diff --git a/lesson_09/types/types_app/src/main/java/com/codedifferently/lesson9/dataprovider/LjMcwilliamsProvider.java b/lesson_09/types/types_app/src/main/java/com/codedifferently/lesson9/dataprovider/LjMcwilliamsProvider.java
new file mode 100644
index 000000000..9d074de1d
--- /dev/null
+++ b/lesson_09/types/types_app/src/main/java/com/codedifferently/lesson9/dataprovider/LjMcwilliamsProvider.java
@@ -0,0 +1,22 @@
+package com.codedifferently.lesson9.dataprovider;
+
+import java.util.Map;
+import org.springframework.stereotype.Service;
+
+@Service
+public class LjMcwilliamsProvider extends DataProvider {
+  public String getProviderName() {
+    return "ljmcwilliams";
+  }
+
+  public Map<String, Class> getColumnTypeByName() {
+    return Map.of(
+        "column1", Float.class,
+        "column2", Short.class,
+        "column3", Integer.class,
+        "column4", Boolean.class,
+        "column5", Long.class,
+        "column6", String.class,
+        "column7", Double.class);
+  }
+}
diff --git a/lesson_09/types/types_app/src/main/resources/data/ljmcwilliams.json b/lesson_09/types/types_app/src/main/resources/data/ljmcwilliams.json
new file mode 100644
index 000000000..fb0062ed3
--- /dev/null
+++ b/lesson_09/types/types_app/src/main/resources/data/ljmcwilliams.json
@@ -0,0 +1,92 @@
+[
+  {
+    "column1": "2.7383206E38",
+    "column2": "21361",
+    "column3": "6395109",
+    "column4": "false",
+    "column5": "2028582848528591616",
+    "column6": "xu96q",
+    "column7": "1.5779766745671893E308"
+  },
+  {
+    "column1": "8.424808E36",
+    "column2": "10210",
+    "column3": "420672285",
+    "column4": "true",
+    "column5": "8690084368740329472",
+    "column6": "9lhp4r0z73",
+    "column7": "3.738830323924367E307"
+  },
+  {
+    "column1": "3.0775167E38",
+    "column2": "7660",
+    "column3": "1461908258",
+    "column4": "true",
+    "column5": "4038994331120636928",
+    "column6": "nyqlrpa5uj2",
+    "column7": "2.1568271858931286E307"
+  },
+  {
+    "column1": "2.4074328E38",
+    "column2": "13357",
+    "column3": "356920500",
+    "column4": "true",
+    "column5": "9192219806857964544",
+    "column6": "j4ympf",
+    "column7": "1.2823513529224607E308"
+  },
+  {
+    "column1": "3.1164202E38",
+    "column2": "32188",
+    "column3": "285973102",
+    "column4": "true",
+    "column5": "1368766498383974912",
+    "column6": "cndjs61q",
+    "column7": "1.2958272373703036E308"
+  },
+  {
+    "column1": "1.6356165E38",
+    "column2": "31715",
+    "column3": "1786782710",
+    "column4": "false",
+    "column5": "1069295012413070848",
+    "column6": "pzqy8fbrme7",
+    "column7": "9.804780067886518E307"
+  },
+  {
+    "column1": "1.9755018E38",
+    "column2": "14827",
+    "column3": "1587497360",
+    "column4": "false",
+    "column5": "3416370421372586496",
+    "column6": "4hdlrspv5z0",
+    "column7": "1.6375391816636554E307"
+  },
+  {
+    "column1": "1.802447E38",
+    "column2": "3984",
+    "column3": "1975433254",
+    "column4": "false",
+    "column5": "6494345252707020800",
+    "column6": "uh9s2gz8fem",
+    "column7": "5.463013479984186E307"
+  },
+  {
+    "column1": "1.9370494E38",
+    "column2": "14379",
+    "column3": "604332673",
+    "column4": "true",
+    "column5": "87237795744293296",
+    "column6": "g5j3y47qx",
+    "column7": "9.618464940442325E307"
+  },
+  {
+    "column1": "1.7620863E38",
+    "column2": "15053",
+    "column3": "1885818156",
+    "column4": "true",
+    "column5": "7710531620790876160",
+    "column6": "84gzuwi",
+    "column7": "6.159593571451631E307"
+  }
+]
\ No newline at end of file