diff --git a/c4/docker-compose.yml b/c4/docker-compose.yml
index 31ad1f0..52d389c 100644
--- a/c4/docker-compose.yml
+++ b/c4/docker-compose.yml
@@ -1,12 +1,12 @@
 version: "3.7"
 volumes:
-  connector_db_data:
-  connector_logs:
-  patientlist_db_data:
-  patientlist_logs:
-  idmanager_logs:
-  store_db_data:
-  store_logs:
+  c4-connector-db-data:
+  c4-connector-logs:
+  patientlist-db-data:
+  patientlist-logs:
+  id-manager-logs:
+  c4-store-db-data:
+  c4-store-logs:
 
 services:
   traefik:
@@ -17,11 +17,6 @@ services:
       - --entrypoints.web.address=:80
       - --entrypoints.web-secure.address=:443
       - --providers.docker=true
-    environment:
-      http_proxy: ""
-      HTTP_PROXY: ""
-      https_proxy: ""
-      HTTPS_PROXY: ""      
     ports:
       - 80:80
       - 443:443
@@ -39,39 +34,48 @@ services:
       - "traefik.http.routers.landing.rule=PathPrefix(`/`)"
       - "traefik.http.services.landing.loadbalancer.server.port=80"
 
-  connector:
-    container_name: c4-connector
+  c4-connector:
     image: "samply/share-client:c4-feature-environmentPreconfigurationTorben"
     environment:
-      STORE_URL: http://store:8080
-      LDM_URL: http://store:8080
+      POSTGRES_HOST: "c4-connector-db"
+      ID_MANAGER_APIKEY: ${MAGICPL_API_KEY_CONNECTOR}
       POSTGRES_PASSWORD: ${CONNECTOR_POSTGRES_PASS}
+      HTTP_PROXY_USER: ${HTTP_PROXY_USER}
+      HTTP_PROXY_PASSWORD: ${HTTP_PROXY_PASSWORD}
+      HTTPS_PROXY_USER: ${HTTPS_PROXY_USER}
+      HTTPS_PROXY_PASSWORD: ${HTTPS_PROXY_PASSWORD}
+      LDM_URL: "${PROTOCOL}://${HOST}/c4-localdatamanagement"
+      POSTGRES_PASSWORD: ${CONNECTOR_POSTGRES_PASS}
+    env_file:
+      - ../site-config/c4.env
+    # Necessary for the connector to successful check the status of other components on the same host
+    extra_hosts:
+      - "host.docker.internal:host-gateway"
+      - "${HOST}:${HOSTIP}"
     volumes:
-      - "connector_logs:/usr/local/tomcat/logs"
+      - "c4-connector-logs:/usr/local/tomcat/logs"
+    depends_on:
+      - connector-db
+    restart: always
     labels:
       - "traefik.enable=true"
       - "traefik.http.routers.c4_connector.rule=PathPrefix(`/c4-connector`)"
       - "traefik.http.services.c4_connector.loadbalancer.server.port=8080"
-    depends_on:
-      - connector-db
-    restart: always
 
-  connector-db:
-    container_name: connector-db
+  c4-connector-db:
     image: postgres:10.17
     environment:
       POSTGRES_DB: "share_v2"
       POSTGRES_USER: "samplyweb"
       POSTGRES_PASSWORD: ${CONNECTOR_POSTGRES_PASS}
     volumes:
-      - "connector_db_data:/var/lib/postgresql/data"
+      - "c4-connector-db-data:/var/lib/postgresql/data"
     restart: always
 
-  idmanager:
-    container_name: idmanager
+  id-manager:
+    container_name: id-manager
     image: docker.verbis.dkfz.de/ccp/idmanager:bridgehead-develop
     environment:
-      TOMCAT_REVERSEPROXY_FQDN: ${HOST}
       MAGICPL_SITE: ${SITE}
       MAGICPL_MAINZELLISTE_API_KEY: ${MAGICPL_MAINZELLISTE_API_KEY}
       MAGICPL_API_KEY: ${MAGICPL_API_KEY}
@@ -80,8 +84,15 @@ services:
       MAGICPL_CENTRAL_API_KEY: ${MAGICPL_CENTRAL_API_KEY}
       MAGICPL_OIDC_CLIENT_ID: ${MAGICPL_OIDC_CLIENT_ID}
       MAGICPL_OIDC_CLIENT_SECRET: ${MAGICPL_OIDC_CLIENT_SECRET}
+      TOMCAT_REVERSEPROXY_FQDN: "${HOST}"
+      HTTP_PROXY_USER: ${HTTP_PROXY_USER}
+      HTTP_PROXY_PASSWORD: ${HTTP_PROXY_PASSWORD}
+      HTTPS_PROXY_USER: ${HTTPS_PROXY_USER}
+      HTTPS_PROXY_PASSWORD: ${HTTPS_PROXY_PASSWORD}
+    env_file:
+      - ../site-config/dktk.env
     volumes:
-      - "idmanager_logs:/usr/local/tomcat/logs"
+      - "id-manager-logs:/usr/local/tomcat/logs"
     depends_on:
       - patientlist
     labels:
@@ -93,13 +104,15 @@ services:
     image: docker.verbis.dkfz.de/ccp/patientlist:bridgehead-develop
     environment:
       ML_SITE: ${SITE}
-      ML_API_KEY: ${ML_API_KEY}
-      TOMCAT_REVERSEPROXY_FQDN: ${HOST}
+      ML_API_KEY: ${MAGICPL_MAINZELLISTE_API_KEY}
+      ML_DB_PASS: ${ML_DB_PASS}
+      TOMCAT_REVERSEPROXY_FQDN: "${HOST}"
     env_file:
+      - ../site-config/dktk.env
       # TODO: Implement automatic seed generation in mainzelliste
       - ../site-config/patientlist.env
     volumes:
-      - "patientlist_logs:/usr/local/tomcat/logs"
+      - "patientlist-logs:/usr/local/tomcat/logs"
     labels:
       - "traefik.http.routers.patientlist.rule=PathPrefix(`/Patientlist`)"
       - "traefik.http.services.patientlist.loadbalancer.server.port=8080"
@@ -115,43 +128,37 @@ services:
       POSTGRES_PASSWORD: ${ML_DB_PASS}
       TZ: "Europe/Berlin"
     volumes:
-      - "patientlist_db_data:/var/lib/postgresql/data"
+      - "patientlist-db-data:/var/lib/postgresql/data"
 
-  store:
-    container_name: bridgehead_c4_store
+  c4-store:
     image: docker.verbis.dkfz.de/ccp/samply.store:release-5.1.2
     environment:
-      POSTGRES_HOST: bridgehead_c4_store_db
+      MDR_NAMESPACE: "adt,dktk,marker"
+      MDR_VALIDATION: false
+      DEPLOYMENT_CONTEXT: "c4-localdatamanagement"
+      POSTGRES_HOST: c4-store-db
       POSTGRES_PORT: 5432
       POSTGRES_DB: samplystore
       POSTGRES_USER: samplystore
-      POSTGRES_PASSWORD: samplystore
-      TZ: Europe/Berlin
+      POSTGRES_PASSWORD: ${STORE_POSTGRES_PASS}
+      TZ: "Europe/Berlin"
     volumes:
-      - "store_logs:/usr/local/tomcat/logs"
+      - "c4-store-logs:/usr/local/tomcat/logs"
     labels:
       - "traefik.enable=true"
-      - "traefik.http.routers.store_c4.rule=PathPrefix(`/c4-loc\
-        aldatamanagement`)"
+      - "traefik.http.routers.store_c4.rule=PathPrefix(`/c4-localdatamanagement`)"
     depends_on:
-      - store_db
+      - store-db
     restart: always
-    env_file:
-    ###TODO: Move into Image
-      - internal.env
 
-  store_db:
-    container_name: bridgehead_c4_store_db
+  c4-store-db:
     image: postgres:9.5-alpine
     command: postgres -c datestyle='iso, dmy'
     environment:
-      POSTGRES_PORT: 5432
+      TZ: "Europe/Berlin"
       POSTGRES_DB: samplystore
       POSTGRES_USER: samplystore
-      POSTGRES_PASSWORD: samplystore
+      POSTGRES_PASSWORD: ${STORE_POSTGRES_PASS}
     volumes:
-      - "store_db_data:/var/lib/postgresql/data"
+      - "c4-store-db-data:/var/lib/postgresql/data"
     restart: always
-    env_file:
-    ###TODO: Move into Image
-      - internal.env
diff --git a/dktk/docker-compose.yml b/dktk/docker-compose.yml
index 21e96c9..df297b7 100644
--- a/dktk/docker-compose.yml
+++ b/dktk/docker-compose.yml
@@ -1,12 +1,10 @@
 version: "3.7"
 volumes:
-  connector_db_data:
-  connector_logs:
-  patientlist_db_data:
-  patientlist_logs:
-  idmanager_logs:
-  store_db_data:
-  store_logs:
+  dktk-connector-db-data:
+  dktk-connector-logs:
+  patientlist-db-data:
+  patientlist-logs:
+  id-manager-logs:
 
 services:
   traefik:
@@ -34,9 +32,10 @@ services:
       - "traefik.http.routers.landing.rule=PathPrefix(`/`)"
       - "traefik.http.services.landing.loadbalancer.server.port=80"
 
-  connector:
+  dktk-connector:
     image: "samply/share-client:dktk-feature-environmentPreconfigurationTorben"
     environment:
+      POSTGRES_HOST: "dktk-connector-db"
       ID_MANAGER_APIKEY: ${MAGICPL_API_KEY_CONNECTOR}
       POSTGRES_PASSWORD: ${CONNECTOR_POSTGRES_PASS}
       HTTP_PROXY_USER: ${HTTP_PROXY_USER}
@@ -50,7 +49,7 @@ services:
       - "host.docker.internal:host-gateway"
       - "${HOST}:${HOSTIP}"
     volumes:
-      - "connector_logs:/usr/local/tomcat/logs"
+      - "dktk-connector-logs:/usr/local/tomcat/logs"
     depends_on:
       - connector-db
     restart: always
@@ -59,14 +58,14 @@ services:
       - "traefik.http.routers.dktk_connector.rule=PathPrefix(`/dktk-connector`)"
       - "traefik.http.services.dktk_connector.loadbalancer.server.port=8080"
 
-  connector-db:
+  dktk-connector-db:
     image: postgres:10.17
     environment:
       POSTGRES_DB: "share_v2"
       POSTGRES_USER: "samplyweb"
       POSTGRES_PASSWORD: ${CONNECTOR_POSTGRES_PASS}
     volumes:
-      - "connector_db_data:/var/lib/postgresql/data"
+      - "dktk-connector-db-data:/var/lib/postgresql/data"
     restart: always
 
   id-manager:
@@ -81,7 +80,7 @@ services:
       MAGICPL_CENTRAL_API_KEY: ${MAGICPL_CENTRAL_API_KEY}
       MAGICPL_OIDC_CLIENT_ID: ${MAGICPL_OIDC_CLIENT_ID}
       MAGICPL_OIDC_CLIENT_SECRET: ${MAGICPL_OIDC_CLIENT_SECRET}
-      TOMCAT_REVERSEPROXY_FQDN: "${PROTOCOL}://${HOST}:${PORT}"
+      TOMCAT_REVERSEPROXY_FQDN: "${HOST}"
       HTTP_PROXY_USER: ${HTTP_PROXY_USER}
       HTTP_PROXY_PASSWORD: ${HTTP_PROXY_PASSWORD}
       HTTPS_PROXY_USER: ${HTTPS_PROXY_USER}
@@ -89,7 +88,7 @@ services:
     env_file:
       - ../site-config/dktk.env
     volumes:
-      - "idmanager_logs:/usr/local/tomcat/logs"
+      - "id-manager-logs:/usr/local/tomcat/logs"
     depends_on:
       - patientlist
     labels:
@@ -103,13 +102,13 @@ services:
       ML_SITE: ${SITE}
       ML_API_KEY: ${MAGICPL_MAINZELLISTE_API_KEY}
       ML_DB_PASS: ${ML_DB_PASS}
-      TOMCAT_REVERSEPROXY_FQDN: "${PROTOCOL}://${HOST}:${PORT}"
+      TOMCAT_REVERSEPROXY_FQDN: "${HOST}"
     env_file:
       - ../site-config/dktk.env
       # TODO: Implement automatic seed generation in mainzelliste
       - ../site-config/patientlist.env
     volumes:
-      - "patientlist_logs:/usr/local/tomcat/logs"
+      - "patientlist-logs:/usr/local/tomcat/logs"
     labels:
       - "traefik.http.routers.patientlist.rule=PathPrefix(`/Patientlist`)"
       - "traefik.http.services.patientlist.loadbalancer.server.port=8080"
@@ -125,4 +124,4 @@ services:
       POSTGRES_PASSWORD: ${ML_DB_PASS}
       TZ: "Europe/Berlin"
     volumes:
-      - "patientlist_db_data:/var/lib/postgresql/data"
+      - "patientlist-db-data:/var/lib/postgresql/data"
diff --git a/gbn/docker-compose.yml b/gbn/docker-compose.yml
index ce56861..5809ae7 100644
--- a/gbn/docker-compose.yml
+++ b/gbn/docker-compose.yml
@@ -1,10 +1,9 @@
 version: '3.4'
 
 volumes:
-  store-db-data:
-    name: "store-db-data"
-  connector-db-data:
-    name: "connector-db-data"
+  gbn-connector-logs:
+  gbn-connector-db-data:
+  gbn-store-db-data:
 
 services:
   traefik:
@@ -15,11 +14,6 @@ services:
       - --entrypoints.web.address=:80
       - --entrypoints.web-secure.address=:443
       - --providers.docker=true
-    environment:
-      http_proxy: ""
-      HTTP_PROXY: ""
-      https_proxy: ""
-      HTTPS_PROXY: ""      
     ports:
       - 80:80
       - 443:443
@@ -37,14 +31,51 @@ services:
       - "traefik.http.routers.landing.rule=PathPrefix(`/`)"
       - "traefik.http.services.landing.loadbalancer.server.port=80"
 
-  store:
-    container_name: "bridgehead_gbn_blaze_store"
+  gbn-connector:
+    image: "samply/share-client:gbn-feature-environmentPreconfigurationTorben"
+    environment:
+      POSTGRES_HOST: "gbn-connector-db"
+      ID_MANAGER_APIKEY: ${MAGICPL_API_KEY_CONNECTOR}
+      POSTGRES_PASSWORD: ${CONNECTOR_POSTGRES_PASS}
+      HTTP_PROXY_USER: ${HTTP_PROXY_USER}
+      HTTP_PROXY_PASSWORD: ${HTTP_PROXY_PASSWORD}
+      HTTPS_PROXY_USER: ${HTTPS_PROXY_USER}
+      HTTPS_PROXY_PASSWORD: ${HTTPS_PROXY_PASSWORD}
+      LDM_URL: "${PROTOCOL}://${HOST}:${PORT}/fhir"
+    env_file:
+      - ../site-config/gbn.env
+    extra_hosts:
+      - "host.docker.internal:host-gateway"
+      - "${HOST}:${HOSTIP}"
+    volumes:
+      - "gbn-connector-logs:/usr/local/tomcat/logs"
+    labels:
+      - "traefik.enable=true"
+      - "traefik.http.routers.gbn_connector.rule=PathPrefix(`/gbn-connector`)"
+      - "traefik.http.services.gbn_connector.loadbalancer.server.port=8080"
+    depends_on:
+      - "gbn-connector-db"
+    restart: "always"
+
+  gbn-connector-db:
+    image: "postgres:10.17"
+    environment:
+      POSTGRES_DB: "samply.connector"
+      POSTGRES_USER: "samply"
+      POSTGRES_PASSWORD: ${CONNECTOR_POSTGRES_PASS}
+    volumes:
+      - "gbn-connector-db-data:/var/lib/postgresql/data"
+    restart: "always"
+
+  gbn-store:
     image: "samply/blaze:0.15"
     environment:
-      BASE_URL: "http://bridgehead_gbn_blaze_store:8080"
+      BASE_URL: "${PROTOCOL}://${HOST}:${PORT}"
       JAVA_TOOL_OPTIONS: "-Xmx4g"
+    env_file:
+      - ../site-config/gbn.env
     volumes:
-      - "store-db-data:/app/data"
+      - "gbn-store-db-data:/app/data"
     labels:
       - "traefik.enable=true"
       - "traefik.http.middlewares.test-auth.basicauth.users=user:$$apr1$$RjhTX8\
@@ -54,35 +85,3 @@ services:
       - "traefik.http.services.blaze_gbn.loadbalancer.server.port=8080"
       - "traefik.http.routers.blaze_gbn.middlewares=gbn_b_strip,test-auth"
     restart: "always"
-
-  connector:
-    container_name: connector
-    image: "samply/share-client:gbn-feature-environmentPreconfigurationTorben"
-    environment:
-      POSTGRES_HOST: "bridgehead_gbn_connector_db"
-      POSTGRES_PASS: ${CONNECTOR_POSTGRES_PASS}
-      POSTGRES_PORT: 5432
-      STORE_URL: "http://bridgehead_gbn_blaze_store:8080/fhir"
-    env_file:
-    ###TODO: Move into Image
-      - internal.env
-    labels:
-      - "traefik.enable=true"
-      - "traefik.http.routers.gbn_connector.rule=PathPrefix(`/gbn-connector`)"
-      - "traefik.http.services.gbn_connector.loadbalancer.server.port=8080"
-    depends_on:
-      - "connector-db"
-    restart: "always"
-
-  connector-db:
-    container_name: "bridgehead_gbn_connector_db"
-    image: "postgres:10.17"
-    environment:
-      POSTGRES_PASSWORD: ${CONNECTOR_POSTGRES_PASS}
-      POSTGRES_PORT: 5432
-    volumes:
-      - "connector-db-data:/var/lib/postgresql/data"
-    restart: "always"
-    env_file:
-    ###TODO: Move into Image
-      - internal.env
diff --git a/init-dev-environment.sh b/init-dev-environment.sh
index 13385b7..78113d3 100755
--- a/init-dev-environment.sh
+++ b/init-dev-environment.sh
@@ -19,6 +19,11 @@ export HTTPS_PROXY_PASSWORD=""
 # the password of database connector-db
 export CONNECTOR_POSTGRES_PASS=pleaseChangeThis1
 
+
+### Configuration for Samply Store Secrets
+# the password of database connector-db
+export STORE_POSTGRES_PASS=pleaseChangeThis6
+
 ### Configuration for ID-Management Secrets
 # the password of database patientlist-db
 export ML_DB_PASS=pleaseChangeThis2