diff --git a/Minio.Tests/ServiceCollectionExtensionsTests.cs b/Minio.Tests/ServiceCollectionExtensionsTests.cs
new file mode 100644
index 00000000..ff1fc2f8
--- /dev/null
+++ b/Minio.Tests/ServiceCollectionExtensionsTests.cs
@@ -0,0 +1,102 @@
+using Microsoft.Extensions.DependencyInjection;
+using Microsoft.VisualStudio.TestTools.UnitTesting;
+
+namespace Minio.Tests;
+
+[TestClass]
+public class ServiceCollectionExtensionsTests
+{
+    [TestMethod]
+    public void RegistersService()
+    {
+        var services = new ServiceCollection();
+        var accessKey = Guid.NewGuid().ToString();
+        var secretKey = Guid.NewGuid().ToString();
+
+        _ = services.AddMinio(accessKey, secretKey);
+        using var serviceProvider = services.BuildServiceProvider();
+        var client = serviceProvider.GetService<IMinioClient>();
+
+        Assert.IsNotNull(client);
+        Assert.IsInstanceOfType(client, typeof(MinioClient));
+        Assert.AreEqual(client.Config.AccessKey, accessKey);
+        Assert.AreEqual(client.Config.SecretKey, secretKey);
+    }
+
+    [TestMethod]
+    public void RegistersKeyedService()
+    {
+        var services = new ServiceCollection();
+        var serviceKey = new object();
+        var accessKey = Guid.NewGuid().ToString();
+        var secretKey = Guid.NewGuid().ToString();
+
+        _ = services.AddKeyedMinio(accessKey, secretKey, serviceKey);
+        using var serviceProvider = services.BuildServiceProvider();
+        var client = serviceProvider.GetKeyedService<IMinioClient>(serviceKey);
+
+        Assert.IsNotNull(client);
+        Assert.IsInstanceOfType(client, typeof(MinioClient));
+        Assert.AreEqual(client.Config.AccessKey, accessKey);
+        Assert.AreEqual(client.Config.SecretKey, secretKey);
+    }
+
+    [TestMethod]
+    public void RegistersKeyedServiceWithNullKey()
+    {
+        var services = new ServiceCollection();
+        object serviceKey = null;
+        var accessKey = Guid.NewGuid().ToString();
+        var secretKey = Guid.NewGuid().ToString();
+
+        _ = services.AddKeyedMinio(accessKey, secretKey, serviceKey);
+        using var serviceProvider = services.BuildServiceProvider();
+        var client = serviceProvider.GetKeyedService<IMinioClient>(serviceKey);
+        var client2 = serviceProvider.GetService<IMinioClient>();
+
+        Assert.IsNotNull(client);
+        Assert.IsNotNull(client2);
+        Assert.AreEqual(client, client2);
+        Assert.IsInstanceOfType(client, typeof(MinioClient));
+        Assert.AreEqual(client.Config.AccessKey, accessKey);
+        Assert.AreEqual(client.Config.SecretKey, secretKey);
+    }
+
+    [TestMethod]
+    public void RegisterServiceFailsWhenPassedNullServiceCollection()
+    {
+        IServiceCollection services = null;
+        static void configureClient(IMinioClient client) { }
+
+        _ = Assert.ThrowsException<ArgumentNullException>(() => services.AddMinio(configureClient));
+    }
+
+    [TestMethod]
+    public void RegisterServiceFailsWhenPassedNullConfigureClient()
+    {
+        IServiceCollection services = new ServiceCollection();
+        Action<IMinioClient> configureClient = null;
+
+        _ = Assert.ThrowsException<ArgumentNullException>(() => services.AddMinio(configureClient));
+    }
+
+    [TestMethod]
+    public void RegisterKeyedServiceFailsWhenPassedNullServiceCollection()
+    {
+        IServiceCollection services = null;
+        static void configureClient(IMinioClient client) { }
+        object key = new();
+
+        _ = Assert.ThrowsException<ArgumentNullException>(() => services.AddKeyedMinio(configureClient, key));
+    }
+
+    [TestMethod]
+    public void RegisterKeyedServiceFailsWhenPassedNullConfigureClient()
+    {
+        IServiceCollection services = new ServiceCollection();
+        Action<IMinioClient> configureClient = null;
+        object key = new();
+
+        _ = Assert.ThrowsException<ArgumentNullException>(() => services.AddKeyedMinio(configureClient, key));
+    }
+}
diff --git a/Minio/ServiceCollectionExtensions.cs b/Minio/ServiceCollectionExtensions.cs
index fcf0ac97..469265cc 100644
--- a/Minio/ServiceCollectionExtensions.cs
+++ b/Minio/ServiceCollectionExtensions.cs
@@ -29,7 +29,8 @@ public static IServiceCollection AddMinio(
     {
         if (services is null) throw new ArgumentNullException(nameof(services));
 
-        _ = services.AddMinio(configureClient => configureClient.WithCredentials(accessKey, secretKey), lifetime);
+        _ = services.AddMinioInternal(configureClient => configureClient.WithCredentials(accessKey, secretKey),
+            lifetime);
         return services;
     }
 
@@ -39,6 +40,44 @@ public static IServiceCollection AddMinio(
         ServiceLifetime lifetime = ServiceLifetime.Singleton)
     {
         if (services is null) throw new ArgumentNullException(nameof(services));
+
+        _ = services.AddMinioInternal(configureClient, lifetime);
+        return services;
+    }
+
+    public static IServiceCollection AddKeyedMinio(
+        this IServiceCollection services,
+        Action<IMinioClient> configureClient,
+        object serviceKey,
+        ServiceLifetime lifetime = ServiceLifetime.Singleton)
+    {
+        if (services is null) throw new ArgumentNullException(nameof(services));
+
+        _ = services.AddMinioInternal(configureClient, lifetime, serviceKey);
+        return services;
+    }
+
+    public static IServiceCollection AddKeyedMinio(
+        this IServiceCollection services,
+        string accessKey,
+        string secretKey,
+        object serviceKey,
+        ServiceLifetime lifetime = ServiceLifetime.Singleton)
+    {
+        if (services is null) throw new ArgumentNullException(nameof(services));
+
+        _ = services.AddMinioInternal(configureClient => configureClient.WithCredentials(accessKey, secretKey),
+            lifetime, serviceKey);
+        return services;
+    }
+
+    private static IServiceCollection AddMinioInternal(
+        this IServiceCollection services,
+        Action<IMinioClient> configureClient,
+        ServiceLifetime lifetime,
+        object serviceKey = null)
+    {
+        if (services is null) throw new ArgumentNullException(nameof(services));
         if (configureClient == null) throw new ArgumentNullException(nameof(configureClient));
 
         var minioClientFactory = new MinioClientFactory(configureClient);
@@ -46,18 +85,12 @@ public static IServiceCollection AddMinio(
 
         var client = minioClientFactory.CreateClient();
         client.Config.ServiceProvider = services.BuildServiceProvider();
-        switch (lifetime)
-        {
-            case ServiceLifetime.Singleton:
-                services.TryAddSingleton(_ => client);
-                break;
-            case ServiceLifetime.Scoped:
-                services.TryAddScoped(_ => client);
-                break;
-            case ServiceLifetime.Transient:
-                services.TryAddTransient(_ => client);
-                break;
-        }
+
+        var descriptor = serviceKey is null
+            ? new ServiceDescriptor(typeof(IMinioClient), _ => client, lifetime)
+            : new ServiceDescriptor(typeof(IMinioClient), serviceKey, (_, _) => client, lifetime);
+
+        services.TryAdd(descriptor);
 
         return services;
     }