DTE Energy
Utilities · Ashtabula, Michigan
Find prospects like DTE Energy
Get a list of similar companies, matched by industry, size and location, ready for outreach.
Free sample of 25 companies by email within one business day. No spam: we only use your email for this request.
Products & Services
About DTE Energy
DTE Energy is a Detroit-based diversified energy company involved in the development and management of energy-related businesses and services nationwide.
Its primary NAICS classification is 221122 (Electric Power Distribution). DTE Energy is one of 1,839,787 companies listed in Michigan.
Business Contact Information
- Phone
- (313) 235-4000
- Fax
- (313) 235-8055
- Website
- www.dteenergy.com
- Address
- 1 Energy Plz, Ashtabula, Michigan, 48226, United States
Industry & Classification
- Industry
- Utilities
- Sector
- Utilities
- Segment
- Electric Utilities
NAICS Codes
- 221122Electric Power Distribution
- 221121Electric Bulk Power Transmission and Control
- 22Utilities
- 221Utilities
- 2211Electric Power Generation, Transmission and Distribution
- 22112Electric Power Transmission, Control, and Distribution
- 22111Electric Power Generation
- 221112Fossil Fuel Electric Power Generation
SIC Codes
- 4939
- 4931
Company Details
- Employees
- 9,500
- Annual Revenue
- $13.7M
DTE Energy: frequently asked questions
What does DTE Energy do?
DTE Energy is a Detroit-based diversified energy company involved in the development and management of energy-related businesses and services nationwide.
Where is DTE Energy located?
DTE Energy is located at 1 Energy Plz, Ashtabula, Michigan, 48226, United States.
How many employees does DTE Energy have?
DTE Energy has about 9,500 employees.
What is DTE Energy's annual revenue?
DTE Energy's annual revenue is estimated at $13.7M.
What industry is DTE Energy in?
DTE Energy is in the Utilities / Utilities industry, and its primary NAICS code is 221122 (Electric Power Distribution).
How can I contact DTE Energy?
Its website is www.dteenergy.com and its phone number is (313) 235-4000.
Largest companies in Michigan
Largest utilities companies
Manufacturing sales in Michigan, 2026
In Michigan, Factur's 2026 study counted 81 manufacturing quotes worth $4.7M and 28 purchase orders over 12 months: 35% of quotes became orders, against 21% nationally. See the Michigan data.
Own this business?
Keep your profile accurate — or ask us to take it down. We acknowledge requests within 7 days and resolve them within 30 days.
Prefer email? privacy@facturmfg.com
Add this badge to your website — show visitors you're listed on Factur Data.