diff --git a/main/src/main/java/org/mobilitydata/gtfsvalidator/report/JsonReportSummary.java b/main/src/main/java/org/mobilitydata/gtfsvalidator/report/JsonReportSummary.java
index 1f75f1d57b..51ba19c605 100644
--- a/main/src/main/java/org/mobilitydata/gtfsvalidator/report/JsonReportSummary.java
+++ b/main/src/main/java/org/mobilitydata/gtfsvalidator/report/JsonReportSummary.java
@@ -142,12 +142,14 @@ private static class JsonReportAgencyMetadata {
     private final String url;
     private final String phone;
     private final String email;
+    private final String timezone;
 
     public JsonReportAgencyMetadata(AgencyMetadata agencyMetadata) {
       name = agencyMetadata.name;
       url = agencyMetadata.url;
       phone = agencyMetadata.phone;
       email = agencyMetadata.email;
+      timezone = agencyMetadata.timezone;
     }
   }
 
diff --git a/main/src/main/java/org/mobilitydata/gtfsvalidator/report/model/AgencyMetadata.java b/main/src/main/java/org/mobilitydata/gtfsvalidator/report/model/AgencyMetadata.java
index 19bf1ad57b..2b0fdaf09c 100644
--- a/main/src/main/java/org/mobilitydata/gtfsvalidator/report/model/AgencyMetadata.java
+++ b/main/src/main/java/org/mobilitydata/gtfsvalidator/report/model/AgencyMetadata.java
@@ -7,17 +7,22 @@ public class AgencyMetadata {
   public final String url;
   public final String phone;
   public final String email;
+  public final String timezone;
 
-  public AgencyMetadata(String name, String url, String phone, String email) {
-
+  public AgencyMetadata(String name, String url, String phone, String email, String timezone) {
     this.name = name;
     this.url = url;
     this.phone = phone.isEmpty() ? "N/A" : phone;
     this.email = email.isEmpty() ? "N/A" : email;
+    this.timezone = timezone.isEmpty() ? "N/A" : timezone;
   }
 
   public static AgencyMetadata from(GtfsAgency agency) {
     return new AgencyMetadata(
-        agency.agencyName(), agency.agencyUrl(), agency.agencyPhone(), agency.agencyEmail());
+        agency.agencyName(),
+        agency.agencyUrl(),
+        agency.agencyPhone(),
+        agency.agencyEmail(),
+        agency.agencyTimezone().getId());
   }
 }
diff --git a/main/src/main/java/org/mobilitydata/gtfsvalidator/report/model/FeedMetadata.java b/main/src/main/java/org/mobilitydata/gtfsvalidator/report/model/FeedMetadata.java
index 4b04270743..60411d7d37 100644
--- a/main/src/main/java/org/mobilitydata/gtfsvalidator/report/model/FeedMetadata.java
+++ b/main/src/main/java/org/mobilitydata/gtfsvalidator/report/model/FeedMetadata.java
@@ -57,6 +57,7 @@ public class FeedMetadata {
   public double validationTimeSeconds;
 
   public List<MemoryUsage> memoryUsageRecords;
+
   // List of features that only require checking the presence of one record in the file.
   private final List<Pair<FeatureMetadata, String>> FILE_BASED_FEATURES =
       List.of(
diff --git a/main/src/test/java/org/mobilitydata/gtfsvalidator/report/model/JsonReportSummaryTest.java b/main/src/test/java/org/mobilitydata/gtfsvalidator/report/model/JsonReportSummaryTest.java
index 70ee5e5293..43c5aa863e 100644
--- a/main/src/test/java/org/mobilitydata/gtfsvalidator/report/model/JsonReportSummaryTest.java
+++ b/main/src/test/java/org/mobilitydata/gtfsvalidator/report/model/JsonReportSummaryTest.java
@@ -50,12 +50,14 @@ private static ValidationRunnerConfig generateValidationRunnerConfig() throws Ex
   private static FeedMetadata generateFeedMetaData() {
     FeedMetadata feedMetadata = mock(FeedMetadata.class);
     when(feedMetadata.getFilenames()).thenReturn(ImmutableSortedSet.of("file1", "file2"));
-    new AgencyMetadata("agency1", "some URL 1", "phone1", "email1");
+    new AgencyMetadata("agency1", "some URL 1", "phone1", "email1", "America/Los_Angeles");
     feedMetadata.agencies =
         new ArrayList<>(
             Arrays.asList(
-                new AgencyMetadata("agency1", "some URL 1", "phone1", "email1"),
-                new AgencyMetadata("agency1", "some URL 1", "phone1", "email1")));
+                new AgencyMetadata(
+                    "agency1", "some URL 1", "phone1", "email1", "America/Los_Angeles"),
+                new AgencyMetadata(
+                    "agency1", "some URL 1", "phone1", "email1", "America/Los_Angeles")));
     feedMetadata.feedInfo =
         Map.of(
             FeedMetadata.FEED_INFO_PUBLISHER_NAME,
@@ -132,8 +134,8 @@ public void withFeedMetadataWithConfigTest() throws Exception {
             + "\"feedInfo\":{\"publisherName\":\"value1\",\"publisherUrl\":\"value2\",\"feedEmail\":\"me@foo.com\",\"feedServiceWindowStart\":\"2024-01-02\", \"feedServiceWindowEnd\":\"2024-11-06\"},"
             + "\"validationTimeSeconds\":100.0,"
             + "\"agencies\":["
-            + "{\"name\":\"agency1\",\"url\":\"some URL 1\",\"phone\":\"phone1\",\"email\":\"email1\"},"
-            + "{\"name\":\"agency1\",\"url\":\"some URL 1\",\"phone\":\"phone1\",\"email\":\"email1\"}],"
+            + "{\"name\":\"agency1\",\"url\":\"some URL 1\",\"phone\":\"phone1\",\"email\":\"email1\", \"timezone\":\"America/Los_Angeles\"},"
+            + "{\"name\":\"agency1\",\"url\":\"some URL 1\",\"phone\":\"phone1\",\"email\":\"email1\", \"timezone\":\"America/Los_Angeles\"}],"
             + "\"files\":[\"file1\",\"file2\"],"
             + "\"counts\":{\"Shapes\":1,\"Trips\":2},"
             + "\"gtfsFeatures\":[\"Feature2\"]}";
@@ -154,8 +156,8 @@ public void withFeedMetadataNoConfigTest() throws Exception {
             + "\"feedInfo\":{\"publisherName\":\"value1\",\"publisherUrl\":\"value2\",\"feedEmail\":\"me@foo.com\",\"feedServiceWindowStart\":\"2024-01-02\", \"feedServiceWindowEnd\":\"2024-11-06\"},"
             + "\"validationTimeSeconds\":100.0,"
             + "\"agencies\":["
-            + "{\"name\":\"agency1\",\"url\":\"some URL 1\",\"phone\":\"phone1\",\"email\":\"email1\"},"
-            + "{\"name\":\"agency1\",\"url\":\"some URL 1\",\"phone\":\"phone1\",\"email\":\"email1\"}],"
+            + "{\"name\":\"agency1\",\"url\":\"some URL 1\",\"phone\":\"phone1\",\"email\":\"email1\",\"timezone\":\"America/Los_Angeles\"},"
+            + "{\"name\":\"agency1\",\"url\":\"some URL 1\",\"phone\":\"phone1\",\"email\":\"email1\",\"timezone\":\"America/Los_Angeles\"}],"
             + "\"files\":[\"file1\",\"file2\"],"
             + "\"counts\":{\"Shapes\":1,\"Trips\":2},"
             + "\"gtfsFeatures\":[\"Feature2\"]}";