One option for luxury  taxi from Haridwar is to consider local car rental agencies that specialize in providing premium transportation. Here are a few suggestions:

1. **Haridwar Taxi Services**: This agency offers luxury taxi services in Haridwar with a fleet of well-maintained luxury cars, including sedans and SUVs. They provide professional drivers and cater to various travel needs, whether it's for sightseeing, airport transfers, or outstation trips.

2. **Haridwar Car Rentals**: Another reputable option, Haridwar Car Rentals, offers luxury transportation solutions with a selection of high-end vehicles. They provide chauffeur-driven cars for local travel within Haridwar as well as for outstation journeys.

3. **Travel Agencies**: Many travel agencies in Haridwar provide luxury taxi services as part of their tour packages or on a standalone basis. You can contact local travel agencies like Travel Triangle or Thomas Cook to inquire about their luxury transportation offerings.

4. **Online Platforms**: Explore online platforms such as MakeMyTrip or Cleartrip, which often list luxury taxi services in Haridwar. These platforms allow you to compare prices, read reviews, and book premium transportation options conveniently.

5. **Uber Lux / Ola Lux**: If available in Haridwar, consider using the premium segments of ride-sharing platforms like Uber Lux or Ola Lux. These services offer luxury cars and professional drivers, providing a comfortable and convenient travel experience.

Before making a booking, ensure to check the fleet of vehicles available, inquire about pricing and any additional amenities provided, and read reviews from previous customers to ensure a satisfactory experience.