diff --git a/src/controllers/api/customizeGuildRanksController.ts b/src/controllers/api/customizeGuildRanksController.ts
new file mode 100644
index 00000000..3e237a81
--- /dev/null
+++ b/src/controllers/api/customizeGuildRanksController.ts
@@ -0,0 +1,16 @@
+import { getGuildForRequest } from "@/src/services/guildService";
+import { IGuildRank } from "@/src/types/guildTypes";
+import { RequestHandler } from "express";
+
+export const customizeGuildRanksController: RequestHandler = async (req, res) => {
+    const guild = await getGuildForRequest(req);
+    const payload = JSON.parse(String(req.body)) as ICustomizeGuildRanksRequest;
+    // TODO: Verify permissions
+    guild.Ranks = payload.GuildRanks;
+    await guild.save();
+    res.end();
+};
+
+interface ICustomizeGuildRanksRequest {
+    GuildRanks: IGuildRank[];
+}
diff --git a/src/models/guildModel.ts b/src/models/guildModel.ts
index 3c786ca8..ec2a8159 100644
--- a/src/models/guildModel.ts
+++ b/src/models/guildModel.ts
@@ -6,7 +6,8 @@ import {
     ILongMOTD,
     IGuildMemberDatabase,
     IGuildLogClassChange,
-    IGuildLogTechChange
+    IGuildLogTechChange,
+    IGuildRank
 } from "@/src/types/guildTypes";
 import { Document, Model, model, Schema, Types } from "mongoose";
 import { fusionTreasuresSchema, typeCountSchema } from "./inventoryModels/inventoryModel";
@@ -58,6 +59,53 @@ const longMOTDSchema = new Schema<ILongMOTD>(
     { _id: false }
 );
 
+const guildRankSchema = new Schema<IGuildRank>(
+    {
+        Name: String,
+        Permissions: Number
+    },
+    { _id: false }
+);
+
+const defaultRanks: IGuildRank[] = [
+    {
+        Name: "/Lotus/Language/Game/Rank_Creator",
+        Permissions: 16351
+    },
+    {
+        Name: "/Lotus/Language/Game/Rank_Warlord",
+        Permissions: 16351
+    },
+    {
+        Name: "/Lotus/Language/Game/Rank_General",
+        Permissions: 4318
+    },
+    {
+        Name: "/Lotus/Language/Game/Rank_Officer",
+        Permissions: 4314
+    },
+    {
+        Name: "/Lotus/Language/Game/Rank_Leader",
+        Permissions: 4106
+    },
+    {
+        Name: "/Lotus/Language/Game/Rank_Sage",
+        Permissions: 4304
+    },
+    {
+        Name: "/Lotus/Language/Game/Rank_Soldier",
+        Permissions: 4098
+    },
+    {
+        Name: "/Lotus/Language/Game/Rank_Initiate",
+        Permissions: 4096
+    },
+    {
+        Name: "/Lotus/Language/Game/Rank_Utility",
+        Permissions: 4096
+    }
+];
+
 const guildLogTechChangeSchema = new Schema<IGuildLogTechChange>(
     {
         dateTime: Date,
@@ -81,6 +129,7 @@ const guildSchema = new Schema<IGuildDatabase>(
         Name: { type: String, required: true, unique: true },
         MOTD: { type: String, default: "" },
         LongMOTD: { type: longMOTDSchema, default: undefined },
+        Ranks: { type: [guildRankSchema], default: defaultRanks },
         DojoComponents: { type: [dojoComponentSchema], default: [] },
         DojoCapacity: { type: Number, default: 100 },
         DojoEnergy: { type: Number, default: 5 },
diff --git a/src/routes/api.ts b/src/routes/api.ts
index c2cf107f..b2e27b53 100644
--- a/src/routes/api.ts
+++ b/src/routes/api.ts
@@ -22,6 +22,7 @@ import { contributeToDojoComponentController } from "@/src/controllers/api/contr
 import { contributeToVaultController } from "@/src/controllers/api/contributeToVaultController";
 import { createGuildController } from "@/src/controllers/api/createGuildController";
 import { creditsController } from "@/src/controllers/api/creditsController";
+import { customizeGuildRanksController } from "@/src/controllers/api/customizeGuildRanksController";
 import { declineGuildInviteController } from "@/src/controllers/api/declineGuildInviteController";
 import { deleteSessionController } from "@/src/controllers/api/deleteSessionController";
 import { destroyDojoDecoController } from "@/src/controllers/api/destroyDojoDecoController";
@@ -171,6 +172,7 @@ apiRouter.post("/contributeGuildClass.php", contributeGuildClassController);
 apiRouter.post("/contributeToDojoComponent.php", contributeToDojoComponentController);
 apiRouter.post("/contributeToVault.php", contributeToVaultController);
 apiRouter.post("/createGuild.php", createGuildController);
+apiRouter.post("/customizeGuildRanks.php", customizeGuildRanksController);
 apiRouter.post("/destroyDojoDeco.php", destroyDojoDecoController);
 apiRouter.post("/dojoComponentRush.php", dojoComponentRushController);
 apiRouter.post("/drones.php", dronesController);
diff --git a/src/services/guildService.ts b/src/services/guildService.ts
index 3d53a211..061e685f 100644
--- a/src/services/guildService.ts
+++ b/src/services/guildService.ts
@@ -86,44 +86,7 @@ export const getGuildClient = async (guild: TGuildDatabaseDocument, accountId: s
         MOTD: guild.MOTD,
         LongMOTD: guild.LongMOTD,
         Members: members,
-        Ranks: [
-            {
-                Name: "/Lotus/Language/Game/Rank_Creator",
-                Permissions: 16351
-            },
-            {
-                Name: "/Lotus/Language/Game/Rank_Warlord",
-                Permissions: 14303
-            },
-            {
-                Name: "/Lotus/Language/Game/Rank_General",
-                Permissions: 4318
-            },
-            {
-                Name: "/Lotus/Language/Game/Rank_Officer",
-                Permissions: 4314
-            },
-            {
-                Name: "/Lotus/Language/Game/Rank_Leader",
-                Permissions: 4106
-            },
-            {
-                Name: "/Lotus/Language/Game/Rank_Sage",
-                Permissions: 4304
-            },
-            {
-                Name: "/Lotus/Language/Game/Rank_Soldier",
-                Permissions: 4098
-            },
-            {
-                Name: "/Lotus/Language/Game/Rank_Initiate",
-                Permissions: 4096
-            },
-            {
-                Name: "/Lotus/Language/Game/Rank_Utility",
-                Permissions: 4096
-            }
-        ],
+        Ranks: guild.Ranks,
         Tier: 1,
         Vault: getGuildVault(guild),
         Class: guild.Class,
diff --git a/src/types/guildTypes.ts b/src/types/guildTypes.ts
index de04588d..df7f7031 100644
--- a/src/types/guildTypes.ts
+++ b/src/types/guildTypes.ts
@@ -26,6 +26,7 @@ export interface IGuildDatabase {
     Name: string;
     MOTD: string;
     LongMOTD?: ILongMOTD;
+    Ranks: IGuildRank[];
 
     DojoComponents: IDojoComponentDatabase[];
     DojoCapacity: number;
@@ -57,6 +58,27 @@ export interface ILongMOTD {
     //authorGuildName: "";
 }
 
+// 32 seems to be reserved
+export enum GuildPermission {
+    Ruler = 1, // Change clan hierarchy
+    Advertiser = 8192,
+    Recruiter = 2, // Invite members
+    Regulator = 4, // Kick members
+    Promoter = 8, // Promote and demote members
+    Architect = 16, // Create and destroy rooms
+    Decorator = 1024, // Create and destroy decos
+    Treasurer = 64, // Contribute from vault and edit tax rate
+    Tech = 128, // Queue research
+    ChatModerator = 512,
+    Herald = 2048, // Change MOTD
+    Fabricator = 4096 // Replicate research
+}
+
+export interface IGuildRank {
+    Name: string;
+    Permissions: number;
+}
+
 export interface IGuildMemberDatabase {
     accountId: Types.ObjectId;
     guildId: Types.ObjectId;