diff --git a/tailbone_quickbooks/templates/vendors/quickbooks_bank_accounts_js.mako b/tailbone_quickbooks/templates/vendors/quickbooks_bank_accounts_js.mako
new file mode 100644
index 0000000..109bb9e
--- /dev/null
+++ b/tailbone_quickbooks/templates/vendors/quickbooks_bank_accounts_js.mako
@@ -0,0 +1,86 @@
+## -*- coding: utf-8; -*-
+
+<script type="text/javascript">
+
+  ${form.component_studly}Data.quickbooksBankAccountShowDialog = false
+  ${form.component_studly}Data.quickbooksBankAccountEditing = null
+  ${form.component_studly}Data.quickbooksBankAccountStore = null
+  ${form.component_studly}Data.quickbooksBankAccountNumber = null
+  ${form.component_studly}Data.quickbooksBankAccountStoreOptions = ${json.dumps(store_options)|n}
+
+  ${form.component_studly}.methods.quickbooksBankAccountCreate = function() {
+      this.quickbooksBankAccountEditing = null
+      this.quickbooksBankAccountStore = null
+      this.quickbooksBankAccountNumber = null
+      this.quickbooksBankAccountShowDialog = true
+  }
+
+  ${form.component_studly}.methods.quickbooksBankAccountEdit = function(row) {
+      this.quickbooksBankAccountEditing = row
+      this.quickbooksBankAccountStore = row.store_uuid
+      this.quickbooksBankAccountNumber = row.account_number
+      this.quickbooksBankAccountShowDialog = true
+      this.$nextTick(() => {
+          this.$refs.quickbooksBankAccountNumber.focus()
+      })
+  }
+
+  ${form.component_studly}.computed.quickbooksBankAccountSaveDisabled = function(row) {
+      if (!this.quickbooksBankAccountStore) {
+          return true
+      }
+      if (!this.quickbooksBankAccountNumber) {
+          return true
+      }
+      return false
+  }
+
+  ${form.component_studly}.computed.quickbooksBankAccountsFinal = function() {
+      return JSON.stringify(this.quickbooksBankAccountsData)
+  }
+
+  ${form.component_studly}.methods.quickbooksBankAccountSave = function() {
+      if (this.quickbooksBankAccountEditing) {
+          this.quickbooksBankAccountEditing.store_uuid = this.quickbooksBankAccountStore
+          this.quickbooksBankAccountEditing.account_number = this.quickbooksBankAccountNumber
+          this.quickbooksBankAccountShowDialog = false
+      } else {
+          if (this.quickbooksBankAccountIsStoreDefined(this.quickbooksBankAccountStore)) {
+              alert("An account number is already defined for that store!")
+          } else {
+              this.quickbooksBankAccountsData.push({
+                  store_uuid: this.quickbooksBankAccountStore,
+                  store: this.quickbooksBankAccountGetStoreDisplay(this.quickbooksBankAccountStore),
+                  account_number: this.quickbooksBankAccountNumber,
+              })
+              this.quickbooksBankAccountShowDialog = false
+          }
+      }
+  }
+
+  ${form.component_studly}.methods.quickbooksBankAccountIsStoreDefined = function(uuid) {
+      for (let account of this.quickbooksBankAccountsData) {
+          if (account.store_uuid == uuid) {
+              return true
+          }
+      }
+      return false
+  }
+
+  ${form.component_studly}.methods.quickbooksBankAccountGetStoreDisplay = function(uuid) {
+      for (let store of this.quickbooksBankAccountStoreOptions) {
+          if (store.uuid == uuid) {
+              return store.display
+          }
+      }
+  }
+
+  ${form.component_studly}.methods.quickbooksBankAccountDelete = function(row) {
+      if (confirm("Really delete this account number?")) {
+          let i = this.quickbooksBankAccountsData.indexOf(row)
+          this.quickbooksBankAccountsData.splice(i, 1)
+          this.quickbooksBankAccountShowDialog = false
+      }
+  }
+
+</script>
diff --git a/tailbone_quickbooks/templates/vendors/quickbooks_bank_accounts_widget.mako b/tailbone_quickbooks/templates/vendors/quickbooks_bank_accounts_widget.mako
new file mode 100644
index 0000000..32a6dbe
--- /dev/null
+++ b/tailbone_quickbooks/templates/vendors/quickbooks_bank_accounts_widget.mako
@@ -0,0 +1,58 @@
+## -*- coding: utf-8; -*-
+
+<div style="display: flex;">
+  <span style="flex-grow: 1;"></span>
+  <b-button type="is-primary"
+            icon-pack="fas"
+            icon-left="plus"
+            @click="quickbooksBankAccountCreate()">
+    Add Account
+  </b-button>
+</div>
+
+${grid.render_table_element(data_prop='quickbooksBankAccountsData')|n}
+
+<b-modal has-modal-card
+         :active.sync="quickbooksBankAccountShowDialog">
+  <div class="modal-card">
+
+    <header class="modal-card-head">
+      <p class="modal-card-title">Quickbooks Bank Account</p>
+    </header>
+
+    <section class="modal-card-body">
+
+      <b-field label="Store"
+               :type="{'is-danger': !quickbooksBankAccountStore}">
+        <b-select v-model="quickbooksBankAccountStore"
+                  :disabled="quickbooksBankAccountEditing">
+          <option v-for="store in quickbooksBankAccountStoreOptions"
+                  :key="store.uuid"
+                  :value="store.uuid">
+            {{ store.display }}
+          </option>
+        </b-select>
+      </b-field>
+
+      <b-field label="Account Number"
+               :type="{'is-danger': !quickbooksBankAccountNumber}">
+        <b-input v-model="quickbooksBankAccountNumber"
+                 ref="quickbooksBankAccountNumber" />
+      </b-field>
+
+    </section>
+
+    <footer class="modal-card-foot">
+      <b-button type="is-primary"
+                @click="quickbooksBankAccountSave()"
+                :disabled="quickbooksBankAccountSaveDisabled"
+                icon-pack="fas"
+                icon-left="save">
+        Update
+      </b-button>
+      <b-button @click="quickbooksBankAccountShowDialog = false">
+        Cancel
+      </b-button>
+    </footer>
+  </div>
+</b-modal>
diff --git a/tailbone_quickbooks/views/vendors.py b/tailbone_quickbooks/views/vendors.py
index 7c3e70b..c73196d 100644
--- a/tailbone_quickbooks/views/vendors.py
+++ b/tailbone_quickbooks/views/vendors.py
@@ -2,7 +2,7 @@
 ################################################################################
 #
 #  Rattail -- Retail Software Framework
-#  Copyright © 2010-2022 Lance Edgar
+#  Copyright © 2010-2024 Lance Edgar
 #
 #  This file is part of Rattail.
 #
@@ -24,6 +24,14 @@
 Vendor views, w/ Quickbooks integration
 """
 
+import json
+
+import colander
+from deform import widget as dfwidget
+from pyramid.renderers import render
+from webhelpers2.html import HTML, tags
+
+from tailbone import grids
 from tailbone.views import ViewSupplement
 
 
@@ -44,14 +52,138 @@ class VendorViewSupplement(ViewSupplement):
         g.set_filter('quickbooks_terms', model.QuickbooksVendor.quickbooks_terms)
 
     def configure_form(self, f):
+
+        # quickbooks_name
         f.append('quickbooks_name')
+
+        # quickbooks_bank_account
         f.append('quickbooks_bank_account')
+
+        # quickbooks_bank_accounts
+        f.append('quickbooks_bank_accounts_')
+        f.set_renderer('quickbooks_bank_accounts_', self.render_quickbooks_bank_accounts)
+        f.set_node('quickbooks_bank_accounts_', BankAccounts())
+        f.set_widget('quickbooks_bank_accounts_', BankAccountsWidget())
+
+        # quickbooks_terms
         f.append('quickbooks_terms')
 
+    def render_quickbooks_bank_accounts(self, vendor, field):
+        accounts = getattr(vendor, 'quickbooks_bank_accounts')
+        if accounts:
+            g = make_accounts_grid()
+            return HTML.literal(g.render_table_element(data_prop='quickbooksBankAccountsData'))
+
+    def objectify(self, vendor, form, data):
+        model = self.model
+        old_accounts = vendor.quickbooks_bank_accounts
+        new_accounts = data['quickbooks_bank_accounts_']
+
+        for new_account in new_accounts:
+            old_account = old_accounts.get(new_account['store_uuid'])
+            if old_account:
+                if old_account.account_number != new_account['account_number']:
+                    old_account.account_number = new_account['account_number']
+            else:
+                account = model.QuickbooksVendorBankAccount()
+                account.store_uuid = new_account['store_uuid']
+                account.account_number = new_account['account_number']
+                vendor.quickbooks_bank_accounts[account.store_uuid] = account
+                self.Session.add(account)
+
+        final_store_uuids = set([a['store_uuid'] for a in new_accounts])
+        for old_account in list(vendor.quickbooks_bank_accounts.values()):
+            if old_account.store_uuid not in final_store_uuids:
+                self.Session.delete(old_account)
+
+        return vendor
+
+    def template_kwargs(self, **kwargs):
+        app = self.get_rattail_app()
+        form = kwargs.get('form')
+        if form:
+
+            # quickbooks bank accounts
+            vendor = kwargs['instance']
+            accounts = []
+            for account in vendor.quickbooks_bank_accounts.values():
+                store = account.store
+                accounts.append({
+                    'uuid': account.uuid,
+                    'store': f'{store.id} - {store.name}',
+                    'store_uuid': store.uuid,
+                    'store_id': store.id,
+                    'store_name': store.name,
+                    'account_number': account.account_number,
+                })
+            accounts.sort(key=lambda a: a['store_id'])
+            # nb. this is needed for widget *and* readonly template
+            form.set_json_data('quickbooksBankAccountsData', accounts)
+            # TODO: these are needed by widget
+            stores = []
+            for store in app.get_active_stores(self.Session()):
+                stores.append({
+                    'uuid': store.uuid,
+                    'display': f'{store.id} - {store.name}',
+                })
+            form.include_template('/vendors/quickbooks_bank_accounts_js.mako', {
+                'store_options': stores,
+            })
+
+        return kwargs
+
     def get_version_child_classes(self):
         model = self.model
         return [model.QuickbooksVendor]
 
 
+def make_accounts_grid():
+    g = grids.Grid('quickbooks_bank_accounts',
+                   [],         # empty data
+                   columns=[
+                       'store',
+                       'account_number',
+                   ])
+    return g
+
+
+class BankAccount(colander.MappingSchema):
+
+    store_uuid = colander.SchemaNode(colander.String())
+
+    account_number = colander.SchemaNode(colander.String())
+
+
+class BankAccounts(colander.SequenceSchema):
+
+    account = BankAccount()
+
+
+class BankAccountsWidget(dfwidget.Widget):
+
+    def serialize(self, field, cstruct, **kw):
+        g = make_accounts_grid()
+
+        g.main_actions.append(
+            grids.GridAction('edit', icon='edit',
+                             click_handler='quickbooksBankAccountEdit(props.row)'))
+
+        g.main_actions.append(
+            grids.GridAction('delete', icon='trash',
+                             click_handler='quickbooksBankAccountDelete(props.row)'))
+
+        widget = render('/vendors/quickbooks_bank_accounts_widget.mako', {
+            'grid': g,
+        })
+
+        return HTML.tag('div', c=[
+            HTML.literal(widget),
+            tags.hidden(field.name, **{':value': "quickbooksBankAccountsFinal"}),
+        ])
+
+    def deserialize(self, field, pstruct):
+        return json.loads(pstruct)
+
+
 def includeme(config):
     VendorViewSupplement.defaults(config)