diff --git a/packages/caliper-application/benchmark/simple/open.js b/packages/caliper-application/benchmark/simple/open.js
index b296c7a73..9bbda5c7f 100644
--- a/packages/caliper-application/benchmark/simple/open.js
+++ b/packages/caliper-application/benchmark/simple/open.js
@@ -72,6 +72,11 @@ function generateWorkload() {
                 chaincodeFunction: 'open',
                 chaincodeArguments: [acc_id, initMoney.toString()],
             });
+        } else if (bc.bcType === 'ethereum') {
+            workload.push({
+                verb: 'open',
+                args: [acc_id, initMoney]
+            });
         } else {
             workload.push({
                 'verb': 'open',
diff --git a/packages/caliper-ethereum/lib/ethereum.js b/packages/caliper-ethereum/lib/ethereum.js
index 9bd3b2f8c..163c48e30 100644
--- a/packages/caliper-ethereum/lib/ethereum.js
+++ b/packages/caliper-ethereum/lib/ethereum.js
@@ -1,9 +1,17 @@
 /**
- * Copyright 2017 HUAWEI. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
  *
- * SPDX-License-Identifier: Apache-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
  *
- * @file, definition of the Burrow class, which implements the Caliper's NBI for Hyperledger Burrow.
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ * @file, definition of the Ethereum class, which implements the Caliper's NBI for Ethereum Web3 interface.
  */
 
 'use strict';
@@ -14,13 +22,13 @@ const {BlockchainInterface, CaliperUtils, TxStatus} = require('caliper-core');
 const logger = CaliperUtils.getLogger('ethereum.js');
 
 /**
- * Implements {BlockchainInterface} for a Geth backend.
+ * Implements {BlockchainInterface} for a web3 Ethereum backend.
  */
 class Ethereum extends BlockchainInterface {
 
     /**
-     * Create a new instance of the {Burrow} class.
-     * @param {string} config_path The path of the Burrow network configuration file.
+     * Create a new instance of the {Ethereum} class.
+     * @param {string} config_path The path of the network configuration file.
      * @param {string} workspace_root The absolute path to the root location for the application configuration files.
      */
     constructor(config_path, workspace_root) {
@@ -43,17 +51,20 @@ class Ethereum extends BlockchainInterface {
     }
 
     /**
-     * Deploy the smart contracts specified in the network configuration file.
+     * Deploy smart contracts specified in the network configuration file.
      * @return {object} Promise execution for all the contract creations.
      */
     async installSmartContract() {
         let promises = [];
         let self = this;
+        logger.info("Creating contracts...")
         for (const key of Object.keys(this.ethereumConfig.contracts)) {
             let contractData = require(CaliperUtils.resolvePath(this.ethereumConfig.contracts[key].path, this.workspaceRoot)); // TODO remove path property
             promises.push(new Promise(function(resolve, reject) {
                 self.deployContract(contractData).then((contractInstance) => {
+                    logger.info("Deployed contract " + contractData.name + " at " + contractInstance.options.address);
                     self.bindContract(key, contractInstance.address).then((receipt) => {
+                        logger.info("Registered contract " + contractData.name);
                         resolve()
                     })
                 })
@@ -84,8 +95,8 @@ class Ethereum extends BlockchainInterface {
     }
 
     /**
-     * Release the given Burrow context.
-     * @param {object} context The Burrow context to release.
+     * Release the given Ethereum context.
+     * @param {object} context The Ethereum context to release.
      * @async
      */
     async releaseContext(context) {
@@ -97,14 +108,14 @@ class Ethereum extends BlockchainInterface {
      * @param {Object} context Context object.
      * @param {String} contractID Identity of the contract.
      * @param {String} contractVer Version of the contract.
-     * @param {Array} args Array of JSON formatted arguments for multiple transactions.
+     * @param {Array} invokeData Array of methods calls.
      * @param {Number} timeout Request timeout, in seconds.
      * @return {Promise<object>} The promise for the result of the execution.
      */
-    async invokeSmartContract(context, contractID, contractVer, args, timeout) {
+    async invokeSmartContract(context, contractID, contractVer, invokeData, timeout) {
         let promises = [];
-        args.forEach((item, index) => {
-            promises.push(this.sendTransaction(context, contractID, contractVer, item, 100));
+        invokeData.forEach((item, index) => {
+            promises.push(this.sendTransaction(context, contractID, contractVer, item, timeout));
         });
         return Promise.all(promises);
     }
@@ -114,17 +125,15 @@ class Ethereum extends BlockchainInterface {
      * @param {Object} context Context object.
      * @param {String} contractID Identity of the contract.
      * @param {String} contractVer Version of the contract.
-     * @param {Array} args Array of JSON formatted arguments for multiple transactions.
+     * @param {Object} methodCall Array of JSON containing methods data.
      * @param {Number} timeout Request timeout, in seconds.
      * @return {Promise<TxStatus>} Result and stats of the transaction invocation.
      */
-    async sendTransaction(context, contractID, contractVer, args, timeout) {
-        let verb = args.verb;
-        delete args.verb
+    async sendTransaction(context, contractID, contractVer, methodCall, timeout) {
         let status = new TxStatus();
         try {
             context.engine.submitCallback(1);
-            let receipt = await context.contracts[contractID].methods[verb](...Object.values(args)).send({from: context.fromAddress});
+            let receipt = await context.contracts[contractID].methods[methodCall.verb](...methodCall.args).send({from: context.fromAddress});
             status.SetID(receipt.transactionHash);
             status.SetResult(receipt);
             status.SetVerification(true);
@@ -155,7 +164,7 @@ class Ethereum extends BlockchainInterface {
 
         try {
             let receipt = await context.contracts[contractID].methods[fcn](key).call();
-            status.SetID(receipt.transactionHash);
+            status.SetID(null);
             status.SetResult(receipt);
             status.SetVerification(true);
             status.SetStatusSuccess();
@@ -166,15 +175,6 @@ class Ethereum extends BlockchainInterface {
         return Promise.resolve(status);
     }
 
-    /**
-     * Get adapter specific transaction statistics.
-     * @param {JSON} stats txStatistics object
-     * @param {Array} results array of txStatus objects.
-     */
-    getDefaultTxStats(stats, results) {
-        // empty
-    }
-
     /**
      * Fetch the address for the contract with the given label from the registry
      * @param {string} contract_id
@@ -195,7 +195,7 @@ class Ethereum extends BlockchainInterface {
 
     /**
      * Deploys a new contract using the given web3 instance
-     * @param {JSON} contractData Contract data with abi and bytecode properties
+     * @param {JSON} contractData Contract data with abi, bytecode and gas properties
      * @returns {Promise<web3.eth.Contract>} The deployed contract instance
      */
     deployContract(contractData) {
@@ -212,7 +212,6 @@ class Ethereum extends BlockchainInterface {
             }).on('error', (error) => {
                 reject(error)
             }).then((newContractInstance) => {
-                logger.info("Deployed contract " + contractData.name + " at " + newContractInstance.options.address);
                 resolve(newContractInstance)
             });
         });
diff --git a/packages/caliper-ethereum/lib/ethereumClientFactory.js b/packages/caliper-ethereum/lib/ethereumClientFactory.js
index 30329f59a..7f5197b1d 100644
--- a/packages/caliper-ethereum/lib/ethereumClientFactory.js
+++ b/packages/caliper-ethereum/lib/ethereumClientFactory.js
@@ -1,6 +1,15 @@
 /**
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
  *
- * SPDX-License-Identifier: Apache-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
  *
  * @file, definition of the Ethereum client factory
  */
diff --git a/packages/caliper-ethereum/lib/ethereumClientWorker.js b/packages/caliper-ethereum/lib/ethereumClientWorker.js
index f1a49412f..4e50d2188 100644
--- a/packages/caliper-ethereum/lib/ethereumClientWorker.js
+++ b/packages/caliper-ethereum/lib/ethereumClientWorker.js
@@ -1,6 +1,15 @@
 /**
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
  *
- * SPDX-License-Identifier: Apache-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
  *
  * @file, definition of the Ethereum client worker
  */