diff --git a/Android.bp b/Android.bp
index 7b1077c..78a59d3 100644
--- a/Android.bp
+++ b/Android.bp
@@ -37,6 +37,15 @@
     ],
 }
 
+java_defaults {
+    name: "grpc-java-default-visibility",
+    visibility: [
+        "//external/grpc-grpc-java:__subpackages__",
+        "//external/sdk-platform-java:__subpackages__",
+        "//tools/apksig",
+    ],
+}
+
 java_library_host {
     name: "grpc-java",
     static_libs: [
@@ -51,6 +60,11 @@
         "grpc-java-reflection",
         "grpc-java-stub",
     ],
+    target: {
+        windows: {
+            enabled: true,
+        },
+    },
 }
 
 java_library {
@@ -84,7 +98,7 @@
     apex_available: [
         "com.android.adservices",
         "com.android.devicelock",
-        "com.android.extservices"
+        "com.android.extservices",
     ],
 }
 
diff --git a/alts/Android.bp b/alts/Android.bp
new file mode 100644
index 0000000..afc23bb
--- /dev/null
+++ b/alts/Android.bp
@@ -0,0 +1,40 @@
+java_library_host {
+    name: "grpc-java-alts",
+    defaults: ["grpc-java-default-visibility"],
+    srcs: [
+        "src/generated/main/**/*.java",
+        "src/main/java/**/*.java",
+        "src/main/proto/**/*.proto",
+    ],
+    libs: [
+        "auto_value_annotations",
+        "libprotobuf-java-util-full",
+        "google-auth-library-java-credentials",
+        "google-auth-library-java-oauth2_http",
+        "grpc-java-api",
+        "grpc-java-auth",
+        "grpc-java-context",
+        "grpc-java-core",
+        "grpc-java-core-internal",
+        "grpc-java-core-util",
+        "grpc-java-grpclb",
+        "grpc-java-netty",
+        "grpc-java-protobuf",
+        "grpc-java-protobuf-lite",
+        "grpc-java-stub",
+        "guava",
+        "javax_annotation-api_1.3.2",
+        "netty-unshaded-1.56.0",
+    ],
+    proto: {
+        type: "full",
+        canonical_path_from_root: false,
+        include_dirs: ["external/protobuf/src"],
+        local_include_dirs: ["src/main/proto"],
+    },
+    target: {
+        windows: {
+            enabled: true,
+        },
+    },
+}
diff --git a/core/Android.bp b/core/Android.bp
index 277953f..a20cb51 100644
--- a/core/Android.bp
+++ b/core/Android.bp
@@ -75,6 +75,11 @@
     // b/267831518: Pin tradefed and dependencies to Java 11.
     java_version: "11",
     sdk_version: "current",
+    target: {
+        windows: {
+            enabled: true,
+        },
+    },
 }
 
 java_library {
diff --git a/grpclb/Android.bp b/grpclb/Android.bp
new file mode 100644
index 0000000..4b70164
--- /dev/null
+++ b/grpclb/Android.bp
@@ -0,0 +1,34 @@
+java_library_host {
+    name: "grpc-java-grpclb",
+    defaults: ["grpc-java-default-visibility"],
+    srcs: [
+        "src/generated/main/**/*.java",
+        "src/main/java/**/*.java",
+        "src/main/proto/**/*.proto",
+    ],
+    libs: [
+        "auto_value_annotations",
+        "libprotobuf-java-util-full",
+        "grpc-java-api",
+        "grpc-java-context",
+        "grpc-java-core",
+        "grpc-java-core-internal",
+        "grpc-java-core-util",
+        "grpc-java-protobuf",
+        "grpc-java-protobuf-lite",
+        "grpc-java-stub",
+        "guava",
+        "javax_annotation-api_1.3.2",
+    ],
+    proto: {
+        type: "full",
+        canonical_path_from_root: false,
+        include_dirs: ["external/protobuf/src"],
+        local_include_dirs: ["src/main/proto"],
+    },
+    target: {
+        windows: {
+            enabled: true,
+        },
+    },
+}
diff --git a/netty/Android.bp b/netty/Android.bp
new file mode 100644
index 0000000..a348772
--- /dev/null
+++ b/netty/Android.bp
@@ -0,0 +1,29 @@
+java_library_host {
+    name: "netty-unshaded-1.56.0",
+    defaults: ["grpc-java-default-visibility"],
+    static_libs: ["grpc-netty-shaded-1.56.0-jar"],
+    jarjar_rules: "netty-unshaded.txt",
+    target: {
+        windows: {
+            enabled: true,
+        },
+    },
+}
+
+java_library_host {
+    name: "grpc-java-netty",
+    srcs: ["src/main/java/**/*.java"],
+    libs: [
+        "netty-unshaded-1.56.0",
+        "grpc-java-api",
+        "grpc-java-core",
+        "grpc-java-core-internal",
+        "guava",
+        "perfmark",
+    ],
+    target: {
+        windows: {
+            enabled: true,
+        },
+    },
+}
diff --git a/netty/netty-unshaded.txt b/netty/netty-unshaded.txt
new file mode 100644
index 0000000..88f4171
--- /dev/null
+++ b/netty/netty-unshaded.txt
@@ -0,0 +1,3 @@
+rule io.grpc.netty.shaded.io.netty.** io.netty.@1
+zap io.grpc.netty.shaded.io.grpc.**
+
diff --git a/services/Android.bp b/services/Android.bp
index f599aeb..023d44c 100644
--- a/services/Android.bp
+++ b/services/Android.bp
@@ -30,6 +30,11 @@
     visibility: ["//visibility:private"],
     // b/267831518: Pin tradefed and dependencies to Java 11.
     java_version: "11",
+    target: {
+        windows: {
+            enabled: true,
+        },
+    },
 }
 
 java_library_host {
@@ -60,4 +65,9 @@
     ],
     // b/267831518: Pin tradefed and dependencies to Java 11.
     java_version: "11",
+    target: {
+        windows: {
+            enabled: true,
+        },
+    },
 }