Magpul Industries Corporation is an American designer and manufacturer of high-tech polymer and composite firearms accessories like M-LOK.

[4] Magpul primarily designs, manufactures and distributes polymer magazines, accessories and gun parts for AR-15/M16/M4, AK-47/AK74, Steyr AUG, and Heckler & Koch G36 rifles, and Remington 870 and Mossberg 500 shotguns.

[citation needed] 2003: Magpul moves out of Fitzpatrick's home to official offices and its first employee, Doug Smith, is hired.

2006: Magpul receives its first official NATO Stock Number, and their products are featured in the movie Mission: Impossible III.

[citation needed] 2007: The PMAG 30 magazine for the AR-15/M16s, UBR stock, and Masada Adaptive Combat Rifle are introduced at SHOT Show.

2009: The EMAG (Export MAGazine), designed to fit other STANAG 4179-compliant weapons such as the HK416 and SA80 is introduced, as well as several other products such as the MBUS (Magpul Back-Up Sights).

The name was chosen in honor of Ahmad Shah Massoud, the famous resistance leader of the Afghan Northern Alliance who was killed two days prior to the September 11 attacks.

[22] The Magpul PDR is a conceptual 5.56mm caliber personal defense weapon which utilizes a bullpup design principle.

Magpul designed a folding 9mm caliber submachine gun similar to the ARES FMG which was first publicly unveiled at the 2008 SHOT Show.

[26] On January 2, 2014, Magpul announced that it was moving its production, distribution, and shipping operations to Cheyenne, Wyoming, and its corporate headquarters to Austin, Texas.