Consumers Energy - The energy you need whenever you need it. That’s our Promise to Michigan.

Harvest Solar has been a family owned and operated industry leader for 17 years. Harvest Solar has been the trusted source to design, install and service thousands of agricultural, commercial / industrial, and EPC businesses across the Midwest.

DTE Energy (NYSE:DTE) is a Detroit-based diversified energy company involved in the development and management of energy-related businesses and services nationwide.

Crystal Flash™ is a third-generation family-owned fuels distribution company focused on commercial and residential customers throughout the Lower Peninsula of Michigan.

Vicinity Energy is a clean energy company that owns and operates the nation’s most extensive portfolio of district energy systems.

Constellation knows your life is busy. Whether it's choosing the right energy for your home or business, or figuring out how to understand your energy costs, Constellation has the answers.