diff --git a/autotests/datatypestest.cpp b/autotests/datatypestest.cpp
--- a/autotests/datatypestest.cpp
+++ b/autotests/datatypestest.cpp
@@ -96,6 +96,19 @@
         QCOMPARE(org.telephone(), QLatin1String("+55-1234-345"));
         QCOMPARE(org.url(), QUrl(QLatin1String("http://www.jreast.co.jp/e/")));
 
+        tt.setProvider(org);
+        flight.setProvider(org);
+        res.setProvider(org);
+        bus.setProvider(org);
+        QCOMPARE(tt.provider().name(), QLatin1String("JR East"));
+        QCOMPARE(tt.provider().email(), QLatin1String("nowhere@nowhere.com"));
+        QCOMPARE(flight.provider().name(), QLatin1String("JR East"));
+        QCOMPARE(flight.provider().email(), QLatin1String("nowhere@nowhere.com"));
+        QCOMPARE(res.provider().name(), QLatin1String("JR East"));
+        QCOMPARE(res.provider().email(), QLatin1String("nowhere@nowhere.com"));
+        QCOMPARE(bus.provider().name(), QLatin1String("JR East"));
+        QCOMPARE(bus.provider().email(), QLatin1String("nowhere@nowhere.com"));
+
     }
 
     void testQmlCompatibility()
diff --git a/src/datatypes/bustrip.h b/src/datatypes/bustrip.h
--- a/src/datatypes/bustrip.h
+++ b/src/datatypes/bustrip.h
@@ -27,6 +27,8 @@
 
 class BusTripPrivate;
 
+class Organization;
+
 /** A bus trip.
  *  @see https://schema.org/BusTrip
  */
@@ -41,6 +43,7 @@
     KITINERARY_PROPERTY(QDateTime, departureTime, setDepartureTime)
     KITINERARY_PROPERTY(QString, busName, setBusName)
     KITINERARY_PROPERTY(QString, busNumber, setBusNumber)
+    KITINERARY_PROPERTY(KItinerary::Organization, provider, setProvider)
 
     Q_PROPERTY(QString departureTimeLocalized READ departureTimeLocalized STORED false CONSTANT)
     Q_PROPERTY(QString arrivalTimeLocalized READ arrivalTimeLocalized STORED false CONSTANT)
diff --git a/src/datatypes/bustrip.cpp b/src/datatypes/bustrip.cpp
--- a/src/datatypes/bustrip.cpp
+++ b/src/datatypes/bustrip.cpp
@@ -16,6 +16,7 @@
 */
 
 #include "bustrip.h"
+#include "organization.h"
 #include "place.h"
 #include "datatypes_p.h"
 
@@ -34,6 +35,7 @@
     QDateTime departureTime;
     QString busName;
     QString busNumber;
+    Organization provider;
 };
 
 KITINERARY_MAKE_SIMPLE_CLASS(BusTrip)
@@ -45,6 +47,7 @@
 KITINERARY_MAKE_PROPERTY(BusTrip, QDateTime, departureTime, setDepartureTime)
 KITINERARY_MAKE_PROPERTY(BusTrip, QString, busName, setBusName)
 KITINERARY_MAKE_PROPERTY(BusTrip, QString, busNumber, setBusNumber)
+KITINERARY_MAKE_PROPERTY(BusTrip, Organization, provider, setProvider)
 
 QString BusTrip::departureTimeLocalized() const
 {
diff --git a/src/datatypes/flight.h b/src/datatypes/flight.h
--- a/src/datatypes/flight.h
+++ b/src/datatypes/flight.h
@@ -29,6 +29,8 @@
 
 class AirlinePrivate;
 
+class Organization;
+
 /** An airline.
  *  @see https://schema.org/Airline
  */
@@ -56,6 +58,7 @@
     KITINERARY_PROPERTY(QDateTime, departureTime, setDepartureTime)
     KITINERARY_PROPERTY(KItinerary::Airport, arrivalAirport, setArrivalAirport)
     KITINERARY_PROPERTY(QDateTime, arrivalTime, setArrivalTime)
+    KITINERARY_PROPERTY(KItinerary::Organization, provider, setProvider)
 
     // Google extension for boarding pass data
     KITINERARY_PROPERTY(QDateTime, boardingTime, setBoardingTime)
diff --git a/src/datatypes/flight.cpp b/src/datatypes/flight.cpp
--- a/src/datatypes/flight.cpp
+++ b/src/datatypes/flight.cpp
@@ -17,6 +17,7 @@
 
 #include "flight.h"
 #include "place.h"
+#include "organization.h"
 #include "datatypes_p.h"
 
 #include <QVariant>
@@ -49,6 +50,7 @@
     QDateTime boardingTime;
     QString departureGate;
     QDate departureDay;
+    Organization provider;
 };
 
 KITINERARY_MAKE_SIMPLE_CLASS(Flight)
@@ -60,6 +62,7 @@
 KITINERARY_MAKE_PROPERTY(Flight, QDateTime, arrivalTime, setArrivalTime)
 KITINERARY_MAKE_PROPERTY(Flight, QDateTime, boardingTime, setBoardingTime)
 KITINERARY_MAKE_PROPERTY(Flight, QString, departureGate, setDepartureGate)
+KITINERARY_MAKE_PROPERTY(Flight, Organization, provider, setProvider)
 
 QDate Flight::departureDay() const
 {
diff --git a/src/datatypes/reservation.h b/src/datatypes/reservation.h
--- a/src/datatypes/reservation.h
+++ b/src/datatypes/reservation.h
@@ -27,6 +27,8 @@
 
 class ReservationPrivate;
 
+class Organization;
+
 /** Abstract base class for reservations.
  *  @see https://schema.org/Reservation
  */
@@ -37,6 +39,7 @@
     KITINERARY_PROPERTY(QVariant, reservationFor, setReservationFor)
     KITINERARY_PROPERTY(QVariant, reservedTicket, setReservedTicket)
     KITINERARY_PROPERTY(QVariant, underName, setUnderName)
+    KITINERARY_PROPERTY(Organization, provider, setProvider)
 
     // Google extension
     KITINERARY_PROPERTY(QUrl, cancelReservationUrl, setCancelReservationUrl)
diff --git a/src/datatypes/reservation.cpp b/src/datatypes/reservation.cpp
--- a/src/datatypes/reservation.cpp
+++ b/src/datatypes/reservation.cpp
@@ -16,6 +16,7 @@
 */
 
 #include "reservation.h"
+#include "organization.h"
 #include "datatypes_p.h"
 
 #include <QUrl>
@@ -39,6 +40,7 @@
     QUrl url;
     QString pkpassPassTypeIdentifier;
     QString pkpassSerialNumber;
+    Organization provider;
 };
 
 KITINERARY_MAKE_ABSTRACT_CLASS(Reservation)
@@ -52,6 +54,7 @@
 KITINERARY_MAKE_PROPERTY(Reservation, QUrl, url, setUrl)
 KITINERARY_MAKE_PROPERTY(Reservation, QString, pkpassPassTypeIdentifier, setPkpassPassTypeIdentifier)
 KITINERARY_MAKE_PROPERTY(Reservation, QString, pkpassSerialNumber, setPkpassSerialNumber)
+KITINERARY_MAKE_PROPERTY(Reservation, Organization, provider, setProvider)
 
 class LodgingReservationPrivate : public ReservationPrivate
 {
diff --git a/src/datatypes/traintrip.h b/src/datatypes/traintrip.h
--- a/src/datatypes/traintrip.h
+++ b/src/datatypes/traintrip.h
@@ -29,6 +29,8 @@
 
 class TrainTripPrivate;
 
+class Organization;
+
 /** A train trip.
  *  @see https://schema.org/TrainTrip
  */
@@ -43,6 +45,7 @@
     KITINERARY_PROPERTY(QDateTime, departureTime, setDepartureTime)
     KITINERARY_PROPERTY(QString, trainName, setTrainName)
     KITINERARY_PROPERTY(QString, trainNumber, setTrainNumber)
+    KITINERARY_PROPERTY(KItinerary::Organization, provider, setProvider)
 
     Q_PROPERTY(QString departureTimeLocalized READ departureTimeLocalized STORED false CONSTANT)
     Q_PROPERTY(QString arrivalTimeLocalized READ arrivalTimeLocalized STORED false CONSTANT)
diff --git a/src/datatypes/traintrip.cpp b/src/datatypes/traintrip.cpp
--- a/src/datatypes/traintrip.cpp
+++ b/src/datatypes/traintrip.cpp
@@ -16,6 +16,7 @@
 */
 
 #include "traintrip.h"
+#include "organization.h"
 #include "place.h"
 #include "datatypes_p.h"
 
@@ -31,6 +32,7 @@
     QDateTime arrivalTime;
     QString departurePlatform;
     TrainStation departureStation;
+    Organization provider;
     QDateTime departureTime;
     QString trainName;
     QString trainNumber;
@@ -43,6 +45,7 @@
 KITINERARY_MAKE_PROPERTY(TrainTrip, QString, departurePlatform, setDeparturePlatform)
 KITINERARY_MAKE_PROPERTY(TrainTrip, TrainStation, departureStation, setDeparatureStation)
 KITINERARY_MAKE_PROPERTY(TrainTrip, QDateTime, departureTime, setDepartureTime)
+KITINERARY_MAKE_PROPERTY(TrainTrip, Organization, provider, setProvider)
 KITINERARY_MAKE_PROPERTY(TrainTrip, QString, trainName, setTrainName)
 KITINERARY_MAKE_PROPERTY(TrainTrip, QString, trainNumber, setTrainNumber)