diff --git a/proto/DataModel.proto b/proto/DataModel.proto
index 3439b4a..bd21edb 100644
--- a/proto/DataModel.proto
+++ b/proto/DataModel.proto
@@ -2,9 +2,11 @@ syntax = "proto3";
 
 package ESGRAF48;
 
+import "MetaDataModel.proto";
 import "V2SvkModel.proto";
 
 message DataModel
 {
+	MetaDataModel MetaData = 1;
 	V2SvkModel V2Svk = 2;
 }
diff --git a/proto/MetaDataModel.proto b/proto/MetaDataModel.proto
new file mode 100644
index 0000000..fba068d
--- /dev/null
+++ b/proto/MetaDataModel.proto
@@ -0,0 +1,12 @@
+syntax = "proto3";
+
+package ESGRAF48;
+
+message MetaDataModel
+{
+	string ParticipantName = 1;
+	string InstructorName = 2;
+	string DateOfBirth = 3;
+	string DateOfTest = 4;
+	string Remarks = 5;
+}
diff --git a/source/CMakeLists.txt b/source/CMakeLists.txt
index 29ceccf..410e0fe 100644
--- a/source/CMakeLists.txt
+++ b/source/CMakeLists.txt
@@ -19,6 +19,7 @@ qt5_add_resources(LOGO_TEST_QRC
 
 set(DataModel_PROTO_FILES
 	../proto/DataModel.proto
+	../proto/MetaDataModel.proto
 	../proto/V2SvkModel.proto
 )
 
diff --git a/source/DataModel.cpp b/source/DataModel.cpp
index d2e3eca..ad78dc5 100644
--- a/source/DataModel.cpp
+++ b/source/DataModel.cpp
@@ -3,8 +3,6 @@
 #include "DataModel.pb.h"
 #include <QDebug>
 
-#include <google/protobuf/text_format.h>
-
 #include <sstream>
 
 DataModel::DataModel(QObject *parent)
@@ -60,8 +58,10 @@ void DataModel::read(const QJsonObject &source)
 void DataModel::writeProtoBuf(std::ostream &outStream) const
 {
 	ESGRAF48::DataModel dataModel;
-	//m_metaData.writeProtoBuf(dataModel.mutable_metadata);
+
+	m_metaData.writeProtoBuf(*dataModel.mutable_metadata());
 	m_v2Svk.writeProtoBuf(*dataModel.mutable_v2svk());
+
 	dataModel.SerializeToOstream(&outStream);
 }
 
@@ -70,6 +70,7 @@ void DataModel::readProtoBuf(std::istream &inStream)
 	ESGRAF48::DataModel dataModel;
 	dataModel.ParseFromIstream(&inStream);
 
+	m_metaData.readProtoBuf(dataModel.metadata());
 	m_v2Svk.readProtoBuf(dataModel.v2svk());
 }
 
diff --git a/source/MetaData/CMakeLists.txt b/source/MetaData/CMakeLists.txt
index 01aa53f..b61703a 100644
--- a/source/MetaData/CMakeLists.txt
+++ b/source/MetaData/CMakeLists.txt
@@ -3,6 +3,7 @@ cmake_minimum_required(VERSION 3.6)
 project(MetaData LANGUAGES CXX)
 
 find_package(Qt5Widgets REQUIRED)
+find_package(Protobuf REQUIRED)
 
 set(CMAKE_AUTOMOC ON)
 
@@ -10,10 +11,20 @@ qt5_wrap_ui(META_DATA_UI
 	MetaDataWidget.ui
 )
 
+set(MetaDataModel_PROTO_FILES
+	../../proto/MetaDataModel.proto
+)
+
+protobuf_generate_cpp(MetaDataModel_PROTO_SRCS MetaDataModel_PROTO_HDRS
+	${MetaDataModel_PROTO_FILES}
+)
+
 add_library(${PROJECT_NAME}
 	MetaDataModel.cpp
 	MetaDataWidget.cpp
 	${META_DATA_UI}
+	${MetaDataModel_PROTO_SRCS}
+	${MetaDataModel_PROTO_HDRS}
 )
 
 set_target_properties(${PROJECT_NAME}
@@ -23,6 +34,7 @@ set_target_properties(${PROJECT_NAME}
 target_include_directories(${PROJECT_NAME}
 	PRIVATE
 		${CMAKE_CURRENT_BINARY_DIR}
+		${Protobuf_INCLUDE_DIRS}
 	INTERFACE
 		${CMAKE_CURRENT_SOURCE_DIR}
 )
@@ -30,4 +42,5 @@ target_include_directories(${PROJECT_NAME}
 target_link_libraries(${PROJECT_NAME}
 	PRIVATE
 		Qt5::Widgets
+		${Protobuf_LIBRARIES}
 )
diff --git a/source/MetaData/MetaDataModel.cpp b/source/MetaData/MetaDataModel.cpp
index 1877777..8bf51af 100644
--- a/source/MetaData/MetaDataModel.cpp
+++ b/source/MetaData/MetaDataModel.cpp
@@ -130,9 +130,23 @@ void MetaDataModel::read(const QJsonObject &json)
 	setData(index(0, 4), json["remarks"].toVariant(), Qt::EditRole);
 }
 
-//void MetaDataModel::writeProtoBuf(ESGRAF48::MetaDataModel &model) const
-//{
-//}
+void MetaDataModel::readProtoBuf(const ESGRAF48::MetaDataModel &model)
+{
+	setData(index(0, 0), QString::fromStdString(model.participantname()));
+	setData(index(0, 1), QString::fromStdString(model.instructorname()));
+	setData(index(0, 2), QString::fromStdString(model.dateofbirth()));
+	setData(index(0, 3), QString::fromStdString(model.dateoftest()));
+	setData(index(0, 4), QString::fromStdString(model.remarks()));
+}
+
+void MetaDataModel::writeProtoBuf(ESGRAF48::MetaDataModel &model) const
+{
+	model.set_participantname(m_participant.toStdString());
+	model.set_instructorname(m_instructor.toStdString());
+	model.set_dateofbirth(m_dateOfBirth.toString(Qt::ISODate).toStdString());
+	model.set_dateoftest(m_dateOfTest.toString(Qt::ISODate).toStdString());
+	model.set_remarks(m_remarks.toStdString());
+}
 
 std::string MetaDataModel::toHtml() const
 {
diff --git a/source/MetaData/MetaDataModel.h b/source/MetaData/MetaDataModel.h
index 6c81f8a..1b216d6 100644
--- a/source/MetaData/MetaDataModel.h
+++ b/source/MetaData/MetaDataModel.h
@@ -2,6 +2,8 @@
 
 #include "../Age.h"
 
+#include "MetaDataModel.pb.h"
+
 #include <QAbstractTableModel>
 #include <QString>
 #include <QDate>
@@ -31,6 +33,9 @@ public:
 	void write(QJsonObject &json) const;
 	void read(const QJsonObject &json);
 
+	void readProtoBuf(const ESGRAF48::MetaDataModel &model);
+	void writeProtoBuf(ESGRAF48::MetaDataModel &model) const;
+
 	std::string toHtml() const;
 
 	Age getAge() const