual inspections, scheduled maintenance, or emergency AOG support, we deliver FAR 91/135 compliant service you can trust.

Certification
FAA A&P/IA Licensed
Compliance
FAR 91/135 Certified
Service Area
NJ, NY, PA. Others by request
Availability
Now Booking Annuals
Service Area

2.5-Hour Rapid Response Coverage

COVERAGE ACTIVE
NJ | NY | PA
NEAREST AIRPORT: KMMU
Nearest Airport (KMMU)
GA / Business Aviation
International / Major Hub
2.5hr Response Radius
32
Airports Served
3
States Covered
2.5
Hour Response
AOG
Emergency Ready

Outside NJ, NY, and PA? Call or text us and we can usually schedule something.

Project Profile

Recent Projects

Some maintenance shown for reference.

Cirrus SR22 in the Owner's Hangar
2026
Mobile Service
Cirrus SR22
Maintenance performed on site.
Wing Tip Skin Replacement
2025
Sheet Metal
Wing Tip Skin Replacement
Old skin drilled out, new skin fitted and clecoed, then riveted and sealed.
Vertical Fin Cap Fit Check
2025
Sheet Metal
Vertical Fin Cap Fit Check
Skin trimmed and clecoed for fit before final rivets.
Fairing Rivet Removal
2025
Sheet Metal
Fairing Rivet Removal
Rivets drilled clean without enlarging the holes, ready for the new part.
Composite Damage Repair
2024
Composite
Composite Damage Repair
Damage opened up, layup scheduled, cured under heat lamp, faired and painted.
Skin Fairing Assembly Drill Out
2024
Structural
Skin Fairing Assembly Drill Out
Fastener removal on a skin fairing assembly for replacement.
Wing Root Fairing, Fabricated and Fitted
2019
Fabrication
Wing Root Fairing, Fabricated and Fitted
Formed, drilled, and riveted to match the original contour.
Fairing Structure Replacement
2019
Structural
Fairing Structure Replacement
New structure clecoed in place before final riveting.

Sheet metal, composite, and structural repairs performed with approved data and returned to service by an A&P/IA. Ask us about your repair.

Aircraft On Ground

How AOG Works

01
Call or Text
(201) 452-1986. Tell us the tail number, where it sits, and what it is doing. You get a straight answer on whether we can make it and when.
02
We Dispatch
Work authorization by phone or email.
03
Fix It and Sign It Off
Troubleshoot, repair, and return to service as required.

Ready for Takeoff?

Whether you need an annual, a squawk fixed, or an AOG response, we are standing by. Contact us to discuss your requirements.