The U.S. aircraft register, updated daily
Models · Stemme Ag · Gliders · data as of October 23, 2026

Stemme Ag STEMME S 10-VT

8 on the U.S. register. Built from 2004 to 2015; half of them date from 2007 or earlier. Wisconsin has the most (1). 75% are registered to companies, flight schools, clubs and other organisations; the rest to individuals, who are not named here at this time.

Stemme Ag STEMME S 10-VT: German touring motor glider, 2006
Photo: Alan Wilson, CC BY-SA 2.0, via Wikimedia Commons · Stemme S6 on Wikipedia

About the STEMME S 10-VT from the FAA's model table

Type
Glider · Gliders
Power
Four-cycle piston, 1 engine
Common engines
Rotax 914 Series (6), Rotax See Bombadier (1), Brp-Rotax 914 F2 (1)
Seats
2
Built of
composite · A carbon-fibre motor glider.
Maker on the register
Stemme Ag
Registered
earliest certificate August 13, 2015; newest June 29, 2026

Who owns them registrant type

By owner type, as a table
aircraftshare
LLC450%
Individual225%
Corporation225%

Versions as the FAA records them · click one to list only those aircraft

VersionRegisteredBuiltShare
STEMME S 10-VT82004 to 2015100.0%

When they were built by decade · 2 with no year on file

By decade built, as a table
aircraft
20004
20102

Registrations by year certificates issued since 2010, including changes of owner · 2026 is the year so far

Registrations by year, as a table
aircraft
20151
20191
20211
20221
20231
20242
20261

Registration status

By status, as a table
aircraftshare
Valid8100%

Airworthiness certificate class

By airworthiness certificate, as a table
aircraftshare
Standard8100%

Biggest operators companies, schools and clubs

Stemme USA INC1Stemme LLC1Redwood Aviation LLC1Linda Vista Aviation INC1Hawaii Rotor Adventures LLC1Darkstar Capital LLC1
Largest fleets, as a table
aircraft
Stemme USA INC1
Stemme LLC1
Redwood Aviation LLC1
Linda Vista Aviation INC1
Hawaii Rotor Adventures LLC1
Darkstar Capital LLC1

Accident history NTSB records · 0 cases since 1982, 0 fatal

No NTSB accident or incident records match this family's versions. Each aircraft's own page also shows its record. How models compare: Accidents by model in Aviation Analytics.

Questions people ask answers refresh every morning

How many Stemme Ag STEMME S 10-VT aircraft are registered in the U.S.?

8 as of October 23, 2026, counting 1 version the FAA records separately.

Which state has the most Stemme Ag STEMME S 10-VTs?

Wisconsin, with 1.

Who owns the Stemme Ag STEMME S 10-VT?

75% are registered to companies, flight schools, clubs and other organisations; the rest to individuals and co-owners, who are not named on this site at this time.

When were the Stemme Ag STEMME S 10-VTs on the register built?

Between 2004 and 2015; half of them in 2007 or earlier.

What is the Stemme Ag STEMME S 10-VT made of?

The airframe is composite: carbon fibre or glass fibre set in resin, moulded in large pieces with few joints, which gives smooth shapes but needs different inspection and repair methods from metal. A carbon-fibre motor glider. The FAA's type certificate data sheet is the authority for any one model.

What the FAA has certified, ordered and been told about the Stemme Ag STEMME S 10-VT the component layer

The airframe is composite: carbon fibre or glass fibre set in resin, moulded in large pieces with few joints, which gives smooth shapes but needs different inspection and repair methods from metal. A carbon-fibre motor glider. The design is held under 1 type certificate (G06CE, held by Stemme GMBH). The FAA has issued 21 airworthiness directives (orders that owners must comply with) that name this model, most of them about engine.

FAA orders 21 airworthiness directives · newest first

2023-03-012023-02-03 · Powerplant System · rotorcraft systems
2022-01-272022-01-09 · Powerplant System · rotorcraft systems
2018-03-202018-03-16 · Propellers/Propulsors · propeller
2017-06-152017-10-11 · Propellers/ Propulsors · propeller
2013-01-072012-24-02 · Powerplant · engine
2010-07-062010-11-08 · Fuel · engine

All orders naming the Stemme Ag STEMME S 10-VT

By system

Orders by system, as a table
ordersshare
Engine733%
Propeller524%
Rotorcraft systems210%
Other and general210%
Flight controls210%
Airframe structure15%
Landing gear15%
Fuel system15%

Certificates and bulletins

G06CEType certificate held by Stemme GMBH · 2 models listed · revised March 24, 2025

Safety bulletins 1 · advice, not orders

2013-09-30HQ-13-46 · Standard Airworthiness Certificate Category for Stemme S10-VT Gliders

Sources: the FAA's type certificate data sheets, airworthiness directives, supplemental type certificates, special conditions and special airworthiness information bulletins (Dynamic Regulatory System), and the FAA's service difficulty reports. A failure report is what an operator or repair station chose to file; the counts show reporting as much as reliability, and larger and commercial fleets report more. How the systems are grouped.

Connections how the STEMME S 10-VT links to the rest of the register

Design
Engines
Where they are
Biggest operators
Record
Airworthiness

The whole map of how records connect · these connections as data: /graph/model/stemme-ag/stemme-s-10-vt.json.

Aircraft newest certificates first · 8

Tail no.Maker and modelOwner and baseCertificateRegisteredStatus
N917BA Stemme Ag
STEMME S 10-VT
Hawaii Rotor Adventures LLC
Waialua, Hawaii
Standard 2026-06-29 ValidFAA registration status code V: Valid registration. All codes
N529RD Stemme Ag
STEMME S 10-VT
Darkstar Capital LLC
Kalispell, Montana
Standard 2024-08-07 ValidFAA registration status code V: Valid registration. All codes
N55ZW Stemme Ag
STEMME S 10-VT
Stemme USA INC
West Columbia, South Carolina
Standard 2024-01-16 ValidFAA registration status code V: Valid registration. All codes
N548TC Stemme Ag
STEMME S 10-VT
Redwood Aviation LLC
Carson City, Nevada
Standard 2023-04-30 ValidFAA registration status code V: Valid registration. All codes
N460YS Stemme Ag
STEMME S 10-VT
Individual owner
Delaware
Standard 2022-10-25 ValidFAA registration status code V: Valid registration. All codes
N278AD Stemme Ag
STEMME S 10-VT
Stemme LLC
Appleton, Wisconsin
Standard 2021-12-22 ValidFAA registration status code V: Valid registration. All codes
N5BD Stemme Ag
STEMME S 10-VT
Individual owner
Arizona
Standard 2019-03-02 ValidFAA registration status code V: Valid registration. All codes
N321HC Stemme Ag
STEMME S 10-VT
Linda Vista Aviation INC
West Palm Beach, Florida
Standard 2015-08-13 ValidFAA registration status code V: Valid registration. All codes