You can book a taxi via following methods:
Telephone: +44 142 440 1066
Telephone: +44 797 673 3227
Yes, it's possible to pre-book a taxi with Apollo Taxis, please contact the company.
Apollo Taxis has both regular and air-conditioned taxis, please mention your preference at the time of booking.
Please contact the company on their helpline number to make any changes.
Generally drivers will meet the passengers at the arrivals on airport pick ups but do check with the company.