diff --git a/mainnet/2024-04-23-deploy-vetoer1of2/.env b/mainnet/2024-04-23-deploy-vetoer1of2/.env
new file mode 100644
index 00000000..44c016f1
--- /dev/null
+++ b/mainnet/2024-04-23-deploy-vetoer1of2/.env
@@ -0,0 +1,10 @@
+OP_COMMIT=08f3dbed90faccb36135fc4bd1d40bfa8ed4066f
+BASE_CONTRACTS_COMMIT=a0f86fcf67e61f08ba7d7a8b26256963379b8a60
+
+# L1 configuration
+L1_PROXY_ADMIN=0x0475cBCAebd9CE8AfA5025828d5b98DFb67E059E
+L1_BASE_SAFE=0x9855054731540A48b28990B63DcF4f33d8AE46A1
+L1_OP_SAFE=0x9BA6e03D8B90dE867373Db8cF1A58d2F7F006b3A
+L1_SECURITY_COUNCIL_SAFE=0xc2819DC788505Aac350142A7A707BF9D03E3Bd03
+L1_VERIFIER_URL=https://api.etherscan.io/api
+L1_ETHERSCAN_API_KEY=SET-ME
\ No newline at end of file
diff --git a/mainnet/2024-04-23-deploy-vetoer1of2/Makefile b/mainnet/2024-04-23-deploy-vetoer1of2/Makefile
new file mode 100644
index 00000000..29c9960f
--- /dev/null
+++ b/mainnet/2024-04-23-deploy-vetoer1of2/Makefile
@@ -0,0 +1,11 @@
+include ../../Makefile
+include ../.env
+include .env
+
+##
+# Deploy command
+##
+.PHONY: deploy-l1
+deploy-l1:
+	forge script --rpc-url $(L1_RPC_URL) DeployVetoer1of2 --sig "deployL1()" --broadcast -i 1 \
+	--verify --verifier-url $(L1_VERIFIER_URL) --chain-id $(L1_CHAIN_ID) --etherscan-api-key $(L1_ETHERSCAN_API_KEY)
\ No newline at end of file
diff --git a/mainnet/2024-04-23-deploy-vetoer1of2/deployed/addresses.json b/mainnet/2024-04-23-deploy-vetoer1of2/deployed/addresses.json
new file mode 100644
index 00000000..0967ef42
--- /dev/null
+++ b/mainnet/2024-04-23-deploy-vetoer1of2/deployed/addresses.json
@@ -0,0 +1 @@
+{}
diff --git a/mainnet/2024-04-23-deploy-vetoer1of2/foundry.toml b/mainnet/2024-04-23-deploy-vetoer1of2/foundry.toml
new file mode 100644
index 00000000..0947506a
--- /dev/null
+++ b/mainnet/2024-04-23-deploy-vetoer1of2/foundry.toml
@@ -0,0 +1,18 @@
+[profile.default]
+src = 'src'
+out = 'out'
+libs = ['lib']
+broadcast = 'records'
+fs_permissions = [{ access = "read-write", path = "./" }]
+optimizer = true
+optimizer_runs = 999999
+solc_version = "0.8.15"
+remappings = [
+    '@eth-optimism-bedrock/=lib/optimism/packages/contracts-bedrock/',
+    '@openzeppelin/contracts/=lib/openzeppelin-contracts/contracts',
+    '@openzeppelin/contracts-upgradeable/=lib/openzeppelin-contracts-upgradeable/contracts',
+    '@base-contracts/=lib/base-contracts',
+    'solady/=lib/solady/src/',
+]
+
+# See more config options https://github.com/foundry-rs/foundry/tree/master/config
diff --git a/mainnet/2024-04-23-deploy-vetoer1of2/script/DeployVetoer1of2.s.sol b/mainnet/2024-04-23-deploy-vetoer1of2/script/DeployVetoer1of2.s.sol
new file mode 100644
index 00000000..6f3b6f0a
--- /dev/null
+++ b/mainnet/2024-04-23-deploy-vetoer1of2/script/DeployVetoer1of2.s.sol
@@ -0,0 +1,29 @@
+// SPDX-License-Identifier: MIT
+pragma solidity 0.8.15;
+
+import "forge-std/Script.sol";
+
+import {Vetoer1of2} from "@base-contracts/src/Vetoer1of2.sol";
+
+contract DeployVetoer1of2 is Script {
+    function deployL1() public {
+        address opSafe = vm.envAddress("L1_OP_SAFE");
+        address baseSafe = vm.envAddress("L1_BASE_SAFE");
+        address initiator = vm.envAddress("L1_SECURITY_COUNCIL_SAFE");
+        address proxyAdmin = vm.envAddress("L1_PROXY_ADMIN");
+
+        _deployVetoer1of2({opSafe: opSafe, baseSafe: baseSafe, initiator: initiator, proxyAdmin: proxyAdmin});
+    }
+
+    function _deployVetoer1of2(address opSafe, address baseSafe, address initiator, address proxyAdmin) private {
+        vm.startBroadcast();
+
+        Vetoer1of2 vetoer1of2 =
+            new Vetoer1of2({opSigner_: opSafe, otherSigner_: baseSafe, initiator: initiator, target: proxyAdmin});
+
+        vm.stopBroadcast();
+
+        console.log("Vetoer1of2 deployed at", address(vetoer1of2));
+        console.log("DelayedVetoable deployed at", vetoer1of2.delayedVetoable());
+    }
+}