Business ownership connections
3 active businesses connect to Wrench Group, LLC in this directory. Some links describe franchises or minority investments, so a connection doesn’t always mean control.
1 acquisition or change listed for this business in the downloadable data.
Current connection · Stake size not disclosed
Current privacy policy states that Abacus is a wholly owned subsidiary of Wrench Group.
From unknown · End date not given · Checked 2026-07-26 · Link R018 S015
Current connection · majority with management
Leonard Green and management retained a majority interest.
From 2022-11-09 · End date not given · Checked 2026-07-26 · Link R019 S016 S017
Current connection · significant minority
Significant minority investment.
From 2022-11-09 · End date not given · Checked 2026-07-26 · Link R020 S016
Current connection · significant minority
Significant minority investment.
From 2022-11-09 · End date not given · Checked 2026-07-26 · Link R021 S016
Current connection · platform affiliation; exact brand-level equity undisclosed
Wrench’s dated release and current brand directory establish platform affiliation; exact Lindstrom equity and a separate close date are undisclosed.
From 2022-02-10 · End date not given · Checked 2026-10-26 · Link US-R018 US-S023 US-S024
Current connection · greenfield operating brand; not an acquisition
Wrench explicitly identifies Comfort Wave as a greenfield launch opened in November 2023. No acquisition is asserted.
From 2023-11 · End date not given · Checked 2026-10-26 · Link US-R019 US-S024 US-S026
Each business below links to this owner or group. Franchise, minority investment, and past connections are labeled.
TX / HVAC · plumbing · electrical
Wrench Group, LLC
Current ownership or business-name connection
FL / HVAC · plumbing
Wrench Group
Current operating or investment connection
OK / HVAC · plumbing · electrical
Wrench Group
Current operating or investment connection
Abacus described as wholly owned subsidiary of Wrench Group, LLC
Leonard Green and management retained majority; TSG and Oak Hill made significant minority investment
Transaction-party copy of the November 9, 2022 announcement. TSG/Oak Hill minority interests and Leonard Green/management majority remain distinct.
Current Wrench Group sponsor relationship
Wrench reports Lindstrom joined its platform and retained local branding.
The release does not disclose consideration, equity percentage or a separate legal closing date.
Current platform directory lists Lindstrom and Comfort Wave among Wrench brands.
Directory affiliation does not establish a brand-level equity percentage.
Wrench explicitly identifies Comfort Wave as a greenfield launch opened in November 2023.
This is operating-platform evidence, not an acquisition announcement.