diff --git a/spring-ejb/pom.xml b/spring-ejb/pom.xml
index 0b2a8445c5..6d88099bc5 100755
--- a/spring-ejb/pom.xml
+++ b/spring-ejb/pom.xml
@@ -73,5 +73,6 @@
     <modules>
         <module>ejb-remote-for-spring</module>
         <module>spring-ejb-client</module>
+        <module>singleton-ejb-bean</module>
     </modules>
 </project>
diff --git a/spring-ejb/singleton-ejb-bean/pom.xml b/spring-ejb/singleton-ejb-bean/pom.xml
new file mode 100644
index 0000000000..3f0a8ff9cd
--- /dev/null
+++ b/spring-ejb/singleton-ejb-bean/pom.xml
@@ -0,0 +1,40 @@
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+    xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+    <modelVersion>4.0.0</modelVersion>
+    <groupId>com.baeldung.singletonsession</groupId>
+    <artifactId>singleton-ejb-bean</artifactId>
+    <version>1.0.0-SNAPSHOT</version>
+    <name>EJB Singleton Session Bean</name>
+
+    <properties>
+        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+    </properties>
+
+    <dependencies>
+
+        <!-- https://mvnrepository.com/artifact/javax/javaee-api -->
+        <dependency>
+            <groupId>javax</groupId>
+            <artifactId>javaee-api</artifactId>
+            <version>8.0</version>
+	    <scope>provided</scope>
+        </dependency>
+
+        <!-- https://mvnrepository.com/artifact/org.apache.openejb/tomee-embedded -->
+        <dependency>
+            <groupId>org.apache.openejb</groupId>
+            <artifactId>tomee-embedded</artifactId>
+            <version>1.7.5</version>
+        </dependency>
+
+        <!-- https://mvnrepository.com/artifact/junit/junit -->
+        <dependency>
+            <groupId>junit</groupId>
+            <artifactId>junit</artifactId>
+            <version>4.12</version>
+            <scope>test</scope>
+        </dependency>
+
+    </dependencies>
+
+</project>
diff --git a/spring-ejb/singleton-ejb-bean/src/main/java/com/baeldung/singletonbean/CountryState.java b/spring-ejb/singleton-ejb-bean/src/main/java/com/baeldung/singletonbean/CountryState.java
new file mode 100644
index 0000000000..a9a426ae32
--- /dev/null
+++ b/spring-ejb/singleton-ejb-bean/src/main/java/com/baeldung/singletonbean/CountryState.java
@@ -0,0 +1,12 @@
+package com.baeldung.singletonbean;
+
+import java.util.List;
+
+import javax.ejb.Local;
+
+@Local
+public interface CountryState {
+
+    public List<String> getStates(String country);
+
+}
diff --git a/spring-ejb/singleton-ejb-bean/src/main/java/com/baeldung/singletonbean/CountryStateCacheBean.java b/spring-ejb/singleton-ejb-bean/src/main/java/com/baeldung/singletonbean/CountryStateCacheBean.java
new file mode 100644
index 0000000000..3b4d80c88c
--- /dev/null
+++ b/spring-ejb/singleton-ejb-bean/src/main/java/com/baeldung/singletonbean/CountryStateCacheBean.java
@@ -0,0 +1,41 @@
+package com.baeldung.singletonbean;
+
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+
+import javax.annotation.PostConstruct;
+import javax.ejb.ConcurrencyManagement;
+import javax.ejb.ConcurrencyManagementType;
+import javax.ejb.Lock;
+import javax.ejb.LockType;
+import javax.ejb.Singleton;
+import javax.ejb.Startup;
+
+@Singleton
+@Startup
+@ConcurrencyManagement(ConcurrencyManagementType.CONTAINER)
+public class CountryStateCacheBean implements CountryState {
+
+    private Map<String, List<String>> countryStatesMap = new HashMap<String, List<String>>();
+
+    @Lock(LockType.WRITE)
+    @PostConstruct
+    public void initialize() {
+
+        List<String> states = new ArrayList<String>();
+        states.add("Texas");
+        states.add("Alabama");
+        states.add("Alaska");
+        states.add("Arizona");
+        states.add("Arkansas");
+
+        countryStatesMap.put("UnitedStates", states);
+    }
+
+    @Lock(LockType.READ)
+    public List<String> getStates(String country) {
+        return countryStatesMap.get(country);
+    }
+}
diff --git a/spring-ejb/singleton-ejb-bean/src/test/java/com/baeldung/singletonbean/CountryStateCacheBeanTest.java b/spring-ejb/singleton-ejb-bean/src/test/java/com/baeldung/singletonbean/CountryStateCacheBeanTest.java
new file mode 100644
index 0000000000..988a4eeb6d
--- /dev/null
+++ b/spring-ejb/singleton-ejb-bean/src/test/java/com/baeldung/singletonbean/CountryStateCacheBeanTest.java
@@ -0,0 +1,46 @@
+package com.baeldung.singletonbean;
+
+import static org.junit.Assert.assertArrayEquals;
+
+import java.util.List;
+
+import javax.ejb.embeddable.EJBContainer;
+import javax.naming.Context;
+
+import org.junit.After;
+import org.junit.Before;
+import org.junit.Test;
+
+import com.baeldung.singletonbean.CountryState;
+
+public class CountryStateCacheBeanTest {
+
+    private EJBContainer ejbContainer = null;
+
+    private Context context = null;
+
+    @Before
+    public void init() {
+
+        ejbContainer = EJBContainer.createEJBContainer();
+        context = ejbContainer.getContext();
+    }
+
+    @Test
+    public void whenCallGetStates_ReturnsStatesForCountry() throws Exception {
+
+        String[] actualStates = { "Texas", "Alabama", "Alaska", "Arizona", "Arkansas" };
+
+        CountryState countryStateBean = (CountryState) context.lookup("java:global/singleton-ejb-bean/CountryStateCacheBean");
+        List<String> states = countryStateBean.getStates("UnitedStates");
+        if (states != null) {
+            assertArrayEquals(states.toArray(), actualStates);
+        }
+    }
+
+    @After
+    public void close() {
+        if (ejbContainer != null)
+            ejbContainer.close();
+    }
+}