diff --git a/bazel/experiments.bzl b/bazel/experiments.bzl
index abd1166647f..096b07c8828 100644
--- a/bazel/experiments.bzl
+++ b/bazel/experiments.bzl
@@ -60,16 +60,12 @@ EXPERIMENTS = {
         },
         "off": {
             "core_end2end_test": [
-                "event_engine_client",
                 "promise_based_server_call",
             ],
             "endpoint_test": [
                 "tcp_frame_size_tuning",
                 "tcp_rcv_lowat",
             ],
-            "event_engine_client_test": [
-                "event_engine_client",
-            ],
             "flow_control_test": [
                 "multiping",
                 "peer_state_based_framing",
@@ -87,11 +83,15 @@ EXPERIMENTS = {
         },
         "on": {
             "core_end2end_test": [
+                "event_engine_client",
                 "event_engine_listener",
             ],
             "cpp_lb_end2end_test": [
                 "pick_first_new",
             ],
+            "event_engine_client_test": [
+                "event_engine_client",
+            ],
             "event_engine_listener_test": [
                 "event_engine_listener",
             ],
diff --git a/src/core/lib/experiments/experiments.cc b/src/core/lib/experiments/experiments.cc
index 3f9e6a840ca..c5e2d3fb3b9 100644
--- a/src/core/lib/experiments/experiments.cc
+++ b/src/core/lib/experiments/experiments.cc
@@ -358,7 +358,7 @@ const ExperimentMetadata g_experiment_metadata[] = {
     {"client_privacy", description_client_privacy,
      additional_constraints_client_privacy, nullptr, 0, false, false},
     {"event_engine_client", description_event_engine_client,
-     additional_constraints_event_engine_client, nullptr, 0, false, true},
+     additional_constraints_event_engine_client, nullptr, 0, true, true},
     {"event_engine_dns", description_event_engine_dns,
      additional_constraints_event_engine_dns, nullptr, 0, false, false},
     {"event_engine_listener", description_event_engine_listener,
diff --git a/src/core/lib/experiments/experiments.h b/src/core/lib/experiments/experiments.h
index faf13fca4cf..65fb7ebfa80 100644
--- a/src/core/lib/experiments/experiments.h
+++ b/src/core/lib/experiments/experiments.h
@@ -100,7 +100,8 @@ inline bool IsCallStatusOverrideOnCancellationEnabled() { return true; }
 inline bool IsCallV3Enabled() { return false; }
 inline bool IsCanaryClientPrivacyEnabled() { return false; }
 inline bool IsClientPrivacyEnabled() { return false; }
-inline bool IsEventEngineClientEnabled() { return false; }
+#define GRPC_EXPERIMENT_IS_INCLUDED_EVENT_ENGINE_CLIENT
+inline bool IsEventEngineClientEnabled() { return true; }
 inline bool IsEventEngineDnsEnabled() { return false; }
 #define GRPC_EXPERIMENT_IS_INCLUDED_EVENT_ENGINE_LISTENER
 inline bool IsEventEngineListenerEnabled() { return true; }
diff --git a/src/core/lib/experiments/rollouts.yaml b/src/core/lib/experiments/rollouts.yaml
index 6f4e84827f0..f9d968d62a2 100644
--- a/src/core/lib/experiments/rollouts.yaml
+++ b/src/core/lib/experiments/rollouts.yaml
@@ -58,9 +58,7 @@
     # not tested on iOS at all
     ios: broken
     posix: false
-    # TODO(hork): resolve when the client end2end test flake rate reduces to
-    # a tolerable amount.
-    windows: false
+    windows: true
 - name: event_engine_dns
   default:
     # not tested on iOS at all