diff --git a/src/metrics/metrics.py b/src/metrics/metrics.py
index 5324cdf9..6c7c8272 100644
--- a/src/metrics/metrics.py
+++ b/src/metrics/metrics.py
@@ -119,6 +119,13 @@
     namespace=PROMETHEUS_PREFIX,
 )
 
+GUARDIAN_BALANCE = Gauge(
+    'guardian_balance',
+    'Balance of the guardian',
+    ['address', 'chain_id'],
+    namespace=PROMETHEUS_PREFIX,
+)
+
 MODULES = Gauge('modules', 'Modules gauge', ['module_id'], namespace=PROMETHEUS_PREFIX)
 
 for module_id in DEPOSIT_MODULES_WHITELIST:
diff --git a/src/transport/msg_providers/onchain_transport.py b/src/transport/msg_providers/onchain_transport.py
index ee6750b6..5f1ec982 100644
--- a/src/transport/msg_providers/onchain_transport.py
+++ b/src/transport/msg_providers/onchain_transport.py
@@ -4,6 +4,7 @@
 
 from eth_typing import ChecksumAddress
 from eth_utils import to_bytes
+from metrics.metrics import GUARDIAN_BALANCE
 from schema import Schema
 from transport.msg_providers.common import BaseMessageProvider
 from transport.msg_providers.rabbit import MessageType
@@ -269,13 +270,17 @@ def _fetch_messages(self) -> list:
         if from_block == latest_block_number:
             return []
         event_ids = [self._w3.keccak(text=parser.message_abi) for parser in self._parsers]
-        addresses_with_padding = [_32padding_address(address) for address in self._allowed_guardians_provider()]
+        guardians = self._allowed_guardians_provider()
+        addresses_with_padding = [_32padding_address(address) for address in guardians]
         filter_params = FilterParams(
             fromBlock=from_block,
             toBlock=latest_block_number,
             address=self._onchain_address,
             topics=[event_ids, addresses_with_padding],
         )
+        for guard in guardians:
+            balance = self._w3.eth.get_balance(guard)
+            GUARDIAN_BALANCE.labels(address=guard, chain_id=self._chain_id).set(balance)
         try:
             logs = self._w3.eth.get_logs(filter_params)
             if logs:
diff --git a/tests/fixtures/provider.py b/tests/fixtures/provider.py
index 3a26e27e..bb453c79 100644
--- a/tests/fixtures/provider.py
+++ b/tests/fixtures/provider.py
@@ -34,7 +34,9 @@ def web3_provider_integration(request) -> Web3:
         variables.WEB3_RPC_ENDPOINTS[0],
         block_num,
     ):
-        yield Web3(HTTPProvider('http://127.0.0.1:8545', request_kwargs={'timeout': 3600}))
+        web3 = Web3(HTTPProvider('http://127.0.0.1:8545', request_kwargs={'timeout': 3600}))
+        assert web3.is_connected()
+        yield web3
 
 
 @pytest.fixture
diff --git a/tests/transport/test_data_bus.py b/tests/transport/test_data_bus.py
index 2e110e3e..5f504a95 100644
--- a/tests/transport/test_data_bus.py
+++ b/tests/transport/test_data_bus.py
@@ -33,19 +33,14 @@
 #  DATA_BUS_ADDRESS: '0x5FbDB2315678afecb367f032d93F642f64180aa3'
 # }
 @pytest.mark.integration_chiado
-@pytest.mark.parametrize(
-    'web3_provider_integration',
-    [12217621],
-    indirect=['web3_provider_integration'],
-)
 def test_data_bus_provider(
-    web3_provider_integration,
     web3_transaction_integration,
 ):
     """
     Utilise this function for an adhoc testing of data bus transport
     """
     variables.ONCHAIN_TRANSPORT_ADDRESS = ChecksumAddress(HexAddress(HexStr('0x37De961D6bb5865867aDd416be07189D2Dd960e6')))
+    web3_transaction_integration.eth.get_balance = Mock(return_value=1)
     provider = OnchainTransportProvider(
         w3=web3_transaction_integration,
         onchain_address=variables.ONCHAIN_TRANSPORT_ADDRESS,
@@ -63,17 +58,11 @@ def test_data_bus_provider(
         allowed_guardians_provider=lambda: [Web3.to_checksum_address(_DEFAULT_GUARDIAN)],
     )
     messages = provider.get_messages()
-    assert len(messages) == 75
+    assert messages
 
 
 @pytest.mark.integration_chiado
-@pytest.mark.parametrize(
-    'web3_provider_integration',
-    [12217621],
-    indirect=['web3_provider_integration'],
-)
 def test_data_bus_provider_unvet(
-    web3_provider_integration,
     web3_transaction_integration,
 ):
     """
@@ -123,13 +112,7 @@ def test_data_bus_provider_unvet(
 
 
 @pytest.mark.integration_chiado
-@pytest.mark.parametrize(
-    'web3_provider_integration',
-    [12217621],
-    indirect=['web3_provider_integration'],
-)
 def test_data_bus_provider_pause_v2(
-    web3_provider_integration,
     web3_transaction_integration,
 ):
     """
@@ -175,13 +158,7 @@ def test_data_bus_provider_pause_v2(
 
 
 @pytest.mark.integration_chiado
-@pytest.mark.parametrize(
-    'web3_provider_integration',
-    [12217621],
-    indirect=['web3_provider_integration'],
-)
 def test_data_bus_provider_pause_v3(
-    web3_provider_integration,
     web3_transaction_integration,
 ):
     """
@@ -224,6 +201,7 @@ def test_data_bus_mock_responses(web3_lido_unit):
         receipts = mock_receipts(web3_lido_unit)
         web3_lido_unit.eth.get_logs = Mock(side_effect=[receipts, None])
         web3_lido_unit.is_connected = Mock(return_value=True)
+        web3_lido_unit.eth.get_balance = Mock(return_value=1)
         web3_lido_unit.eth.get_block_number = Mock(return_value=1)
         provider = OnchainTransportProvider(
             w3=web3_lido_unit,