Two men and two women were arrested after police found methamphetamine and cocaine during four raids on Sunday.
Winnipeg police said on Monday the service's guns and gangs unit, with the tactical support team, searched two areas in a hotel in the Exchange District, as well as a residence in the Norberry neighbourhood and a storage locker in the Inkster Industrial Park.
Police said about 668 grams of methamphetamine was found, as well as about nine grams of cocaine, a 12 gauge shotgun loaded with four shells, a conducted energy weapon capable of firing projectiles, $8,387 in cash, and various drug paraphernalia.
Trevor Courtney Roesler, 36, of Winnipeg, has been charged with several offences including drug trafficking.
Adam Albert Laforrest, 33, of Winnipeg has been charged with several offences including possession of an unauthorized firearm.
A 28-year-old Winnipeg woman has been charged with numerous offences including drug trafficking while a 30-year-old Teulon woman has been charged with unauthorized possession of a firearm and tampering with a firearm serial number.
The two men have been detained in custody while the two women have been released on appearance notices.