diff --git a/CHANGELOG.md b/CHANGELOG.md
index a0b3cd58f1..349902ec38 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,22 @@
 # Changelog
 
+## [2.43.0](https://github.com/googleapis/java-storage/compare/v2.42.0...v2.43.0) (2024-08-29)
+
+
+### Features
+
+* Allow specifying an expected object size for resumable operations. ([#2661](https://github.com/googleapis/java-storage/issues/2661)) ([3405611](https://github.com/googleapis/java-storage/commit/3405611f20153246691910aa33fed800ab989669)), closes [#2511](https://github.com/googleapis/java-storage/issues/2511)
+
+
+### Bug Fixes
+
+* Make ParallelCompositeUploadBlobWriteSessionConfig.ExecutorSupplier#cachedPool a singleton ([#2691](https://github.com/googleapis/java-storage/issues/2691)) ([1494809](https://github.com/googleapis/java-storage/commit/1494809af5624d7076b70087da8f81f31c6f61e7))
+
+
+### Dependencies
+
+* Update dependency com.google.apis:google-api-services-storage to v1-rev20240819-2.0.0 ([#2665](https://github.com/googleapis/java-storage/issues/2665)) ([3df1000](https://github.com/googleapis/java-storage/commit/3df1000f137d54ef42c9b25e90a301c512644e2b))
+
 ## [2.42.0](https://github.com/googleapis/java-storage/compare/v2.41.0...v2.42.0) (2024-08-19)
 
 
diff --git a/README.md b/README.md
index b0806112fb..8979237037 100644
--- a/README.md
+++ b/README.md
@@ -47,12 +47,12 @@ If you are using Maven without the BOM, add this to your dependencies:
 <dependency>
   <groupId>com.google.cloud</groupId>
   <artifactId>google-cloud-storage</artifactId>
-  <version>2.42.0</version>
+  <version>2.43.0</version>
 </dependency>
 <dependency>
   <groupId>com.google.cloud</groupId>
   <artifactId>google-cloud-storage-control</artifactId>
-  <version>2.42.0</version>
+  <version>2.43.0</version>
 </dependency>
 
 ```
@@ -60,20 +60,20 @@ If you are using Maven without the BOM, add this to your dependencies:
 If you are using Gradle 5.x or later, add this to your dependencies:
 
 ```Groovy
-implementation platform('com.google.cloud:libraries-bom:26.45.0')
+implementation platform('com.google.cloud:libraries-bom:2.43.0')
 
 implementation 'com.google.cloud:google-cloud-storage'
 ```
 If you are using Gradle without BOM, add this to your dependencies:
 
 ```Groovy
-implementation 'com.google.cloud:google-cloud-storage:2.42.0'
+implementation 'com.google.cloud:google-cloud-storage:2.43.0'
 ```
 
 If you are using SBT, add this to your dependencies:
 
 ```Scala
-libraryDependencies += "com.google.cloud" % "google-cloud-storage" % "2.42.0"
+libraryDependencies += "com.google.cloud" % "google-cloud-storage" % "2.43.0"
 ```
 <!-- {x-version-update-end} -->
 
diff --git a/gapic-google-cloud-storage-v2/pom.xml b/gapic-google-cloud-storage-v2/pom.xml
index 13207e8db0..a445de6fb6 100644
--- a/gapic-google-cloud-storage-v2/pom.xml
+++ b/gapic-google-cloud-storage-v2/pom.xml
@@ -4,13 +4,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.api.grpc</groupId>
   <artifactId>gapic-google-cloud-storage-v2</artifactId>
-  <version>2.42.1-alpha-SNAPSHOT</version><!-- {x-version-update:gapic-google-cloud-storage-v2:current} -->
+  <version>2.43.0-alpha</version><!-- {x-version-update:gapic-google-cloud-storage-v2:current} -->
   <name>gapic-google-cloud-storage-v2</name>
   <description>GRPC library for gapic-google-cloud-storage-v2</description>
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-storage-parent</artifactId>
-    <version>2.42.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-storage:current} -->
+    <version>2.43.0</version><!-- {x-version-update:google-cloud-storage:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/google-cloud-storage-bom/pom.xml b/google-cloud-storage-bom/pom.xml
index 427d3284b1..27d3041661 100644
--- a/google-cloud-storage-bom/pom.xml
+++ b/google-cloud-storage-bom/pom.xml
@@ -19,7 +19,7 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.cloud</groupId>
   <artifactId>google-cloud-storage-bom</artifactId>
-  <version>2.42.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-storage:current} -->
+  <version>2.43.0</version><!-- {x-version-update:google-cloud-storage:current} -->
   <packaging>pom</packaging>
   <parent>
     <groupId>com.google.cloud</groupId>
@@ -69,37 +69,37 @@
       <dependency>
         <groupId>com.google.cloud</groupId>
         <artifactId>google-cloud-storage</artifactId>
-        <version>2.42.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-storage:current} -->
+        <version>2.43.0</version><!-- {x-version-update:google-cloud-storage:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>gapic-google-cloud-storage-v2</artifactId>
-        <version>2.42.1-alpha-SNAPSHOT</version><!-- {x-version-update:gapic-google-cloud-storage-v2:current} -->
+        <version>2.43.0-alpha</version><!-- {x-version-update:gapic-google-cloud-storage-v2:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>grpc-google-cloud-storage-v2</artifactId>
-        <version>2.42.1-alpha-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-storage-v2:current} -->
+        <version>2.43.0-alpha</version><!-- {x-version-update:grpc-google-cloud-storage-v2:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>proto-google-cloud-storage-v2</artifactId>
-        <version>2.42.1-alpha-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-storage-v2:current} -->
+        <version>2.43.0-alpha</version><!-- {x-version-update:proto-google-cloud-storage-v2:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.cloud</groupId>
         <artifactId>google-cloud-storage-control</artifactId>
-        <version>2.42.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-storage-control:current} -->
+        <version>2.43.0</version><!-- {x-version-update:google-cloud-storage-control:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>grpc-google-cloud-storage-control-v2</artifactId>
-        <version>2.42.1-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-storage-control-v2:current} -->
+        <version>2.43.0</version><!-- {x-version-update:grpc-google-cloud-storage-control-v2:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>proto-google-cloud-storage-control-v2</artifactId>
-        <version>2.42.1-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-storage-control-v2:current} -->
+        <version>2.43.0</version><!-- {x-version-update:proto-google-cloud-storage-control-v2:current} -->
       </dependency>
     </dependencies>
   </dependencyManagement>
diff --git a/google-cloud-storage-control/pom.xml b/google-cloud-storage-control/pom.xml
index 29f8c8a635..9b10fab495 100644
--- a/google-cloud-storage-control/pom.xml
+++ b/google-cloud-storage-control/pom.xml
@@ -5,13 +5,13 @@
     <modelVersion>4.0.0</modelVersion>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-storage-control</artifactId>
-    <version>2.42.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-storage-control:current} -->
+    <version>2.43.0</version><!-- {x-version-update:google-cloud-storage-control:current} -->
     <name>google-cloud-storage-control</name>
     <description>GRPC library for google-cloud-storage-control</description>
     <parent>
         <groupId>com.google.cloud</groupId>
         <artifactId>google-cloud-storage-parent</artifactId>
-        <version>2.42.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-storage:current} -->
+        <version>2.43.0</version><!-- {x-version-update:google-cloud-storage:current} -->
     </parent>
 
     <dependencies>
diff --git a/google-cloud-storage/pom.xml b/google-cloud-storage/pom.xml
index 24893497cb..9a4bac8f60 100644
--- a/google-cloud-storage/pom.xml
+++ b/google-cloud-storage/pom.xml
@@ -2,7 +2,7 @@
 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
   <modelVersion>4.0.0</modelVersion>
   <artifactId>google-cloud-storage</artifactId>
-  <version>2.42.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-storage:current} -->
+  <version>2.43.0</version><!-- {x-version-update:google-cloud-storage:current} -->
   <packaging>jar</packaging>
   <name>Google Cloud Storage</name>
   <url>https://github.com/googleapis/java-storage</url>
@@ -12,7 +12,7 @@
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-storage-parent</artifactId>
-    <version>2.42.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-storage:current} -->
+    <version>2.43.0</version><!-- {x-version-update:google-cloud-storage:current} -->
   </parent>
   <properties>
     <site.installationModule>google-cloud-storage</site.installationModule>
diff --git a/grpc-google-cloud-storage-control-v2/pom.xml b/grpc-google-cloud-storage-control-v2/pom.xml
index 8a5fd385fc..96d3d7875f 100644
--- a/grpc-google-cloud-storage-control-v2/pom.xml
+++ b/grpc-google-cloud-storage-control-v2/pom.xml
@@ -4,13 +4,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.api.grpc</groupId>
   <artifactId>grpc-google-cloud-storage-control-v2</artifactId>
-  <version>2.42.1-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-storage-control-v2:current} -->
+  <version>2.43.0</version><!-- {x-version-update:grpc-google-cloud-storage-control-v2:current} -->
   <name>grpc-google-cloud-storage-control-v2</name>
   <description>GRPC library for google-cloud-storage</description>
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-storage-parent</artifactId>
-    <version>2.42.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-storage:current} -->
+    <version>2.43.0</version><!-- {x-version-update:google-cloud-storage:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/grpc-google-cloud-storage-v2/pom.xml b/grpc-google-cloud-storage-v2/pom.xml
index bbe60ee76c..bc4bcdc76b 100644
--- a/grpc-google-cloud-storage-v2/pom.xml
+++ b/grpc-google-cloud-storage-v2/pom.xml
@@ -4,13 +4,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.api.grpc</groupId>
   <artifactId>grpc-google-cloud-storage-v2</artifactId>
-  <version>2.42.1-alpha-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-storage-v2:current} -->
+  <version>2.43.0-alpha</version><!-- {x-version-update:grpc-google-cloud-storage-v2:current} -->
   <name>grpc-google-cloud-storage-v2</name>
   <description>GRPC library for grpc-google-cloud-storage-v2</description>
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-storage-parent</artifactId>
-    <version>2.42.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-storage:current} -->
+    <version>2.43.0</version><!-- {x-version-update:google-cloud-storage:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/pom.xml b/pom.xml
index 634723f468..1545a7235c 100644
--- a/pom.xml
+++ b/pom.xml
@@ -4,7 +4,7 @@
   <groupId>com.google.cloud</groupId>
   <artifactId>google-cloud-storage-parent</artifactId>
   <packaging>pom</packaging>
-  <version>2.42.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-storage:current} -->
+  <version>2.43.0</version><!-- {x-version-update:google-cloud-storage:current} -->
   <name>Storage Parent</name>
   <url>https://github.com/googleapis/java-storage</url>
   <description>
@@ -134,7 +134,7 @@
       <dependency>
         <groupId>com.google.cloud</groupId>
         <artifactId>google-cloud-storage</artifactId>
-        <version>2.42.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-storage:current} -->
+        <version>2.43.0</version><!-- {x-version-update:google-cloud-storage:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.apis</groupId>
@@ -156,32 +156,32 @@
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>proto-google-cloud-storage-v2</artifactId>
-        <version>2.42.1-alpha-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-storage-v2:current} -->
+        <version>2.43.0-alpha</version><!-- {x-version-update:proto-google-cloud-storage-v2:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>grpc-google-cloud-storage-v2</artifactId>
-        <version>2.42.1-alpha-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-storage-v2:current} -->
+        <version>2.43.0-alpha</version><!-- {x-version-update:grpc-google-cloud-storage-v2:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>gapic-google-cloud-storage-v2</artifactId>
-        <version>2.42.1-alpha-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-storage-v2:current} -->
+        <version>2.43.0-alpha</version><!-- {x-version-update:grpc-google-cloud-storage-v2:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>grpc-google-cloud-storage-control-v2</artifactId>
-        <version>2.42.1-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-storage-control-v2:current} -->
+        <version>2.43.0</version><!-- {x-version-update:grpc-google-cloud-storage-control-v2:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>proto-google-cloud-storage-control-v2</artifactId>
-        <version>2.42.1-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-storage-control-v2:current} -->
+        <version>2.43.0</version><!-- {x-version-update:proto-google-cloud-storage-control-v2:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.cloud</groupId>
         <artifactId>google-cloud-storage-control</artifactId>
-        <version>2.42.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-storage-control:current} -->
+        <version>2.43.0</version><!-- {x-version-update:google-cloud-storage-control:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.cloud</groupId>
diff --git a/proto-google-cloud-storage-control-v2/pom.xml b/proto-google-cloud-storage-control-v2/pom.xml
index f7dc55c046..695ee00768 100644
--- a/proto-google-cloud-storage-control-v2/pom.xml
+++ b/proto-google-cloud-storage-control-v2/pom.xml
@@ -4,13 +4,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.api.grpc</groupId>
   <artifactId>proto-google-cloud-storage-control-v2</artifactId>
-  <version>2.42.1-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-storage-control-v2:current} -->
+  <version>2.43.0</version><!-- {x-version-update:proto-google-cloud-storage-control-v2:current} -->
   <name>proto-google-cloud-storage-control-v2</name>
   <description>Proto library for  proto-google-cloud-storage-control-v2</description>
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-storage-parent</artifactId>
-    <version>2.42.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-storage:current} -->
+    <version>2.43.0</version><!-- {x-version-update:google-cloud-storage:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/proto-google-cloud-storage-v2/pom.xml b/proto-google-cloud-storage-v2/pom.xml
index 4bbb4e67e0..b4a3359c1d 100644
--- a/proto-google-cloud-storage-v2/pom.xml
+++ b/proto-google-cloud-storage-v2/pom.xml
@@ -4,13 +4,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.api.grpc</groupId>
   <artifactId>proto-google-cloud-storage-v2</artifactId>
-  <version>2.42.1-alpha-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-storage-v2:current} -->
+  <version>2.43.0-alpha</version><!-- {x-version-update:proto-google-cloud-storage-v2:current} -->
   <name>proto-google-cloud-storage-v2</name>
   <description>PROTO library for proto-google-cloud-storage-v2</description>
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-storage-parent</artifactId>
-    <version>2.42.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-storage:current} -->
+    <version>2.43.0</version><!-- {x-version-update:google-cloud-storage:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/samples/snapshot/pom.xml b/samples/snapshot/pom.xml
index 34607e695c..a90b9d8088 100644
--- a/samples/snapshot/pom.xml
+++ b/samples/snapshot/pom.xml
@@ -28,12 +28,12 @@
     <dependency>
       <groupId>com.google.cloud</groupId>
       <artifactId>google-cloud-storage</artifactId>
-      <version>2.42.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-storage:current} -->
+      <version>2.43.0</version><!-- {x-version-update:google-cloud-storage:current} -->
     </dependency>
     <dependency>
       <groupId>com.google.cloud</groupId>
       <artifactId>google-cloud-storage-control</artifactId>
-      <version>2.42.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-storage-control:current} -->
+      <version>2.43.0</version><!-- {x-version-update:google-cloud-storage-control:current} -->
       <scope>compile</scope>
     </dependency>
 
diff --git a/storage-shared-benchmarking/pom.xml b/storage-shared-benchmarking/pom.xml
index dfb34562c5..f28173f5be 100644
--- a/storage-shared-benchmarking/pom.xml
+++ b/storage-shared-benchmarking/pom.xml
@@ -10,7 +10,7 @@
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-storage-parent</artifactId>
-    <version>2.42.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-storage:current} -->
+    <version>2.43.0</version><!-- {x-version-update:google-cloud-storage:current} -->
   </parent>
 
   <properties>
@@ -31,7 +31,7 @@
     <dependency>
       <groupId>com.google.cloud</groupId>
       <artifactId>google-cloud-storage</artifactId>
-      <version>2.42.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-storage:current} -->
+      <version>2.43.0</version><!-- {x-version-update:google-cloud-storage:current} -->
       <classifier>tests</classifier>
     </dependency>
     <dependency>
diff --git a/versions.txt b/versions.txt
index b60b39e5ee..fe2ea894f2 100644
--- a/versions.txt
+++ b/versions.txt
@@ -1,10 +1,10 @@
 # Format:
 # module:released-version:current-version
 
-google-cloud-storage:2.42.0:2.42.1-SNAPSHOT
-gapic-google-cloud-storage-v2:2.42.0-alpha:2.42.1-alpha-SNAPSHOT
-grpc-google-cloud-storage-v2:2.42.0-alpha:2.42.1-alpha-SNAPSHOT
-proto-google-cloud-storage-v2:2.42.0-alpha:2.42.1-alpha-SNAPSHOT
-google-cloud-storage-control:2.42.0:2.42.1-SNAPSHOT
-proto-google-cloud-storage-control-v2:2.42.0:2.42.1-SNAPSHOT
-grpc-google-cloud-storage-control-v2:2.42.0:2.42.1-SNAPSHOT
+google-cloud-storage:2.43.0:2.43.0
+gapic-google-cloud-storage-v2:2.43.0-alpha:2.43.0-alpha
+grpc-google-cloud-storage-v2:2.43.0-alpha:2.43.0-alpha
+proto-google-cloud-storage-v2:2.43.0-alpha:2.43.0-alpha
+google-cloud-storage-control:2.43.0:2.43.0
+proto-google-cloud-storage-control-v2:2.43.0:2.43.0
+grpc-google-cloud-storage-control-v2:2.43.0:2.43.0