diff --git a/src/components/atoms/AtomModal.vue b/src/components/atoms/AtomModal.vue
index 305a194..3b59563 100644
--- a/src/components/atoms/AtomModal.vue
+++ b/src/components/atoms/AtomModal.vue
@@ -6,15 +6,26 @@
       class="modal-toggle"
       @change="$emit('open', {id, open: ($event.target as HTMLInputElement).checked})"
     />
-    <div class="modal">
-      <div class="modal-box">
+    <label
+      :for="id"
+      class="modal cursor-pointer"
+    >
+      <label
+        :class="`modal-box${darker ? ' bg-base-300' : ''}`"
+        for=""
+      >
+        <label
+          v-if="closeButton"
+          :for="id"
+          class="btn btn-sm btn-circle absolute right-2 top-2"
+        >✕</label>
         <h3 class="font-bold text-lg">{{ title }}</h3>
         <p class="py-4"><slot /></p>
         <div class="modal-action">
           <slot name="action" />
         </div>
-      </div>
-    </div>
+      </label>
+    </label>
   </Teleport>
 </template>
 
@@ -28,6 +39,14 @@ defineProps({
     type: String,
     required: true,
   },
+  darker: {
+    type: Boolean,
+    default: false,
+  },
+  closeButton: {
+    type: Boolean,
+    default: false,
+  },
 });
 
 defineEmits(['open']);
diff --git a/src/components/atoms/AtomSelect.vue b/src/components/atoms/AtomSelect.vue
index d19a258..fd6e15b 100644
--- a/src/components/atoms/AtomSelect.vue
+++ b/src/components/atoms/AtomSelect.vue
@@ -1,5 +1,8 @@
 <template>
-  <select class="select select-bordered w-full">
+  <select
+    class="select select-bordered w-full"
+    @input="$emit('update:modelValue', ($event.target as HTMLInputElement).value)"
+  >
     <option
       disabled
       selected
@@ -22,7 +25,13 @@ defineProps({
     type: Array as PropType<string[]>,
     required: true,
   },
+  modelValue: {
+    type: String,
+    default: '',
+  },
 });
+
+defineEmits(['update:modelValue']);
 </script>
 
 <style lang="scss" scoped>
diff --git a/src/components/molecules/MoleculeAddAccountModal.vue b/src/components/molecules/MoleculeAddAccountModal.vue
index 57e2cf4..947de01 100644
--- a/src/components/molecules/MoleculeAddAccountModal.vue
+++ b/src/components/molecules/MoleculeAddAccountModal.vue
@@ -10,52 +10,73 @@
           v-model="firstName"
           placeholder="Vorname"
         />
-        <AtomInput placeholder="Nachname" />
+        <AtomInput
+          v-model="lastName"
+          placeholder="Nachname"
+        />
       </div>
       <AtomInput
+        v-model="accountNumber"
         placeholder="Kontonummer"
         type="number"
       />
       <AtomInput
+        v-model="birthday"
         placeholder="Geburtsdatum"
-        type="number"
       />
       <div class="flex gap-4">
-        <AtomInput placeholder="Straße" />
         <AtomInput
+          v-model="street"
+          placeholder="Straße"
+        />
+        <AtomInput
+          v-model="houseNumber"
           placeholder="Hnr."
           class="w-3/12"
         />
       </div>
       <div class="flex gap-4">
         <AtomInput
+          v-model="zipCode"
           placeholder="Postleitzahl"
           class="w-6/12"
         />
-        <AtomInput placeholder="Stadt" />
+        <AtomInput
+          v-model="city"
+          placeholder="Stadt"
+        />
       </div>
       <h4 class="text-md">Kontakt</h4>
-      <div class="flex gap-4">
+      <div
+        v-for="index in contactCount"
+        class="flex gap-4"
+      >
         <AtomSelect
+          v-model="contactLabel[index - 1]"
           placeholder="Label"
           :options="['Festnetz', 'Mobil', 'Arbeit']"
           class="w-4/12"
+          @change="handleContactChange(index)"
+        />
+        <AtomInput
+          v-model="contactPhone[index - 1]"
+          :disabled="contactLabel.length < index"
+          placeholder="Telefonnummer"
         />
-        <AtomInput placeholder="Telefonnummer" />
       </div>
     </div>
     <template #action>
       <label
         ref="abortButton"
-        class="btn gap-2"
         :for="id"
+        class="btn gap-2"
       >
         <XCircleIcon class="w-6 h-6" />
         Abbrechen
       </label>
       <button
         class="btn gap-2"
-        @click="handleSubmit()"
+        @click="handleSubmit"
       >
         <CheckCircleIcon class="w-6 h-6" />
         Speichern
@@ -66,12 +87,24 @@
 
 <script lang="ts" setup>
 import { ref } from 'vue';
+import { DataService } from '../services/data.service';
 import { CheckCircleIcon, XCircleIcon } from '@heroicons/vue/outline';
 import AtomInput from '../atoms/AtomInput.vue';
 import AtomModal from '../atoms/AtomModal.vue';
 import AtomSelect from '../atoms/AtomSelect.vue';
 
+const abortButton = ref();
 const firstName = ref('');
+const lastName = ref('');
+const accountNumber = ref('');
+const birthday = ref('');
+const street = ref('');
+const houseNumber = ref('');
+const zipCode = ref('');
+const city = ref('');
+const contactLabel = ref([]);
+const contactPhone = ref([]);
+const contactCount = ref(1);
 
 defineProps({
   id: {
@@ -80,10 +113,53 @@ defineProps({
   },
 });
 
-function handleSubmit() {
-  console.log('TODO: Submit');
-  console.log(firstName.value);
+async function handleSubmit() {
+  try {
+    const account = await DataService.addAccount(
+      {
+        accountNumber: accountNumber.value,
+        firstName: firstName.value,
+        lastName: lastName.value,
+        birthday: birthday.value,
+        address: `${street.value} ${houseNumber.value}, ${zipCode.value} ${city.value}`,
+        contact: contactLabel.value.map((label, index) => JSON.stringify({
+          label,
+          phone: contactPhone.value[index],
+        })),
+      },
+    );
+    emit('submit', account);
+    firstName.value = '';
+    lastName.value = '';
+    accountNumber.value = '';
+    birthday.value = '';
+    street.value = '';
+    houseNumber.value = '';
+    zipCode.value = '';
+    city.value = '';
+    contactLabel.value = [];
+    contactPhone.value = [];
+    contactCount.value = 1;
+    abortButton.value.click();
+  // eslint-disable-next-line @typescript-eslint/no-explicit-any
+  } catch (error: any) {
+    if(error.message == 'Account already exists') {
+      alert('Konto existiert bereits');
+    } else {
+      alert('Fehler beim Speichern');
+      // eslint-disable-next-line no-console
+      console.error(error);
+    }
+  }
 }
+
+function handleContactChange(index: number) {
+  if(index === contactCount.value) {
+    contactCount.value++;
+  }
+}
+
+const emit = defineEmits(['submit']);
 </script>
 
 <style lang="scss" scoped>
diff --git a/src/components/molecules/MoleculeContactModal.vue b/src/components/molecules/MoleculeContactModal.vue
new file mode 100644
index 0000000..b86dd8c
--- /dev/null
+++ b/src/components/molecules/MoleculeContactModal.vue
@@ -0,0 +1,53 @@
+<template>
+  <AtomModal
+    :id="id"
+    :title="`Kontaktdaten von ${name}`"
+    darker
+    close-button
+  >
+    <div class="overflow-x-auto">
+      <table class="table table-zebra w-full">
+        <tbody>
+          <tr v-for="entry of contact">
+            <td>{{ JSON.parse(entry).label }}</td>
+            <td>{{ JSON.parse(entry).phone }}</td>
+          </tr>
+        </tbody>
+      </table>
+      <div
+        v-if="contact.length == 0"
+        class="alert alert-info shadow-lg"
+      >
+        <div>
+          <InformationCircleIcon class="h-6 w-6" />
+          <span>Keine Kontaktdaten vorhanden.</span>
+        </div>
+      </div>
+    </div>
+  </AtomModal>
+</template>
+
+<script lang="ts" setup>
+import { PropType } from 'vue';
+import { InformationCircleIcon } from '@heroicons/vue/outline';
+import AtomModal from '../atoms/AtomModal.vue';
+
+defineProps({
+  id: {
+    type: String,
+    required: true,
+  },
+  name: {
+    type: String,
+    required: true,
+  },
+  contact: {
+    type: Array as PropType<string[]>,
+    required: true,
+  },
+});
+</script>
+
+<style lang="scss" scoped>
+
+</style>
\ No newline at end of file
diff --git a/src/components/molecules/MoleculeDataTable.vue b/src/components/molecules/MoleculeDataTable.vue
index 5a22de4..2b38571 100644
--- a/src/components/molecules/MoleculeDataTable.vue
+++ b/src/components/molecules/MoleculeDataTable.vue
@@ -24,12 +24,14 @@
             <span v-else-if="header.type === TableHeaderType.CURRENCY">
               {{ CurrencyService.toString(entry[header.key]) }}
             </span>
-            <button
+            <label
               v-if="header.type === TableHeaderType.BUTTON_CONTACT"
+              :for="contactModalId"
               class="btn btn-sm btn-ghost p-1"
+              @click="$emit('open-contact-modal', { name: entry.name, contact: entry.contact })"
             >
               <DocumentTextIcon class="h-6 w-6" />
-            </button>
+            </label>
             <button
               v-if="header.type === TableHeaderType.BUTTON_ACCOUNT"
               class="btn btn-sm btn-ghost p-1"
@@ -60,7 +62,13 @@ defineProps({
     type: Array as PropType<any[]>,
     required: true,
   },
+  contactModalId: {
+    type: String,
+    required: true,
+  },
 });
+
+defineEmits(['open-contact-modal']);
 </script>
 
 <script lang="ts">
diff --git a/src/components/services/account.service.ts b/src/components/services/account.service.ts
index 576d03e..68e6ba3 100644
--- a/src/components/services/account.service.ts
+++ b/src/components/services/account.service.ts
@@ -39,4 +39,8 @@ export const AccountService = {
     } while(accountDocuments.total > offset);
     return accounts;
   },
+  async addAccount(account: IAccount): Promise<IAccount> {
+    const accountDocument = await database.createDocument<IAccount & Models.Document>(ACCOUNTS_COLLECTION_ID, 'unique()', account);
+    return accountDocument;
+  },
 };
\ No newline at end of file
diff --git a/src/components/services/bank.service.ts b/src/components/services/bank.service.ts
index 84c59af..22cb318 100644
--- a/src/components/services/bank.service.ts
+++ b/src/components/services/bank.service.ts
@@ -9,6 +9,7 @@ const TRANSACTIONS_COLLECTION_ID = '62dfd81b7671727b27cd';
 const DEPOSIT_LABEL = 'Bargeldeinzahlung';
 const SALARY_LABEL = 'Gehalt';
 const WITHDRAW_LABEL = 'Bargeldauszahlung';
+const OPEN_ACCOUNT_LABEL = 'Kontoeröffnung';
 const sdk = AppwriteService.getSDK();
 
 export const BankService = {
@@ -32,9 +33,24 @@ export const BankService = {
   },
   async addTransaction(accountNumber: string, amount: number, type: TransactionType): Promise<ITransaction> {
     const database = new Databases(sdk, DATABASE_ID);
+    let label = '';
+    switch (type) {
+    case TransactionType.DEPOSIT:
+      label = DEPOSIT_LABEL;
+      break;
+    case TransactionType.SALARY:
+      label = SALARY_LABEL;
+      break;
+    case TransactionType.WITHDRAW:
+      label = WITHDRAW_LABEL;
+      break;
+    case TransactionType.OPEN_ACCOUNT:
+      label = OPEN_ACCOUNT_LABEL;
+      break;
+    }
     const transactionDocument = await database.createDocument<ITransaction & Models.Document>(TRANSACTIONS_COLLECTION_ID, 'unique()', {
       accountNumber: accountNumber,
-      label: type === TransactionType.DEPOSIT ? DEPOSIT_LABEL : (type === TransactionType.SALARY ? SALARY_LABEL : WITHDRAW_LABEL),
+      label,
       amount: (type === TransactionType.WITHDRAW ? -amount : amount),
     });
     await AccountService.updateBalance(accountNumber, type === TransactionType.WITHDRAW ? -amount : amount);
@@ -46,4 +62,5 @@ export enum TransactionType {
   DEPOSIT,
   SALARY,
   WITHDRAW,
+  OPEN_ACCOUNT,
 }
\ No newline at end of file
diff --git a/src/components/services/data.service.ts b/src/components/services/data.service.ts
index ee9252d..f13f40e 100644
--- a/src/components/services/data.service.ts
+++ b/src/components/services/data.service.ts
@@ -3,7 +3,11 @@ import { AccountService } from './account.service';
 import { AppwriteService } from './appwrite.service';
 import { IAccountData } from '../../interfaces/account-data.interface';
 import { IPersonalInformation } from '../../interfaces/personal-information.interface';
+import { ICreateAccount } from '../../interfaces/create-account.interface';
+import { IAccount } from '../../interfaces/account.interface';
+import { BankService, TransactionType } from './bank.service';
 
+const OPEN_ACCOUNT_BALANCE = 5;
 const DATABASE_ID = '62dfd5787755e7ed9fcd';
 const PERSONAL_INFORMATION_COLLECTION_ID = '62e004abb0cdae53b483';
 const sdk = AppwriteService.getSDK();
@@ -23,6 +27,7 @@ export const DataService = {
           account.name = `${account.firstName} ${account.lastName}`;
           account.birthday = personalInformation.birthday;
           account.address = personalInformation.address;
+          account.contact = personalInformation.contact;
         }
       },
       );
@@ -30,4 +35,31 @@ export const DataService = {
     } while(personalInformationDocuments.total > offset);
     return accounts;
   },
+  async addAccount(account: ICreateAccount): Promise<IAccountData> {
+    if(await AccountService.getAccount(account.accountNumber)) {
+      throw new Error('Account already exists');
+    }
+    const accountDocument = await AccountService.addAccount({
+      accountNumber: account.accountNumber,
+      firstName: account.firstName,
+      lastName: account.lastName,
+      balance: 0,
+    } as IAccount) as IAccountData;
+    await BankService.addTransaction(account.accountNumber, OPEN_ACCOUNT_BALANCE, TransactionType.OPEN_ACCOUNT);
+    const personalInformation = await database.createDocument<IAccountData & Models.Document>(
+      PERSONAL_INFORMATION_COLLECTION_ID, 'unique()', {
+        accountNumber: account.accountNumber,
+        birthday: account.birthday,
+        address: account.address,
+        contact: account.contact,
+      } as IPersonalInformation);
+    if(accountDocument) {
+      accountDocument.name = `${accountDocument.firstName} ${accountDocument.lastName}`;
+      accountDocument.birthday = personalInformation.birthday;
+      accountDocument.address = personalInformation.address;
+    }
+    // manually edit balance as the TransactionService updates the value after a transaction was created
+    accountDocument.balance = OPEN_ACCOUNT_BALANCE;
+    return accountDocument;
+  },
 };
\ No newline at end of file
diff --git a/src/components/views/DataView.vue b/src/components/views/DataView.vue
index 0e97f09..8889985 100644
--- a/src/components/views/DataView.vue
+++ b/src/components/views/DataView.vue
@@ -4,8 +4,18 @@
       v-if="data"
       :table-headers="tableHeaders"
       :data="data"
+      :contact-modal-id="contactModalId"
+      @open-contact-modal="openContactModal"
+    />
+    <MoleculeContactModal
+      :id="contactModalId"
+      :name="contactName"
+      :contact="contact"
+    />
+    <MoleculeAddAccountModal
+      :id="addAccountModalId"
+      @submit="addAccount"
     />
-    <MoleculeAddAccountModal :id="addAccountModalId" />
     <label
       class="btn btn-primary btn-lg btn-circle shadow-2xl fixed bottom-8 right-8"
       :for="addAccountModalId"
@@ -18,11 +28,16 @@
 <script lang="ts" setup>
 import { onMounted, ref } from 'vue';
 import { DataService } from '../services/data.service';
+import { IAccountData } from '../../interfaces/account-data.interface';
 import { PlusIcon } from '@heroicons/vue/outline';
 import MoleculeAddAccountModal from '../molecules/MoleculeAddAccountModal.vue';
+import MoleculeContactModal from '../molecules/MoleculeContactModal.vue';
 import MoleculeDataTable, { TableHeaderType } from '../molecules/MoleculeDataTable.vue';
 
-const data = ref();
+const data = ref<IAccountData[]>([]);
+const contactName = ref('');
+const contact = ref<string[]>([]);
+const contactModalId = 'contact-modal';
 const addAccountModalId = 'add-account-modal';
 const tableHeaders = [
   {
@@ -38,7 +53,7 @@ const tableHeaders = [
   {
     title: 'Geburtsdatum',
     key: 'birthday',
-    type: TableHeaderType.DATE,
+    type: TableHeaderType.STRING,
   },
   {
     title: 'Kontostand',
@@ -70,8 +85,16 @@ const tableHeaders = [
 onMounted(async () => {
   data.value = await DataService.getAllData();
 });
+
+function openContactModal(data: { name: string, contact: string[] }) {
+  contactName.value = data.name;
+  contact.value = data.contact;
+}
+
+function addAccount(account: IAccountData) {
+  data.value.push(account);
+}
 </script>
 
 <style lang="scss" scoped>
-
 </style>
\ No newline at end of file
diff --git a/src/interfaces/account-data.interface.ts b/src/interfaces/account-data.interface.ts
index ed1adef..f18c782 100644
--- a/src/interfaces/account-data.interface.ts
+++ b/src/interfaces/account-data.interface.ts
@@ -2,6 +2,7 @@ import { IAccount } from './account.interface';
 
 export interface IAccountData extends IAccount {
   name: string;
-  birthday: number;
+  birthday: string;
   address: string;
+  contact: string[];
 }
\ No newline at end of file
diff --git a/src/interfaces/create-account.interface.ts b/src/interfaces/create-account.interface.ts
new file mode 100644
index 0000000..515573b
--- /dev/null
+++ b/src/interfaces/create-account.interface.ts
@@ -0,0 +1,8 @@
+export interface ICreateAccount {
+  accountNumber: string;
+  firstName: string;
+  lastName: string;
+  birthday: string;
+  address: string;
+  contact: string[];
+}
\ No newline at end of file
diff --git a/src/interfaces/personal-information.interface.ts b/src/interfaces/personal-information.interface.ts
index c618f78..8f82a19 100644
--- a/src/interfaces/personal-information.interface.ts
+++ b/src/interfaces/personal-information.interface.ts
@@ -1,5 +1,6 @@
 export interface IPersonalInformation {
   accountNumber: string;
-  birthday: number;
+  birthday: string;
   address: string;
+  contact: string[];
 }
\ No newline at end of file