diff --git a/spec/openapi.yaml b/spec/openapi.yaml
index 2d2fee82dc4dcec5d9bfbce3f2678b9e384315ea..118664e0fcdb914ed34bdaf421e4c794b0c1e1ca 100644
--- a/spec/openapi.yaml
+++ b/spec/openapi.yaml
@@ -279,6 +279,11 @@ components:
             website:
                type: string
                description: the URL for the homepage of this working group
+            sustainer_commitment:
+               type: 
+                 - string
+                 - "null"
+               description: the URL for the sustainer commitment for the working group, optional
 
       WorkingGroupParticipationAgreements:
          type: object
diff --git a/src/main/java/org/eclipsefoundation/wg/models/WorkingGroup.java b/src/main/java/org/eclipsefoundation/wg/models/WorkingGroup.java
index 1bc85738f6a1cbf0abea427f2822e4fb9fb45be9..4fc7d971955de5f9af6ec80e0cdd4270b89b94ff 100644
--- a/src/main/java/org/eclipsefoundation/wg/models/WorkingGroup.java
+++ b/src/main/java/org/eclipsefoundation/wg/models/WorkingGroup.java
@@ -18,75 +18,75 @@ import com.fasterxml.jackson.annotation.JsonProperty;
  * Entity representing a working group.
  */
 public record WorkingGroup(String alias, String title, String status, String logo, String description, String parentOrganization,
-        WorkingGroupResources resources, List<WorkingGroupParticipationLevel> levels) {
+    WorkingGroupResources resources, List<WorkingGroupParticipationLevel> levels) {
 
-    public WorkingGroup {
-        Objects.requireNonNull(alias);
-        Objects.requireNonNull(title);
-        Objects.requireNonNull(status);
-        Objects.requireNonNull(logo);
-        Objects.requireNonNull(description);
-        Objects.requireNonNull(parentOrganization);
-        Objects.requireNonNull(resources);
-        Objects.requireNonNull(levels);
-    }
+  public WorkingGroup {
+    Objects.requireNonNull(alias);
+    Objects.requireNonNull(title);
+    Objects.requireNonNull(status);
+    Objects.requireNonNull(logo);
+    Objects.requireNonNull(description);
+    Objects.requireNonNull(parentOrganization);
+    Objects.requireNonNull(resources);
+    Objects.requireNonNull(levels);
+  }
 
-    /**
-     * Entity representing a Working Group committee
-     */
-    public record WorkingGroupCommittee(String groupPrefix, String workingGroup, CommitteeRole appointedPrimary,
-            CommitteeRole appointedAlternate, CommitteeRole electedPrimary, CommitteeRole electedAlternate, CommitteeRole invitedGuest,
-            CommitteeRole committerRepresentative) {
+  /**
+   * Entity representing a Working Group committee
+   */
+  public record WorkingGroupCommittee(String groupPrefix, String workingGroup, CommitteeRole appointedPrimary,
+      CommitteeRole appointedAlternate, CommitteeRole electedPrimary, CommitteeRole electedAlternate, CommitteeRole invitedGuest,
+      CommitteeRole committerRepresentative) {
 
-        public WorkingGroupCommittee {
-            Objects.requireNonNull(groupPrefix);
-            Objects.requireNonNull(workingGroup);
-        }
+    public WorkingGroupCommittee {
+      Objects.requireNonNull(groupPrefix);
+      Objects.requireNonNull(workingGroup);
     }
+  }
 
-    /**
-     * Entity representing a working group participation agreement.
-     */
-    public record WorkingGroupParticipationAgreement(@JsonProperty("document_id") String documentId, String pdf) {
+  /**
+   * Entity representing a working group participation agreement.
+   */
+  public record WorkingGroupParticipationAgreement(@JsonProperty("document_id") String documentId, String pdf) {
 
-        public WorkingGroupParticipationAgreement {
-            Objects.requireNonNull(documentId);
-            Objects.requireNonNull(pdf);
-        }
+    public WorkingGroupParticipationAgreement {
+      Objects.requireNonNull(documentId);
+      Objects.requireNonNull(pdf);
     }
+  }
 
-    /**
-     * Entity representing a working group's participation agreements.
-     */
-    public record WorkingGroupParticipationAgreements(WorkingGroupParticipationAgreement individual,
-            WorkingGroupParticipationAgreement organization) {
+  /**
+   * Entity representing a working group's participation agreements.
+   */
+  public record WorkingGroupParticipationAgreements(WorkingGroupParticipationAgreement individual,
+      WorkingGroupParticipationAgreement organization) {
 
-    }
+  }
 
-    /**
-     * Entity representing a working group's resources.
-     */
-    public record WorkingGroupResources(String charter, String website, String members, String sponsorship, String contactForm,
-            WorkingGroupParticipationAgreements participationAgreements) {
+  /**
+   * Entity representing a working group's resources.
+   */
+  public record WorkingGroupResources(String charter, String website, String members, String sponsorship, String contactForm,
+      String sustainerCommitment, WorkingGroupParticipationAgreements participationAgreements) {
 
-        public WorkingGroupResources {
-            Objects.requireNonNull(charter);
-            Objects.requireNonNull(website);
-            Objects.requireNonNull(members);
-            Objects.requireNonNull(sponsorship);
-            Objects.requireNonNull(contactForm);
-            Objects.requireNonNull(participationAgreements);
-        }
+    public WorkingGroupResources {
+      Objects.requireNonNull(charter);
+      Objects.requireNonNull(website);
+      Objects.requireNonNull(members);
+      Objects.requireNonNull(sponsorship);
+      Objects.requireNonNull(contactForm);
+      Objects.requireNonNull(participationAgreements);
     }
+  }
 
-    /**
-     * Entity representing a working group participation level.
-     */
-    public record WorkingGroupParticipationLevel(String relation, String description) {
+  /**
+   * Entity representing a working group participation level.
+   */
+  public record WorkingGroupParticipationLevel(String relation, String description) {
 
-        public WorkingGroupParticipationLevel {
-            Objects.requireNonNull(relation);
-            Objects.requireNonNull(description);
-        }
+    public WorkingGroupParticipationLevel {
+      Objects.requireNonNull(relation);
+      Objects.requireNonNull(description);
     }
+  }
 }
diff --git a/src/main/resources/working_groups.json b/src/main/resources/working_groups.json
index 9aca08f55083bd3ba723828509124f2243744616..9c049d512c8cc42398f759307959b83f2b7e62e8 100644
--- a/src/main/resources/working_groups.json
+++ b/src/main/resources/working_groups.json
@@ -19,7 +19,8 @@
         "website": "https://adoptium.net",
         "members": "https://adoptium.net/members.html",
         "sponsorship": "https://www.eclipse.org/org/workinggroups/sponsorship/working-group-sponsorship-agreement.pdf",
-        "contact_form": "https://accounts.eclipse.org/contact/membership"
+        "contact_form": "https://accounts.eclipse.org/contact/membership",
+        "sustainer_commitment": "https://www.eclipse.org/org/working-groups/adoptium/eclipse-temurin-sustainer-commitment.pdf"
       },
       "levels": [
         {