A statement read: “Leicester Tigers are excited to announce Mike Brown has re-signed with the club beyond the 2023/24 season.
It was last July, shortly after the financial collapse of London Irish, when the 29-year-old Powell, who won four caps for Australia in 2017, joined the Tigers, the club where the 21-year-old Browning had come through the academy ranks.
Anthony Watson will return to action after a 10-month injury absence when he makes his Leicester debut on Friday.
It was March when Leicester confirmed the re-signing of Freddie Burns but his second debut for the club ended disappointingly on Friday.
Leicester are currently in camp in Jersey but that seclusion hasn't prevented Steve Borthwick from doing some transfer business this week.
Born in Manchester, the midfielder is both Irish and English-qualified and was a member of the Sale Sharks academy from 2017-19.
A highly-rated giant England U20s star is among a trio of Leicester Tigers academy products to commit their future to the club.
If the COVID-19 outbreak brings any positives to the Gallagher Premiership, it's that it gives the clubs the time to address their problem positions.
The Premiership Rugby 7s squads have been announced and the two-day event at Franklin's Gardens is an opportunity for some promising youngsters to shine.