diff --git a/src/datasources/db/cargobikeAPI.ts b/src/datasources/db/cargobikeAPI.ts
index 241f595..af7d5f8 100644
--- a/src/datasources/db/cargobikeAPI.ts
+++ b/src/datasources/db/cargobikeAPI.ts
@@ -187,6 +187,23 @@ export class CargoBikeAPI extends DataSource {
             .getMany();
     }
 
+    async bikeEvents (offset: number, limit: number) {
+        return await this.connection.getRepository(BikeEvent)
+            .createQueryBuilder('be')
+            .select()
+            .skip(offset)
+            .take(limit)
+            .getMany();
+    }
+
+    async findBikeEventTypeById (id: number) {
+        return await this.connection.getRepository(BikeEventType)
+            .createQueryBuilder('bet')
+            .select()
+            .where('id = :id', { id: id })
+            .getOne();
+    }
+
     async responsibleByBikeEventId (id: number) {
         return await this.connection.getRepository(BikeEvent)
             .createQueryBuilder('be')
@@ -223,7 +240,7 @@ export class CargoBikeAPI extends DataSource {
         return await LockUtils.unlockEntity(this.connection, BikeEvent, 'be', id, userId);
     }
 
-    async findEquipmentById (id: number) {
+    async equipmentById (id: number) {
         return await this.connection.getRepository(Equipment)
             .createQueryBuilder('equipment')
             .select()
@@ -271,7 +288,7 @@ export class CargoBikeAPI extends DataSource {
                 .of(equipment.id)
                 .set(equipment.cargoBikeId);
         }
-        return this.findEquipmentById(inserts.identifiers[0].id);
+        return this.equipmentById(inserts.identifiers[0].id);
     }
 
     async cargoBikeByEquipmentId (id: number) {
@@ -321,9 +338,9 @@ export class CargoBikeAPI extends DataSource {
                 .of(equipment.id)
                 .set(cargoBikeId);
             !keepLock && LockUtils.unlockEntity(this.connection, Equipment, 'e', equipment.id, userId);
-            return this.findEquipmentById(equipment.id);
+            return this.equipmentById(equipment.id);
         }
-        return this.findEquipmentById(equipment.id);
+        return this.equipmentById(equipment.id);
     }
 
     async getEquipment (offset: number, limit: number) {
@@ -355,8 +372,17 @@ export class CargoBikeAPI extends DataSource {
             .getOne();
     }
 
+    async eqiupmentTypes (offset: number, limit: number) {
+        return await this.connection.getRepository(EquipmentType)
+            .createQueryBuilder('et')
+            .select()
+            .skip(offset)
+            .take(limit)
+            .getMany();
+    }
+
     async equipmentTypeByCargoBikeId (id: number) {
-        return this.connection.getRepository(CargoBike)
+        return await this.connection.getRepository(CargoBike)
             .createQueryBuilder('cargobike')
             .relation(CargoBike, 'equipmentTypeIds')
             .of(id)
diff --git a/src/datasources/db/contactinformationAPI.ts b/src/datasources/db/contactinformationAPI.ts
index fd7f3f2..93d8f92 100644
--- a/src/datasources/db/contactinformationAPI.ts
+++ b/src/datasources/db/contactinformationAPI.ts
@@ -1,7 +1,6 @@
 import { DataSource } from 'apollo-datasource';
 import { Connection, getConnection } from 'typeorm';
 import { ContactInformation } from '../../model/ContactInformation';
-import { LendingStation } from '../../model/LendingStation';
 import { Person } from '../../model/Person';
 
 export class ContactInformationAPI extends DataSource {
@@ -33,21 +32,12 @@ export class ContactInformationAPI extends DataSource {
 
     async contactInformationById (id: number) {
         return await this.connection.getRepository(ContactInformation)
-            .createQueryBuilder('contactInformation')
+            .createQueryBuilder('ci')
             .select()
-            .where('"contactInformation".id = :id', { id: id })
+            .where('id = :id', { id: id })
             .getOne();
     }
 
-    // TODO change to contactinformation
-    async contactPersonsByLendingStationId (id: number) {
-        return await this.connection
-            .createQueryBuilder()
-            .relation(LendingStation, 'contactPersons')
-            .of(id)
-            .loadMany();
-    }
-
     async createPerson (person: any) {
         const inserts = await this.connection.getRepository(Person)
             .createQueryBuilder('person')
@@ -59,18 +49,6 @@ export class ContactInformationAPI extends DataSource {
         return inserts.generatedMaps[0];
     }
 
-    /**
-     * Return person by ID
-     * @param id
-     */
-    async personById (id: number) {
-        return await this.connection.getRepository(Person)
-            .createQueryBuilder('person')
-            .select()
-            .where('person.id = :id', { id: id })
-            .getOne();
-    }
-
     async persons (offset: number, limit: number) {
         return await this.connection.getRepository(Person)
             .createQueryBuilder('person')
@@ -80,6 +58,14 @@ export class ContactInformationAPI extends DataSource {
             .execute();
     }
 
+    async personById (id: number) {
+        return await this.connection.getRepository(Person)
+            .createQueryBuilder('p')
+            .select()
+            .where('id = :id', { id: id })
+            .getOne();
+    }
+
     async personByContactInformationId (id: number) {
         return await this.connection.getRepository(ContactInformation)
             .createQueryBuilder('ci')
diff --git a/src/datasources/db/participantAPI.ts b/src/datasources/db/participantAPI.ts
index 5810fd9..5bf9a9e 100644
--- a/src/datasources/db/participantAPI.ts
+++ b/src/datasources/db/participantAPI.ts
@@ -69,6 +69,15 @@ export class ParticipantAPI extends DataSource {
             .getMany();
     }
 
+    async engagements (offset: number, limit: number) {
+        return await this.connection.getRepository(Engagement)
+            .createQueryBuilder('e')
+            .select()
+            .skip(offset)
+            .take(limit)
+            .getMany();
+    }
+
     async engagementById (id: number) {
         return await this.connection.getRepository(Engagement)
             .createQueryBuilder('engagement')
@@ -77,6 +86,23 @@ export class ParticipantAPI extends DataSource {
             .getOne();
     }
 
+    async engagementTypeById (id: number) {
+        return await this.connection.getRepository(EngagementType)
+            .createQueryBuilder('et')
+            .select()
+            .where('id = :id', { id: id })
+            .getOne();
+    }
+
+    async engagementTypes (offset: number, limit: number) {
+        return await this.connection.getRepository(EngagementType)
+            .createQueryBuilder('et')
+            .select()
+            .skip(offset)
+            .take(limit)
+            .getMany();
+    }
+
     async engagementTypeByEngagementId (id: number) {
         return await this.connection.getRepository(Engagement)
             .createQueryBuilder('engagement')
diff --git a/src/datasources/db/providerAPI.ts b/src/datasources/db/providerAPI.ts
index 0e55ec8..96b4101 100644
--- a/src/datasources/db/providerAPI.ts
+++ b/src/datasources/db/providerAPI.ts
@@ -53,6 +53,23 @@ export class ProviderAPI extends DataSource {
             .loadOne();
     }
 
+    async organisations (offset: number, limit: number) {
+        return await this.connection.getRepository(Organisation)
+            .createQueryBuilder('o')
+            .select()
+            .skip(offset)
+            .limit(limit)
+            .getMany();
+    }
+
+    async organisationById (id: number) {
+        return await this.connection.getRepository(Organisation)
+            .createQueryBuilder('o')
+            .select()
+            .where('id = :id', { id: id })
+            .getOne();
+    }
+
     async contactInformationByOrganisationId (id: number) {
         return await this.connection.getRepository(Organisation)
             .createQueryBuilder('o')
diff --git a/src/datasources/db/workshopAPI.ts b/src/datasources/db/workshopAPI.ts
index 517260c..9c954bd 100644
--- a/src/datasources/db/workshopAPI.ts
+++ b/src/datasources/db/workshopAPI.ts
@@ -31,6 +31,14 @@ export class WorkshopAPI extends DataSource {
         return inserts.generatedMaps[0];
     }
 
+    async workshopTypeById (id: number) {
+        return await this.connection.getRepository(WorkshopType)
+            .createQueryBuilder('wt')
+            .select()
+            .where('id = :id', { id: id })
+            .getOne();
+    }
+
     async workshopTypes (offset: number, limit: number) {
         return await this.connection.getRepository(WorkshopType)
             .createQueryBuilder('w')
@@ -40,6 +48,14 @@ export class WorkshopAPI extends DataSource {
             .getMany();
     }
 
+    async workshopById (id: number) {
+        return await this.connection.getRepository(Workshop)
+            .createQueryBuilder('w')
+            .select()
+            .where('id = :id', { id: id })
+            .getOne();
+    }
+
     /**
      * finds workshops with pagination
      * @param offset
diff --git a/src/resolvers/cargobikeResolver.ts b/src/resolvers/cargobikeResolver.ts
index 81d9ccc..d612401 100644
--- a/src/resolvers/cargobikeResolver.ts
+++ b/src/resolvers/cargobikeResolver.ts
@@ -18,6 +18,13 @@ export default {
                 return new GraphQLError('Insufficiant Permissions');
             }
         },
+        bikeEvents: (_:any, { offset, limit }: { offset: number, limit: number }, { dataSources, req }: { dataSources: any, req: any }) => {
+            if (req.permissions.includes(Permission.ReadBike)) {
+                return dataSources.cargoBikeAPI.bikeEvents(offset, limit);
+            } else {
+                return new GraphQLError('Insufficiant Permissions');
+            }
+        },
         bikeEventById: (_:any, { id }: { id: number }, { dataSources, req }: { dataSources: any, req: any }) => {
             if (req.permissions.includes(Permission.ReadBike)) {
                 return dataSources.cargoBikeAPI.findBikeEventById(id);
@@ -25,6 +32,13 @@ export default {
                 return new GraphQLError('Insufficiant Permissions');
             }
         },
+        bikeEventTypeByd: (_:any, { id }: { id: number }, { dataSources, req }: { dataSources: any, req: any }) => {
+            if (req.permissions.includes(Permission.ReadBike)) {
+                return dataSources.cargoBikeAPI.findBikeEventTypeById(id);
+            } else {
+                return new GraphQLError('Insufficiant Permissions');
+            }
+        },
         equipment: (_:any, { offset, limit }: { offset: number, limit: number }, { dataSources, req }: { dataSources: any, req: any }) => {
             if (req.permissions.includes(Permission.ReadBike)) {
                 return dataSources.cargoBikeAPI.getEquipment(offset, limit);
@@ -34,7 +48,21 @@ export default {
         },
         equipmentById: (_:any, { id }: { id: number }, { dataSources, req }: { dataSources: any, req: any }) => {
             if (req.permissions.includes(Permission.ReadBike)) {
-                return dataSources.cargoBikeAPI.findEquipmentJoinBikeById(id);
+                return dataSources.cargoBikeAPI.equipmentById(id);
+            } else {
+                return new GraphQLError('Insufficiant Permissions');
+            }
+        },
+        equipmentTypes: (_:any, { offset, limit }: { offset: number, limit: number }, { dataSources, req }: { dataSources: any, req: any }) => {
+            if (req.permissions.includes(Permission.ReadBike)) {
+                return dataSources.cargoBikeAPI.equipmentTypes(offset, limit);
+            } else {
+                return new GraphQLError('Insufficiant Permissions');
+            }
+        },
+        equipmentTypeById: (_:any, { id }: { id: number }, { dataSources, req }: { dataSources: any, req: any }) => {
+            if (req.permissions.includes(Permission.ReadBike)) {
+                return dataSources.cargoBikeAPI.equipmentTypeById(id);
             } else {
                 return new GraphQLError('Insufficiant Permissions');
             }
diff --git a/src/resolvers/contactinformationResolvers.ts b/src/resolvers/contactinformationResolvers.ts
index 78b7fca..87eb098 100644
--- a/src/resolvers/contactinformationResolvers.ts
+++ b/src/resolvers/contactinformationResolvers.ts
@@ -12,6 +12,20 @@ export default {
                 return new GraphQLError('Insufficient Permissions');
             }
         },
+        contactInformationById: (_: any, { id }: { id: number }, { dataSources, req }: { dataSources: any, req: any }) => {
+            if (req.permissions.includes(Permission.ReadPerson)) {
+                return dataSources.contactInformationAPI.contactInformationById(id);
+            } else {
+                return new GraphQLError('Insufficient Permissions');
+            }
+        },
+        personById: (_: any, { id }: { id: number }, { dataSources, req }: { dataSources: any, req: any }) => {
+            if (req.permissions.includes(Permission.ReadPerson)) {
+                return dataSources.contactInformationAPI.personById(id);
+            } else {
+                return new GraphQLError('Insufficient Permissions');
+            }
+        },
         persons: (_: any, { offset, limit }: { offset: number, limit: number }, { dataSources, req }: { dataSources: any, req: any }) => {
             if (req.permissions.includes(Permission.ReadPerson)) {
                 return dataSources.contactInformationAPI.persons(offset, limit);
diff --git a/src/resolvers/lendingstationResolvers.ts b/src/resolvers/lendingstationResolvers.ts
index 34dd237..1391b70 100644
--- a/src/resolvers/lendingstationResolvers.ts
+++ b/src/resolvers/lendingstationResolvers.ts
@@ -19,6 +19,13 @@ export default {
                 return new GraphQLError('Insufficient Permissions');
             }
         },
+        timeFrameById: (_: any, { id }: { id: number }, { dataSources, req }: { dataSources: any, req: any }) => {
+            if (req.permissions.includes(Permission.ReadBike)) {
+                return dataSources.lendingStationAPI.timeFrameById(id);
+            } else {
+                return new GraphQLError('Insufficient Permissions');
+            }
+        },
         timeframes: (_: any, { offset, limit }: { offset: number, limit: number }, { dataSources, req }: { dataSources: any, req: any }) => {
             if (req.permissions.includes(Permission.ReadBike)) {
                 return dataSources.lendingStationAPI.timeFrames(offset, limit);
diff --git a/src/resolvers/participantResolvers.ts b/src/resolvers/participantResolvers.ts
index 88ba876..a5b9129 100644
--- a/src/resolvers/participantResolvers.ts
+++ b/src/resolvers/participantResolvers.ts
@@ -18,6 +18,34 @@ export default {
             } else {
                 return new GraphQLError('Insufficient Permissions');
             }
+        },
+        engagementById: (_: any, { id }: { id: number }, { dataSources, req }: { dataSources: any, req: any }) => {
+            if (req.permissions.includes(Permission.ReadBike)) {
+                return dataSources.participantAPI.engagementById(id);
+            } else {
+                return new GraphQLError('Insufficient Permissions');
+            }
+        },
+        engagements: (_: any, { offset, limit }: { offset: number, limit: number }, { dataSources, req }: { dataSources: any, req: any }) => {
+            if (req.permissions.includes(Permission.ReadBike)) {
+                return dataSources.participantAPI.engagements(offset, limit);
+            } else {
+                return new GraphQLError('Insufficient Permissions');
+            }
+        },
+        engagementTypeById: (_: any, { id }: { id: number }, { dataSources, req }: { dataSources: any, req: any }) => {
+            if (req.permissions.includes(Permission.ReadBike)) {
+                return dataSources.participantAPI.engagementTypeById(id);
+            } else {
+                return new GraphQLError('Insufficient Permissions');
+            }
+        },
+        engagementTypes: (_: any, { offset, limit }: { offset: number, limit: number }, { dataSources, req }: { dataSources: any, req: any }) => {
+            if (req.permissions.includes(Permission.ReadBike)) {
+                return dataSources.participantAPI.engagementTypes(offset, limit);
+            } else {
+                return new GraphQLError('Insufficient Permissions');
+            }
         }
     },
     Participant: {
diff --git a/src/resolvers/providerResolvers.ts b/src/resolvers/providerResolvers.ts
index bde3f32..d0b7099 100644
--- a/src/resolvers/providerResolvers.ts
+++ b/src/resolvers/providerResolvers.ts
@@ -17,6 +17,20 @@ export default {
             } else {
                 return new GraphQLError('Insufficient Permissions');
             }
+        },
+        organisations: (_: any, { offset, limit }: { offset: number, limit: number }, { dataSources, req }: { dataSources: any, req: any }) => {
+            if (req.permissions.includes(Permission.ReadBike)) {
+                return dataSources.providerAPI.organisations(offset, limit);
+            } else {
+                return new GraphQLError('Insufficient Permissions');
+            }
+        },
+        organisationById: (_: any, { id }: { id: number }, { dataSources, req }: { dataSources: any, req: any }) => {
+            if (req.permissions.includes(Permission.ReadBike)) {
+                return dataSources.providerAPI.organisationById(id);
+            } else {
+                return new GraphQLError('Insufficient Permissions');
+            }
         }
     },
     Provider: {
diff --git a/src/resolvers/workshopResolvers.ts b/src/resolvers/workshopResolvers.ts
index 986caa9..89527d6 100644
--- a/src/resolvers/workshopResolvers.ts
+++ b/src/resolvers/workshopResolvers.ts
@@ -4,6 +4,13 @@ import { isLocked } from '../datasources/db/utils';
 
 export default {
     Query: {
+        workshopTypeById: (_: any, { id }: { id: number }, { dataSources, req }: { dataSources: any, req: any }) => {
+            if (req.permissions.includes(Permission.ReadBike)) {
+                return dataSources.workshopAPI.workshopTypeById(id);
+            } else {
+                return new GraphQLError('Insufficient Permissions');
+            }
+        },
         workshopTypes: (_: any, { offset, limit }: { offset: number, limit: number }, { dataSources, req }: { dataSources: any, req: any }) => {
             if (req.permissions.includes(Permission.ReadBike)) {
                 return dataSources.workshopAPI.workshopTypes(offset, limit);
@@ -11,6 +18,13 @@ export default {
                 return new GraphQLError('Insufficient Permissions');
             }
         },
+        workshopById: (_: any, { id }: { id: number }, { dataSources, req }: { dataSources: any, req: any }) => {
+            if (req.permissions.includes(Permission.ReadBike)) {
+                return dataSources.workshopAPI.workshopById(id);
+            } else {
+                return new GraphQLError('Insufficient Permissions');
+            }
+        },
         workshops: (_: any, { offset, limit }: { offset: number, limit: number }, { dataSources, req }: { dataSources: any, req: any }) => {
             if (req.permissions.includes(Permission.ReadBike)) {
                 return dataSources.workshopAPI.workshops(offset, limit);
diff --git a/src/schema/type-defs.ts b/src/schema/type-defs.ts
index b190370..ea3968e 100644
--- a/src/schema/type-defs.ts
+++ b/src/schema/type-defs.ts
@@ -813,26 +813,39 @@ type Query {
     cargoBikeById(id:ID!): CargoBike
     "returns cargoBikes ordered by name ascending, relations are not loaded, use cargoBikeById instead"
     cargoBikes(offset: Int!, limit: Int!): [CargoBike]!
+    engagementById(id: ID!): Engagement
+    engagements(offset: Int!, limit: Int!): [Engagement]!
+    engagementTypeById(id: ID!): EngagementType
+    engagementTypes(offset: Int!, limit: Int!): [EngagementType]!
+    "equipment by id, will return null if id not found"
+    equipmentById(id: ID!): Equipment
+    equipment(offset: Int!, limit: Int!): [Equipment]!
+    equipmentTypeById(id: ID!): EquipmentType
+    equipmentTypes(offset: Int!, limit: Int!): [EquipmentType]!
     "return null if id not found"
     providerById(id:ID!): Provider
     "unique equipment with pagination, contains relation to bike (with no further joins), so if you wanna know more about the bike, use cargoBikeById"
-    equipment(offset: Int!, limit: Int!): [Equipment]!
-    "equipment by id, will return null if id not found"
-    equipmentById(id: ID!): Equipment
     providers(offset: Int!, limit: Int!): [Provider]!
     "participant by id"
     participantById(id:ID!):  Participant
-    "p"
     participants(offset: Int!, limit: Int!): [ Participant]!
-    workshopTypes(offset: Int!, limit: Int!): [WorkshopType]
-    workshops(offset: Int!, limit: Int!): [Workshop]
+    workshopTypeById(id: ID!): WorkshopType
+    workshopTypes(offset: Int!, limit: Int!): [WorkshopType]!
+    workshopById(id: ID!): Workshop
+    workshops(offset: Int!, limit: Int!): [Workshop]!
     lendingStationById(id:ID!): LendingStation
     lendingStations(offset: Int!, limit: Int!): [LendingStation]!
+    organisationById(id: ID!): Organisation
+    organisations(offset: Int!, limit: Int!): [Organisation]!
+    timeFrameById(id: ID!): TimeFrame
     timeframes(offset: Int!, limit: Int!): [TimeFrame]!
+    contactInformationById(id: ID!): ContactInformation
     contactInformation(offset: Int!, limit: Int!): [ContactInformation]!
+    personById(id: ID!): Person
     persons(offset: Int!, limit: Int!): [Person]
     bikeEventTypes(offset: Int!, limit: Int!): [BikeEventType]
-    "returns BikeEvent with CargoBike"
+    bikeEventTypeByd(id: ID!): BikeEventType
+    bikeEvents(offset: Int!, limit: Int!): [BikeEvent]!
     bikeEventById(id:ID!): BikeEvent!
 }
 
@@ -879,7 +892,9 @@ type Mutation {
     createBikeEvent(bikeEvent: BikeEventCreateInput!): BikeEvent!
     lockBikeEventById(id: ID!): BikeEvent
     unlockBikeEventById(id: ID!): Boolean!
-    "create participant"
+    """
+    PARTICIPANTS
+    """
     createParticipant(participant: ParticipantCreateInput!): Participant!
     createWorkshopType(workshopType: WorkshopTypeCreateInput!): WorkshopType!
     createWorkshop(workshop: WorkshopCreateInput!): Workshop!