diff --git a/server/src/main/java/com/octopus/teamcity/opentelemetry/server/endpoints/IOTELEndpointHandler.java b/server/src/main/java/com/octopus/teamcity/opentelemetry/server/endpoints/IOTELEndpointHandler.java
index ef9893b..823ee76 100644
--- a/server/src/main/java/com/octopus/teamcity/opentelemetry/server/endpoints/IOTELEndpointHandler.java
+++ b/server/src/main/java/com/octopus/teamcity/opentelemetry/server/endpoints/IOTELEndpointHandler.java
@@ -2,6 +2,7 @@
 
 import com.octopus.teamcity.opentelemetry.server.SetProjectConfigurationSettingsRequest;
 import io.opentelemetry.sdk.trace.SpanProcessor;
+import jetbrains.buildServer.serverSide.BuildPromotion;
 import jetbrains.buildServer.serverSide.SBuild;
 import org.springframework.web.servlet.ModelAndView;
 
@@ -11,7 +12,7 @@
 public interface IOTELEndpointHandler {
     ModelAndView getBuildOverviewModelAndView(SBuild build, Map<String, String> params, String traceId);
 
-    SpanProcessor buildSpanProcessor(String endpoint, Map<String, String> params);
+    SpanProcessor buildSpanProcessor(BuildPromotion buildPromotion, String endpoint, Map<String, String> params);
 
     SetProjectConfigurationSettingsRequest getSetProjectConfigurationSettingsRequest(HttpServletRequest request);
 
diff --git a/server/src/main/java/com/octopus/teamcity/opentelemetry/server/endpoints/custom/CustomOTELEndpointHandler.java b/server/src/main/java/com/octopus/teamcity/opentelemetry/server/endpoints/custom/CustomOTELEndpointHandler.java
index f56ccd5..88e6f3c 100644
--- a/server/src/main/java/com/octopus/teamcity/opentelemetry/server/endpoints/custom/CustomOTELEndpointHandler.java
+++ b/server/src/main/java/com/octopus/teamcity/opentelemetry/server/endpoints/custom/CustomOTELEndpointHandler.java
@@ -7,6 +7,7 @@
 import io.opentelemetry.sdk.trace.SpanProcessor;
 import io.opentelemetry.sdk.trace.export.BatchSpanProcessor;
 import io.opentelemetry.sdk.trace.export.SpanExporter;
+import jetbrains.buildServer.serverSide.BuildPromotion;
 import jetbrains.buildServer.serverSide.SBuild;
 import jetbrains.buildServer.serverSide.crypt.EncryptUtil;
 import jetbrains.buildServer.web.openapi.PluginDescriptor;
@@ -34,7 +35,7 @@ public ModelAndView getBuildOverviewModelAndView(SBuild build, Map<String, Strin
     }
 
     @Override
-    public SpanProcessor buildSpanProcessor(String endpoint, Map<String, String> params) {
+    public SpanProcessor buildSpanProcessor(BuildPromotion buildPromotion, String endpoint, Map<String, String> params) {
         Map<String, String> headers = new HashMap<>();
         params.forEach((k, v) -> {
             if (k.startsWith(PROPERTY_KEY_HEADERS)) {
diff --git a/server/src/main/java/com/octopus/teamcity/opentelemetry/server/endpoints/honeycomb/HoneycombOTELEndpointHandler.java b/server/src/main/java/com/octopus/teamcity/opentelemetry/server/endpoints/honeycomb/HoneycombOTELEndpointHandler.java
index 7402cd4..214c454 100644
--- a/server/src/main/java/com/octopus/teamcity/opentelemetry/server/endpoints/honeycomb/HoneycombOTELEndpointHandler.java
+++ b/server/src/main/java/com/octopus/teamcity/opentelemetry/server/endpoints/honeycomb/HoneycombOTELEndpointHandler.java
@@ -13,6 +13,7 @@
 import io.opentelemetry.sdk.trace.SpanProcessor;
 import io.opentelemetry.sdk.trace.export.BatchSpanProcessor;
 import io.opentelemetry.semconv.ServiceAttributes;
+import jetbrains.buildServer.serverSide.BuildPromotion;
 import jetbrains.buildServer.serverSide.SBuild;
 import jetbrains.buildServer.serverSide.TeamCityNodes;
 import jetbrains.buildServer.serverSide.crypt.EncryptUtil;
@@ -24,7 +25,6 @@
 
 import javax.annotation.Nullable;
 import javax.servlet.http.HttpServletRequest;
-import java.time.Duration;
 import java.util.Date;
 import java.util.HashMap;
 import java.util.Map;
@@ -63,7 +63,7 @@ public ModelAndView getBuildOverviewModelAndView(SBuild build, Map<String, Strin
     }
 
     @Override
-    public SpanProcessor buildSpanProcessor(String endpoint, Map<String, String> params) {
+    public SpanProcessor buildSpanProcessor(BuildPromotion buildPromotion, String endpoint, Map<String, String> params) {
         Map<String, String> headers = new HashMap<>();
         //todo: add a setting to say "use classic" or "use environments"
         headers.put("x-honeycomb-dataset", params.get(PROPERTY_KEY_HONEYCOMB_DATASET));
@@ -71,7 +71,7 @@ public SpanProcessor buildSpanProcessor(String endpoint, Map<String, String> par
 
         var metricsExporter = buildMetricsExporter(endpoint, params);
 
-        return buildGrpcSpanProcessor(headers, endpoint, metricsExporter);
+        return buildGrpcSpanProcessor(buildPromotion, headers, endpoint, metricsExporter);
     }
 
     @Nullable
@@ -86,12 +86,17 @@ private MetricExporter buildMetricsExporter(String endpoint, Map<String, String>
         return null;
     }
 
-    private SpanProcessor buildGrpcSpanProcessor(Map<String, String> headers, String exporterEndpoint, @Nullable MetricExporter metricsExporter) {
+    private SpanProcessor buildGrpcSpanProcessor(
+            BuildPromotion buildPromotion,
+            Map<String, String> headers,
+            String exporterEndpoint,
+            @Nullable MetricExporter metricsExporter) {
 
         //todo: centralise the definition of this
         var serviceNameResource = Resource
                 .create(Attributes.of(
                         ServiceAttributes.SERVICE_NAME, PluginConstants.SERVICE_NAME,
+                        AttributeKey.stringKey("teamcity.build_promotion.id"), Long.toString(buildPromotion.getId()),
                         AttributeKey.stringKey("teamcity.node.id"), nodesService.getCurrentNode().getId()
                 ));
 
diff --git a/server/src/main/java/com/octopus/teamcity/opentelemetry/server/endpoints/zipkin/ZipKinOTELEndpointHandler.java b/server/src/main/java/com/octopus/teamcity/opentelemetry/server/endpoints/zipkin/ZipKinOTELEndpointHandler.java
index f9702bf..e9a558a 100644
--- a/server/src/main/java/com/octopus/teamcity/opentelemetry/server/endpoints/zipkin/ZipKinOTELEndpointHandler.java
+++ b/server/src/main/java/com/octopus/teamcity/opentelemetry/server/endpoints/zipkin/ZipKinOTELEndpointHandler.java
@@ -5,6 +5,7 @@
 import io.opentelemetry.exporter.zipkin.ZipkinSpanExporter;
 import io.opentelemetry.sdk.trace.SpanProcessor;
 import io.opentelemetry.sdk.trace.export.BatchSpanProcessor;
+import jetbrains.buildServer.serverSide.BuildPromotion;
 import jetbrains.buildServer.serverSide.SBuild;
 import jetbrains.buildServer.web.openapi.PluginDescriptor;
 import org.jetbrains.annotations.NotNull;
@@ -34,7 +35,7 @@ public ModelAndView getBuildOverviewModelAndView(SBuild build, Map<String, Strin
     }
 
     @Override
-    public SpanProcessor buildSpanProcessor(String endpoint, Map<String, String> params) {
+    public SpanProcessor buildSpanProcessor(BuildPromotion buildPromotion, String endpoint, Map<String, String> params) {
         return buildZipkinSpanProcessor(endpoint);
     }
 
diff --git a/server/src/main/java/com/octopus/teamcity/opentelemetry/server/helpers/HelperPerBuildOTELHelperFactory.java b/server/src/main/java/com/octopus/teamcity/opentelemetry/server/helpers/HelperPerBuildOTELHelperFactory.java
index 02c53ee..f733af0 100644
--- a/server/src/main/java/com/octopus/teamcity/opentelemetry/server/helpers/HelperPerBuildOTELHelperFactory.java
+++ b/server/src/main/java/com/octopus/teamcity/opentelemetry/server/helpers/HelperPerBuildOTELHelperFactory.java
@@ -29,12 +29,12 @@ public HelperPerBuildOTELHelperFactory(
         this.otelHelpers = new ConcurrentHashMap<>();
     }
 
-    public OTELHelper getOTELHelper(BuildPromotion build) {
-        var buildId = build.getId();
+    public OTELHelper getOTELHelper(BuildPromotion buildPromotion) {
+        var buildId = buildPromotion.getId();
 
         return otelHelpers.computeIfAbsent(buildId, key -> {
             LOG.debug(String.format("Creating OTELHelper for build %d.", buildId));
-            var projectId = build.getProjectExternalId();
+            var projectId = buildPromotion.getProjectExternalId();
             var project = projectManager.findProjectByExternalId(projectId);
 
             var features = project.getAvailableFeaturesOfType(PLUGIN_NAME);
@@ -46,7 +46,7 @@ public OTELHelper getOTELHelper(BuildPromotion build) {
                     SpanProcessor spanProcessor;
 
                     var otelHandler = otelEndpointFactory.getOTELEndpointHandler(params.get(PROPERTY_KEY_SERVICE));
-                    spanProcessor = otelHandler.buildSpanProcessor(endpoint, params);
+                    spanProcessor = otelHandler.buildSpanProcessor(buildPromotion, endpoint, params);
 
                     long startTime = System.nanoTime();
                     var otelHelper = new OTELHelperImpl(spanProcessor, String.valueOf(buildId));