diff --git a/prisma/schema.prisma b/prisma/schema.prisma
index a1bec55..5f82df5 100644
--- a/prisma/schema.prisma
+++ b/prisma/schema.prisma
@@ -96,7 +96,7 @@ model Role {
 
     reviews Review[]
 
-    Company   Company? @relation(fields: [companyId], references: [id])
+    Company   Company? @relation(fields: [companyId], references: [id], onDelete: Cascade)
     companyId String?
 }
 
@@ -120,7 +120,7 @@ model Review {
     overtimeNormal      Boolean
     createdAt           DateTime        @default(now())
 
-    Role   Role?   @relation(fields: [roleId], references: [id])
+    Role   Role?   @relation(fields: [roleId], references: [id], onDelete: Cascade)
     roleId String?
 
     Profile   Profile? @relation(fields: [profileId], references: [id])
diff --git a/src/server/api/root.ts b/src/server/api/root.ts
index 32643bb..32886d2 100644
--- a/src/server/api/root.ts
+++ b/src/server/api/root.ts
@@ -1,11 +1,14 @@
 import { createTRPCRouter } from "~/server/api/trpc";
+import { companyRouter } from "./routers/company";
 
 /**
  * This is the primary router for your server.
  *
  * All routers added in /api/routers should be manually added here.
  */
-export const appRouter = createTRPCRouter({});
+export const appRouter = createTRPCRouter({
+  company: companyRouter,
+});
 
 // export type definition of API
 export type AppRouter = typeof appRouter;
diff --git a/src/server/api/routers/.gitkeep b/src/server/api/routers/.gitkeep
deleted file mode 100644
index e69de29..0000000
diff --git a/src/server/api/routers/company.ts b/src/server/api/routers/company.ts
new file mode 100644
index 0000000..779215a
--- /dev/null
+++ b/src/server/api/routers/company.ts
@@ -0,0 +1,80 @@
+import { z } from "zod";
+import {
+  createTRPCRouter,
+  protectedProcedure,
+  publicProcedure,
+} from "~/server/api/trpc";
+import { Industry } from "@prisma/client";
+
+export const companyRouter = createTRPCRouter({
+  list: publicProcedure.query(({ ctx }) => {
+    return ctx.db.company.findMany();
+  }),
+  getByName: publicProcedure
+    .input(
+      z.object({
+        name: z.string(),
+      }),
+    )
+    .query(({ ctx, input }) => {
+      return ctx.db.company.findFirst({
+        where: {
+          name: input.name,
+        },
+      });
+    }),
+  delete: protectedProcedure
+    .input(
+      z.object({
+        id: z.string(),
+      }),
+    )
+    .mutation(({ ctx, input }) => {
+      return ctx.db.company.delete({
+        where: {
+          id: input.id,
+        },
+      });
+    }),
+  create: protectedProcedure
+    .input(
+      z.object({
+        name: z.string(),
+        description: z.string().optional(),
+        industry: z.nativeEnum(Industry),
+        location: z.string(),
+      }),
+    )
+    .mutation(({ ctx, input }) => {
+      return ctx.db.company.create({
+        data: {
+          name: input.name,
+          description: input.description,
+          industry: input.industry,
+          location: input.location,
+        },
+      });
+    }),
+  update: protectedProcedure
+    .input(
+      z.object({
+        id: z.string(),
+        data: z.object({
+          name: z.string().optional(),
+          description: z.string().optional(),
+          industry: z.nativeEnum(Industry).optional(),
+          location: z.string().optional(),
+        }),
+      }),
+    )
+    .mutation(({ ctx, input }) => {
+      return ctx.db.company.update({
+        where: {
+          id: input.id,
+        },
+        data: {
+          ...input.data,
+        },
+      });
+    }),
+});