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Green Monstah Firearms

Firearm instructorGun shopGunsmith

1514 Winchester Ave, Martinsburg, WV

Self-described as follows: Green Monstah Firearms is a family-owned retailer and gunsmith in Martinsburg, WV, offering firearms, accessories, FFL transfers, and gunsmithing services.

Profile updated July 19, 2026

What they offer

Gun shop

Sells
Used firearms
Transfers
FFL transfers and NFA transfers
Services
Trade ins and consignment

Gunsmith

Work
Cerakote
Platforms
AR, Glock, Ruger, Sig Sauer, heckler & koch, IWI, Wilson Combat, Benelli, Springfield Armory and Smith & Wesson
Credentials
Advanced firearm customization, Glitterizing and Hydro dipping

Classes

  • Beginner courses
  • Concealed carry classes
  • Advanced tactical training
  • Private or small-group sessions

Around Martinsburg

USA Arms lists 8 gun shops and 4 gunsmiths in Martinsburg; a place can have more than one role.

Other firearms instructors in Martinsburg

Everything in Martinsburg

New to classes? How long a first class takes and what it costs

Sources and corrections

Sources: greenmonstahfirearms.com.

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