diff --git a/client/src/components/Input.tsx b/client/src/components/Input.tsx
index b7b0752..600e399 100644
--- a/client/src/components/Input.tsx
+++ b/client/src/components/Input.tsx
@@ -2,7 +2,7 @@
 import { useMask } from "@react-input/mask";
 
 interface InputProps {
-  type?: "text" | "email" | "password" | "time" | "tel";
+  type?: "text" | "email" | "password" | "time" | "tel" | "number";
   value?: string;
   placeholder?: string;
   autoFocus?: boolean;
diff --git a/client/src/components/ModalContainer.tsx b/client/src/components/ModalContainer.tsx
index 5d5bce1..44ece88 100644
--- a/client/src/components/ModalContainer.tsx
+++ b/client/src/components/ModalContainer.tsx
@@ -32,7 +32,7 @@ function ModalContainer() {
     >
       {(state) => (
         <div
-          className={`min-h-screen p-8 absolute z-20 top-0 left-0 w-full flex justify-center items-center bg-black bg-opacity-30 overflow-auto transition-opacity ${state}`}
+          className={`min-h-screen p-8 z-20 top-0 left-0 w-full flex justify-center items-center bg-black bg-opacity-30 overflow-auto transition-opacity fixed inset-0 ${state}`}
         >
           {modal}
         </div>
diff --git a/client/src/components/modals/CreateBuildModal.tsx b/client/src/components/modals/CreateBuildModal.tsx
index bf3abd1..4ff83cd 100644
--- a/client/src/components/modals/CreateBuildModal.tsx
+++ b/client/src/components/modals/CreateBuildModal.tsx
@@ -5,6 +5,7 @@ import api from "../../utils/api";
 import IError from "../../types/IError";
 import IBuild from "../../types/IBuild";
 import useModalStore from "../../stores/useModalStore";
+import Select3 from "../Select3";
 
 interface Props {
   companyId: string;
@@ -13,7 +14,6 @@ interface Props {
 function CreateBuildModal({ companyId }: Props) {
   const [name, setName] = useState<string>("");
   const [build, setBuild] = useState<string>("");
-  const [sessionLimit, setSessionLimit] = useState<number>(1);
   const { setModal } = useModalStore();
 
   function handleSubmit(e: FormEvent) {
@@ -30,7 +30,6 @@ function CreateBuildModal({ companyId }: Props) {
             companyId,
             name,
             build,
-            sessionLimit,
           },
         })
         .json();
@@ -57,17 +56,39 @@ function CreateBuildModal({ companyId }: Props) {
           autoFocus
           required
         />
-        <Input
-          placeholder="Сборка приложения"
-          className="w-64"
-          handleChange={(value) => setBuild(value)}
-          required
-        />
-        <Input
-          placeholder="Кол-во слотов"
-          className="w-64"
-          value={sessionLimit?.toString()}
-          handleChange={(value) => setSessionLimit(+value)}
+        <Select3
+          options={[
+            "nksJukovaDev",
+            "Avgust",
+            "DNScity",
+            "DreamRiva",
+            "GalleryEkb",
+            "Ivazowsky",
+            "IzdanieBrusnika",
+            "Kama",
+            "lifeResidence",
+            "MasharovDev",
+            "MayakPruds",
+            "MirapolisDev",
+            "Myatnyi",
+            "novatorDev",
+            "orientDev",
+            "PortovayaDev",
+            "Prokshino",
+            "RockCityDev",
+            "SevernyPort",
+            "Sezar",
+            "ShipyardSaudiDev",
+            "StroyProject",
+            "StroyProject2",
+            "TyoplyeQuDev",
+            "upsideTowersDev",
+            "VoiceInHeart",
+            "WillTowers",
+            "ZolotoyRog",
+            "Zoolog",
+          ]}
+          onSelect={(option) => setBuild(option)}
           required
         />
         <div className="flex self-end gap-2">
diff --git a/client/src/components/modals/CreateCompanyModal.tsx b/client/src/components/modals/CreateCompanyModal.tsx
index b006925..3cb94bc 100644
--- a/client/src/components/modals/CreateCompanyModal.tsx
+++ b/client/src/components/modals/CreateCompanyModal.tsx
@@ -8,6 +8,7 @@ import useModalStore from "../../stores/useModalStore";
 
 function CreateCompanyModal() {
   const [name, setName] = useState<string>("");
+  const [sessionLimit, setSessionLimit] = useState<number>(1);
   const { setModal } = useModalStore();
 
   function handleSubmit(e: FormEvent) {
@@ -22,6 +23,7 @@ function CreateCompanyModal() {
         .post(`admin/companies`, {
           json: {
             name,
+            sessionLimit,
           },
         })
         .json();
@@ -48,6 +50,14 @@ function CreateCompanyModal() {
           autoFocus
           required
         />
+        <Input
+          placeholder="Кол-во серверов"
+          className="w-64"
+          type="number"
+          required
+          value={sessionLimit?.toString()}
+          handleChange={(value) => setSessionLimit(+value)}
+        />
         <div className="flex self-end gap-2">
           <Button variant="secondary" onClick={() => setModal(null)}>
             Отмена
diff --git a/client/src/pages/AdminCompanyPage.tsx b/client/src/pages/AdminCompanyPage.tsx
index bc41c49..a1b61ec 100644
--- a/client/src/pages/AdminCompanyPage.tsx
+++ b/client/src/pages/AdminCompanyPage.tsx
@@ -112,10 +112,6 @@ function AdminCompanyPage() {
                     Сборка приложения:{" "}
                     <span className="font-semibold">{build.build}</span>
                   </p>
-                  <p className="">
-                    Кол-во слотов:{" "}
-                    <span className="font-semibold">{build.sessionLimit}</span>
-                  </p>
                 </div>
               </div>
             ))}
diff --git a/client/src/types/IBuild.ts b/client/src/types/IBuild.ts
index 873145f..a4fa301 100644
--- a/client/src/types/IBuild.ts
+++ b/client/src/types/IBuild.ts
@@ -3,7 +3,6 @@ interface IBuild {
   companyId: string;
   build: string;
   name: string;
-  sessionLimit: number;
 }
 
 export default IBuild;
diff --git a/server/src/models/Build.ts b/server/src/models/Build.ts
index 3b031c2..79d8741 100644
--- a/server/src/models/Build.ts
+++ b/server/src/models/Build.ts
@@ -9,16 +9,10 @@ const buildSchema = new Schema(
     name: {
       type: String,
       required: true,
-      unique: true,
     },
     build: {
       type: String,
       required: true,
-      unique: true,
-    },
-    sessionLimit: {
-      type: Number,
-      required: true,
     },
   },
   {
diff --git a/server/src/routes/scheduledSessions.ts b/server/src/routes/scheduledSessions.ts
index a2998d0..6bec1b6 100644
--- a/server/src/routes/scheduledSessions.ts
+++ b/server/src/routes/scheduledSessions.ts
@@ -173,7 +173,7 @@ router.post("/", async (req, res) => {
     // send mail with defined transport object
     try {
       await transporter.sendMail({
-        from: "stream@graff.tech", // sender address
+        from: "GRAFF.estate Stream <stream@graff.tech>", // sender address
         to: client.email, // list of receivers
         subject: "Приглашение на демонстрацию - stream.graff.tech", // Subject line
         html: `<div>
@@ -246,9 +246,9 @@ router.delete("/:id", async (req, res) => {
     const now = new Date();
 
     if (now > tenMinutesAfterStart) {
-      return res.json({ 
-        status: "error", 
-        message: "Cannot delete session after 10 minutes from start" 
+      return res.json({
+        status: "error",
+        message: "Cannot delete session after 10 minutes from start",
       });
     }