The MAINGAU Login Portal, provided by Germany’s leading energy company MAINGAU Energie GmbH, has come up with new digital features in 2025. This comprehensive article will provide detailed complete information about the MAINGAU Login process, new security features , customer portal updates and user experience .
What is MAINGAU Login?
MAINGAU Login is a secure customer portal provided by MAINGAU Energie GmbH, based in Obertshausen, Germany , through which millions of customers manage their energy, internet, mobile and e-mobility accounts. The portal will serve more than 1 million customers across Europe in 2025 .
“We provide households across Germany with affordable electricity and gas, creating an energy provider that fits your needs,” according to an official statement from MAINGAU Energie .
Features of MAINGAU Portal
The MAINGAU Customer Portal in 2025 is equipped with modern features :
- Contract Management : Complete management of electricity and gas contracts
- Meter Reading : Facility to submit Zahlerstand (meter reading) online
- Invoice Access : Digital invoices and payment history
- Consumption Overview : Detailed graphical analysis of energy consumption
- E-Mobility Integration : Find charging points for the Autostrom service
Steps for MAINGAU Login
The process of logging into the MAINGAU Portal has been made simple and secure in 2025. Follow the steps below:

- Go to www.maingau-energie.de in your browser .
- Click on the “My MAINGAU” button .
- Enter your registered email address as your username.
- Enter your password .
- Click on the “Login” button.
- If two-factor authentication is active, enter the verification code .
After completing these steps, you will reach your personalized dashboard where all contracts and services will be visible.
MAINGAU Sign-Up: Registration for new users
Creating an account on the MAINGAU Portal is straightforward for new customers . Follow the steps below:
- You will receive a registration link via email after the contract is completed .
- Go to the registration page by clicking on the link .
- Enter your Kundennummer (customer number).
- Enter your registered email address .
- Create a strong password (8+ characters, including uppercase, lowercase, numbers).
- Confirm password .
- Click on the “Complete registration” button.
If the registration link has expired , you can register manually by going to www.maingau-energie.de/registrierung .
Forgot Password
If you have forgotten your password, follow this secure reset process :
- Click on the “Forgot password” link on the login page.
- Enter your registered email address .
- Click on the “Send Link” button.
- Click on the password reset link sent to your email .
- Create and confirm a new password .
This process is made secure with SSL encryption in 2025.
New features in 2025
This year, there have been important updates to the MAINGAU Customer Portal :
Email-Based Login System
In 2025, MAINGAU introduced an email-based login system instead of a customer number-based login . This allows multiple contracts to be managed with a single email.
Mobile App Integration
The MAINGAU Autostrom App makes 720,000+ charging points available across Europe in 2025. Find locations, activate charging and receive monthly billing via the app.
Enhanced Profile Management
Email and password can be easily updated via the Logindaten option in the “Mein Konto” section in 2025. Bank details, delivery address and billing address can also be changed via the portal.
Digital Meter Reading
Meter readings can now be submitted once per day through the portal. If you have more than two meter units, please contact Customer Service .
MAINGAU Benefits World
Exclusive benefits available to MAINGAU customers :
- MobileFunk : 25% discount for MAINGAU customers
- Internet : 15% discount on DSL and Fiber
- Autostrom : preferential price for e – mobility
- Online Shop : 30% off and free shipping on smart home products
MAINGAU Customer Service
MAINGAU provides 24/7 support in 2025 :
- Hotline : Monday to Thursday 07:30-16:30, Friday 07:30-12:30
- Email support : autostrom@maingau-energie.de
- FAQ Section : Customer Portal FAQ provides detailed guidance
Security and data protection
MAINGAU adopts modern security measures in 2025 :
- SSL Encryption : All data transfers are encrypted.
- Two-Factor Authentication : Optional 2FA for added security
- GDPR Compliance : In accordance with European data protection regulations
- Session Timeout : Automatic logout after inactivity
FAQs
Is MAINGAU Login free?
Yes, creating a MAINGAU Customer Portal account and logging in is completely free. All you need to do is have an energy contract.
Why isn’t my old Access data working?
New login details are required for the new customer portal. You can register again at www.maingau-energie.de/registrierung .
Can multiple contracts be managed with one email?
Yes, in the 2025 update all customer numbers with the same email are found under one customer account.
How many times can meter readings be submitted?
The meter reading can be submitted once per day. If there are more than two meters, please contact customer service.
Is the MAINGAU Autostrom App free?
Yes, the app is free and there are no basic fees. You only have to pay for the charging used.