Just returned from 4 days in Budapest - added on to our GAS tour. 3 hour Railjet Vienna to Budapest. 3 Recommendations for fellow travellers.
Stayed at Opera Apartment: budpestapartmentservice.com. 2 bedroom apartment one block from the Opera house. Full kitchen, great internet and washing machine! Andy Croydon great host.
Transfer service: Silverwings.hu. Comfortable Mercedes from Keleti train station to apartment. Laszlo Markus dependable and excellent service. Credit cards accepted!
Private guide: www.privateguidebudapest.com Andrea Makkay arranged for driver and guide for the day. Excellent experience, great historians and made special arrangement to visit the village of my ancestors (Aba). No difficulty with English - flexible.
Thank you James E for your referrals. Could not have been better!