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diff --git a/opendc-experiments/opendc-experiments-base/src/main/kotlin/org/opendc/experiments/ServiceRegistry.kt b/opendc-experiments/opendc-experiments-base/src/main/kotlin/org/opendc/experiments/ServiceRegistry.kt
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+++ b/opendc-experiments/opendc-experiments-base/src/main/kotlin/org/opendc/experiments/ServiceRegistry.kt
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+/*
+ * Copyright (c) 2022 AtLarge Research
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package org.opendc.experiments
+
+/**
+ * A read-only registry of services used during experiments to resolve services.
+ *
+ * The service registry is similar conceptually to the Domain Name System (DNS), which is a naming system used to
+ * identify computers reachable via the Internet. The service registry should be used in a similar fashion.
+ */
+public interface ServiceRegistry {
+    /**
+     * Lookup the service with the specified [name] and [type].
+     *
+     * @param name The name of the service to resolve, which should follow the rules for domain names as defined by DNS.
+     * @param type The type of the service to resolve, identified by the interface that is implemented by the service.
+     * @return The service with specified [name] and implementing [type] or `null` if it does not exist.
+     */
+    public fun <T : Any> resolve(name: String, type: Class<T>): T?
+
+    /**
+     * Create a copy of the registry.
+     */
+    public fun clone(): ServiceRegistry
+}