diff --git a/Sources/AppStoreConnectClient/Models/Build.swift b/Sources/AppStoreConnectClient/Models/Build.swift
index 06925ba..d22abb1 100644
--- a/Sources/AppStoreConnectClient/Models/Build.swift
+++ b/Sources/AppStoreConnectClient/Models/Build.swift
@@ -42,6 +42,20 @@ public struct Build: Equatable {
     /// The minimum version of the operating system required to run this build.
     public let minOsVersion: String?
     
+    /// Initializes a `Build` instance with the provided parameters.
+    /// - Parameters:
+    ///   - id: A unique identifier for the build.
+    ///   - version: The version number of the build.
+    ///   - uploadedDate: The date when the build was uploaded, if available.
+    ///   - minOsVersion: The minimum OS version required for this build, if specified.
+    /// - Note: Some properties may be nil if not provided during initialization.
+    public init(id: String, version: String, uploadedDate: Date?, minOsVersion: String?) {
+        self.id = id
+        self.version = version
+        self.uploadedDate = uploadedDate
+        self.minOsVersion = minOsVersion
+    }
+    
     /// Initializes a `Build` instance with the provided App Store Connect build schema.
     /// - Parameters:
     ///   - schema: The schema representing the build from the API.
diff --git a/Sources/AppStoreConnectClient/Models/PreReleaseVersion.swift b/Sources/AppStoreConnectClient/Models/PreReleaseVersion.swift
index 9445e0a..7baa49b 100644
--- a/Sources/AppStoreConnectClient/Models/PreReleaseVersion.swift
+++ b/Sources/AppStoreConnectClient/Models/PreReleaseVersion.swift
@@ -38,6 +38,18 @@ public struct PreReleaseVersion {
     /// The platform for which the pre-release version is intended.
     public let platform: String?
     
+    /// Initializes a `PreReleaseVersion` instance with the provided parameters.
+        /// - Parameters:
+        ///   - id: The unique identifier for the pre-release version.
+        ///   - version: The version string of the pre-release version.
+        ///   - platform: The platform for which the pre-release version is intended, if specified.
+        /// - Note: This initializer creates a new `PreReleaseVersion` instance with the given information.
+    public init(id: String, version: String, platform: String?) {
+        self.id = id
+        self.version = version
+        self.platform = platform
+    }
+    
     /// Initializes a `PreReleaseVersion` instance with the provided testFlight's pre-release version schema.
     /// - Parameters:
     ///   - schema: The schema representing the pre-release version from the API.
diff --git a/Sources/AppStoreConnectClient/Models/Release.swift b/Sources/AppStoreConnectClient/Models/Release.swift
index 81b1486..cb07365 100644
--- a/Sources/AppStoreConnectClient/Models/Release.swift
+++ b/Sources/AppStoreConnectClient/Models/Release.swift
@@ -35,6 +35,15 @@ public struct Release {
     /// The state of the release on the App Store.
     public let appStoreState: String
     
+    /// Initializes a `Release` instance with the provided parameters.
+    /// - Parameters:
+    ///   - version: The version string of the release.
+    ///   - appStoreState: The state of the release on the App Store.
+    /// - Note: This initializer creates a new `Release` instance with the given information.
+    public init(version: String, appStoreState: String) {
+        self.version = version
+        self.appStoreState = appStoreState
+    }
     /// Initializes a `Release` instance with the provided App Store version schema.
     /// - Parameters:
     ///    - schema: The schema representing the App Store version.
diff --git a/Tests/AppStoreConnectClientTests/BuildTest.swift b/Tests/AppStoreConnectClientTests/BuildTest.swift
index 6704982..1f1973c 100644
--- a/Tests/AppStoreConnectClientTests/BuildTest.swift
+++ b/Tests/AppStoreConnectClientTests/BuildTest.swift
@@ -64,4 +64,16 @@ final class BuildTest: XCTestCase {
         XCTAssertNil(build.uploadedDate)
         XCTAssertNil(build.minOsVersion)
     }
+    
+    func testBuildInitializer() {
+        let id = "mock-123"
+        let version = "mock-1.0.0"
+        let uploadedDate = Date()
+        let minOsVersion = "mock-14.0"
+        let build = Build(id: id, version: version, uploadedDate: uploadedDate, minOsVersion: minOsVersion)
+        XCTAssertEqual(build.id, id)
+        XCTAssertEqual(build.version, version)
+        XCTAssertEqual(build.uploadedDate, uploadedDate)
+        XCTAssertEqual(build.minOsVersion, minOsVersion)
+    }
 }
diff --git a/Tests/AppStoreConnectClientTests/PreReleaseVersionTest.swift b/Tests/AppStoreConnectClientTests/PreReleaseVersionTest.swift
index 7ff711f..48abbf8 100644
--- a/Tests/AppStoreConnectClientTests/PreReleaseVersionTest.swift
+++ b/Tests/AppStoreConnectClientTests/PreReleaseVersionTest.swift
@@ -64,4 +64,14 @@ final class PreReleaseVersionTest: XCTestCase {
         XCTAssertNil(preReleaseVersion.version)
         XCTAssertNil(preReleaseVersion.platform)
     }
+    
+    func testPreReleaseVersionInitializer() {
+        let id = "mock-456"
+        let version = "mock-2.0.0"
+        let platform = "mock-iOS"
+        let preRelease = PreReleaseVersion(id: id, version: version, platform: platform)
+        XCTAssertEqual(preRelease.id, id)
+        XCTAssertEqual(preRelease.version, version)
+        XCTAssertEqual(preRelease.platform, platform)
+    }
 }
diff --git a/Tests/AppStoreConnectClientTests/ReleaseTests.swift b/Tests/AppStoreConnectClientTests/ReleaseTests.swift
index 8602715..11f3f40 100644
--- a/Tests/AppStoreConnectClientTests/ReleaseTests.swift
+++ b/Tests/AppStoreConnectClientTests/ReleaseTests.swift
@@ -54,4 +54,12 @@ final class ReleaseTests: XCTestCase {
         let release = Release(schema: schema)
         XCTAssertNil(release)
     }
+    
+    func testReleaseInitializer() {
+        let version = "mock-3.0.0"
+        let appStoreState = "mock-Ready for Sale"
+        let release = Release(version: version, appStoreState: appStoreState)
+        XCTAssertEqual(release.version, version)
+        XCTAssertEqual(release.appStoreState, appStoreState)
+    }
 }