Editing List of Motor Manufacturers (section)

== Defunct Motor Manufacturers ==

=== Animal Motor Works ===

A former manufacturer of snap-ring APCP motors. Some motors made for AMW cases (compatible with AMW and Loki in 54mm) are produced by CTI.

[[File:AMW_N2801Skidmark_BChanes.jpg|thumb|alt=A rocket launches on a large skidmark motor producing black smoke and golden sparks |An [[Animal Motor Works]] Skidmark motor with distinctive black spoke and golden titanium sparks]]

=== Ellis Mountain Rocket Works ===

A manufacturer of single use and reloadable APCP motors ranging from E to M and black anodized snap ring hardware. Ellis mountain snap ring hardware utilized a stainless steel washer as a nozzle carrier and the reloads used disposable phenolic nozzles. A Ellis mountain was most known for their line of single use long burn motors, such as the F20 and G20 Ellis. Mountain Rocket Works went defunct when its founder, Robert Ellis, passed away due to complications resulting from a para-gliding incident on December 4th, 2007. After the Aerotech fire in October of 2001, Ellis Mountain helped produce Aerotech brand motors in early 2002. [CITATION NEEDED]

=== Kosdon ===

A manufacturer of snap-ring APCP motors that went defunct when its founder, Frank Kosdon, passed away. Some motors made for Kosdon cases (compatible with AMW and Loki in 54mm) are produced by Aerotech under the now discontinued brand, Kosdon By Aerotech.

=== Gorilla ===

A former manufacturer of APCP motors and snap ring hardware.

=== Rattworks ===

A former manufacturer of monotube UC-valve hybrids and an experimental "tribrid" using alcohol in addition to nitrous oxide and a solid fuel.

=== Ravenna Rocket Research ===

Info here

=== FSI ===

Flight systems Inc. Former manufacturer of black powder rocket motors ranging from A to F. 

=== Rocketflite ===

Former manufacturer of black powder rocket motors ranging from A to H. Most famously known for their SilverStreak motors, which showered all below with a large plume of sparks. 

=== Centuri ===

Former manufacturer of small black powder rocket engines. 

=== Advanced Propulsion Systems ===

Advanced Propulsion Systems (APS), manufacturer of purple reloadable hardware and reloads. Casings were anodized in purple with gold anodized closures, which utilized acme threads and internal O-ring grooves. The aft closure acted as a nozzle carrier for graphite nozzles. Currently owned by Nikolaas Byra, who purchased the company in 2017. (defunct?)

=== [[Syner-Jet]] ===

=== Enerjet ===

Info

=== North Coast Rocketry ===

Info

=== Vulcan Systems Inc ===

info

=== Crown Rocket Technology ===

info

=== Reaction Labs ===

info

=== Canaroc ===

info

=== Cox ===

info

=== Propulsion Industries ===

info

=== Visijet ===

Former manufacturer of single use APCP motors. Owned by Korey Kline.

=== Skyripper ===

Former manufacturer of hybrids, which were loaded into their line of snap ring hardware.

=== Dynamic Propulsion Systems ===

=== PlasmaJet ===

[[Category:General]]