Ekol Travel Ltd.
- Biblical, cultural, educational, and Anzac Day tours arranged by a Turkish full service tour operator and travel agency.
- http://www.ekoltravel.com/

Tours in Istanbul
- Travel specialists offering private and guided tours in Turkey. Also includes a trip planning and volunteer consultancy service.
- http://www.toursinistanbul.com/

The Concierge of Istanbul
- Providing private tours, limousines, airport transfers, hotel reservations, as well as corporate and real estate services. Includes a list of services, rates, and references.
- http://www.concierge-of-istanbul.com/