diff --git a/cmd/egnkey/generate.go b/cmd/egnkey/generate/generate.go
similarity index 99%
rename from cmd/egnkey/generate.go
rename to cmd/egnkey/generate/generate.go
index a2e3049c..28691e80 100644
--- a/cmd/egnkey/generate.go
+++ b/cmd/egnkey/generate/generate.go
@@ -1,4 +1,4 @@
-package main
+package generate
 
 import (
 	"encoding/hex"
@@ -42,7 +42,7 @@ var (
 	}
 )
 
-var commandGenerate = &cli.Command{
+var Command = &cli.Command{
 	Name:    "generate",
 	Aliases: []string{"g"},
 	Description: `Generate keys for testing purpose.
diff --git a/cmd/egnkey/main.go b/cmd/egnkey/main.go
index f45c06e8..bc2bb284 100644
--- a/cmd/egnkey/main.go
+++ b/cmd/egnkey/main.go
@@ -4,6 +4,9 @@ import (
 	"fmt"
 	"os"
 
+	"github.com/Layr-Labs/eigensdk-go/cmd/egnkey/operatorid"
+	"github.com/Layr-Labs/eigensdk-go/cmd/egnkey/generate"
+	"github.com/Layr-Labs/eigensdk-go/cmd/egnkey/store"
 	"github.com/urfave/cli/v2"
 )
 
@@ -12,8 +15,9 @@ func main() {
 	app.Name = "egnkey"
 	app.Description = "Eigenlayer batch keys manager"
 	app.Commands = []*cli.Command{
-		commandGenerate,
-		commandStore,
+		generate.Command,
+		store.Command,
+		operatorid.Command,
 	}
 
 	app.Usage = "Used to manage batch keys for testing"
diff --git a/cmd/egnkey/operatorid/operatorid.go b/cmd/egnkey/operatorid/operatorid.go
new file mode 100644
index 00000000..2d91e676
--- /dev/null
+++ b/cmd/egnkey/operatorid/operatorid.go
@@ -0,0 +1,39 @@
+package operatorid
+
+import (
+	"encoding/hex"
+	"fmt"
+
+	"github.com/Layr-Labs/eigensdk-go/crypto/bls"
+	"github.com/Layr-Labs/eigensdk-go/types"
+	"github.com/urfave/cli/v2"
+)
+
+var (
+	PrivateKey = &cli.StringFlag{
+		Name:     "private-key",
+		Usage:    "(bn254) private key from which to derive operatorId from",
+		Required: true,
+	}
+)
+
+var Command = &cli.Command{
+	Name:        "derive-operator-id",
+	Aliases:     []string{"d"},
+	Description: `Given a private key, output its associated operatorId (hash of bn254 G1 pubkey).`,
+	Action:      derive,
+	Flags: []cli.Flag{
+		PrivateKey,
+	},
+}
+
+func derive(c *cli.Context) error {
+	sk := c.String(PrivateKey.Name)
+	keypair, err := bls.NewKeyPairFromString(sk)
+	if err != nil {
+		return err
+	}
+	operatorId := types.OperatorIdFromKeyPair(keypair)
+	fmt.Println("0x" + hex.EncodeToString(operatorId[:]))
+	return nil
+}
diff --git a/cmd/egnkey/store.go b/cmd/egnkey/store/store.go
similarity index 95%
rename from cmd/egnkey/store.go
rename to cmd/egnkey/store/store.go
index c4bedd3e..203023ff 100644
--- a/cmd/egnkey/store.go
+++ b/cmd/egnkey/store/store.go
@@ -1,4 +1,4 @@
-package main
+package store
 
 import (
 	"github.com/Layr-Labs/eigensdk-go/crypto/ecdsa"
@@ -25,7 +25,7 @@ var (
 	}
 )
 
-var commandStore = &cli.Command{
+var Command = &cli.Command{
 	Name:        "convert",
 	Aliases:     []string{"c"},
 	Description: `Stores an ecdsa key to a file, in web3 secret storage format.`,