Subsidiaries

DTE Biomass Energy

DTE Coal Services

DTE Energy Services

DTE Energy Supply

DTE Energy Trading

DTE Energy Ventures

DTE Gas Resources

DTE Gas Storage

DTE PetCoke

DTE Pipeline Co.

MichCon Laboratory Services

MichCon Pipeline

MichCon Storage & Transportation

Midwest Energy Resources Co.

Special Interests

Electric Choice Suppliers

Energize Your Life

Home Protection Plus

Nuclear Generation

Retiree

Supply Chain

Wind Energy