Every brand WEC Energy Group owns
5 brands, sorted alphabetically. Brands with their own page link through; others are listed here with their source. See the company profile and ownership tree.
| Brand | Category | Origin | Held via | Stake | Since | Confidence | Source |
|---|---|---|---|---|---|---|---|
| American Transmission Company | Grids & transmission | 🇺🇸 United States | Direct | 60% | — | verified | SEC EDGAR, Feb 2026 |
| Peoples Gas (Chicago) | Gas utilities | 🇺🇸 United States | Direct | 100% | — | verified | SEC EDGAR, Feb 2026 |
| Wisconsin Electric Power Company | Electric utilities | 🇺🇸 United States | Direct | 100% | — | verified | SEC EDGAR, Feb 2026 |
| Wisconsin Gas | Gas utilities | 🇺🇸 United States | Direct | 100% | — | verified | SEC EDGAR, Feb 2026 |
| Wisconsin Public Service Corporation | Electric utilities | 🇺🇸 United States | Direct | 100% | — | verified | SEC EDGAR, Feb 2026 |