To find luxury taxi in Haridwar, you can consider various options including local car rental agencies and luxury transportation companies. Here are some potential choices:

1. **Haridwar Taxi Services**: They offer luxury taxi services with a fleet of high-end vehicles such as Mercedes-Benz, BMW, or Audi. You can contact them directly to inquire about availability and rates.

2. **Travelodesk**: This company provides luxury taxi services in Haridwar with well-maintained luxury cars and professional drivers. They offer various packages tailored to different needs and preferences.

3. **Clear Car Rental**: This service often offers luxury cars for hire, including sedans and SUVs, which can be booked for local travel or outstation trips from Haridwar.

4. **Ola and Uber Premier**: These ride-hailing services may provide luxury car options in certain cities, including Haridwar. You can check their respective apps to see if luxury cars are available for your journey.

5. **Local Travel Agencies**: Many local travel agencies or tour operators in Haridwar provide luxury taxi services for sightseeing, airport transfers, or other travel needs. You can contact them directly to inquire about their services.

When booking a luxury taxi, be sure to specify your requirements such as the type of vehicle, the duration of the journey, and any additional services you may need. Additionally, inquire about rates, availability, and terms of service before finalizing your booking.