diff --git a/packages/protocol/packages/boundwitness/packages/validator/src/lib/addresses/addressesContainsAddress.ts b/packages/protocol/packages/boundwitness/packages/validator/src/lib/addresses/addressesContainsAddress.ts
new file mode 100644
index 0000000000..033cd929c7
--- /dev/null
+++ b/packages/protocol/packages/boundwitness/packages/validator/src/lib/addresses/addressesContainsAddress.ts
@@ -0,0 +1,12 @@
+import type { Address } from '@xylabs/hex'
+import type { BoundWitness } from '@xyo-network/boundwitness-model'
+
+/**
+ * Checks if the boundwitness contains the addresses
+ * @param bw The boundwitness to check
+ * @param addresses The address to check for
+ * @returns True if the boundwitness contains the addresses
+ */
+export const addressesContainsAddress = (bw: BoundWitness, address: Address): boolean => {
+  return bw.addresses?.includes(address)
+}
diff --git a/packages/protocol/packages/boundwitness/packages/validator/src/lib/addresses/index.ts b/packages/protocol/packages/boundwitness/packages/validator/src/lib/addresses/index.ts
index 818d460193..270d5b9cd4 100644
--- a/packages/protocol/packages/boundwitness/packages/validator/src/lib/addresses/index.ts
+++ b/packages/protocol/packages/boundwitness/packages/validator/src/lib/addresses/index.ts
@@ -1,2 +1,3 @@
+export * from './addressesContainsAddress.ts'
 export * from './addressesContainsAll.ts'
 export * from './addressesContainsAny.ts'