diff --git a/src/mssql/manage-clients/manage-clients.controller.ts b/src/mssql/manage-clients/manage-clients.controller.ts
index c9ee1fd..db08d30 100644
--- a/src/mssql/manage-clients/manage-clients.controller.ts
+++ b/src/mssql/manage-clients/manage-clients.controller.ts
@@ -1,13 +1,13 @@
-import { Body, Controller, Get, Post, Query } from '@nestjs/common';
+import { Body, Controller, Get, Post, Put, Query } from '@nestjs/common';
 import { ManageClientsService } from './manage-clients.service';
 import { ApiTags } from '@nestjs/swagger';
-import { CreateClientDataDTO, GetPreparerByClientidContactsByClientidLocByClientidDTO } from 'src/oracle/manage-clients/manage-clients.dto';
+import { CreateAdditionalClientContactsDTO, CreateClientDataDTO, GetPreparerByClientidContactsByClientidLocByClientidDTO, UpdateClientContactsDTO, UpdateClientDTO } from 'src/oracle/manage-clients/manage-clients.dto';
 
 @Controller('mssql')
 export class ManageClientsController {
-  constructor(private readonly manageClientsService: ManageClientsService) {}
+  constructor(private readonly manageClientsService: ManageClientsService) { }
 
-  @ApiTags('Manage Clients - Oracle')
+  @ApiTags('Manage Clients - Mssql')
   @Post('CreateNewClients')
   async CreateClientData(@Body() body: CreateClientDataDTO) {
     return this.manageClientsService.CreateClientData(body);
@@ -20,4 +20,24 @@ export class ManageClientsController {
   ) {
     return this.manageClientsService.GetPreparerByClientid(body);
   }
+
+  @ApiTags('Manage Clients - Mssql')
+  @Put('UpdateClient')
+  async UpdateClient(@Body() body: UpdateClientDTO) {
+    return this.manageClientsService.UpdateClient(body);
+  }
+
+  @ApiTags('Manage Clients - Mssql')
+  @Post('CreateAdditionalClientContacts')
+  CreateClientContact(@Body() body: CreateAdditionalClientContactsDTO) {
+    return this.manageClientsService.CreateClientContact(body);
+  }
+
+  @ApiTags('Manage Clients - Mssql')
+  @Put('UpdateClientContacts')
+  UpdateClientContacts(@Body() body: UpdateClientContactsDTO) {
+    return this.manageClientsService.UpdateClientContacts(body);
+  }
+
+  
 }
diff --git a/src/mssql/manage-clients/manage-clients.service.ts b/src/mssql/manage-clients/manage-clients.service.ts
index 6393fdd..67941ec 100644
--- a/src/mssql/manage-clients/manage-clients.service.ts
+++ b/src/mssql/manage-clients/manage-clients.service.ts
@@ -1,12 +1,12 @@
 import { Injectable } from '@nestjs/common';
 import { Connection, Request } from 'mssql';
 import { MssqlDBService } from 'src/db/db.service';
-import { CreateClientDataDTO, GetPreparerByClientidContactsByClientidLocByClientidDTO } from 'src/oracle/manage-clients/manage-clients.dto';
+import { CreateAdditionalClientContactsDTO, CreateClientDataDTO, GetPreparerByClientidContactsByClientidLocByClientidDTO, UpdateClientContactsDTO, UpdateClientDTO } from 'src/oracle/manage-clients/manage-clients.dto';
 import * as mssql from 'mssql';
 
 @Injectable()
 export class ManageClientsService {
-  constructor(private readonly mssqlDBService: MssqlDBService) {}
+  constructor(private readonly mssqlDBService: MssqlDBService) { }
 
   CreateClientData = async (body: CreateClientDataDTO) => {
     const newBody = {
@@ -42,7 +42,7 @@ export class ManageClientsService {
 
     const finalBody: CreateClientDataDTO = { ...newBody, ...reqBody };
 
-    let connection: Connection;
+let connection: Connection; // Fixed duplicate declaration
     try {
       connection = await this.mssqlDBService.getConnection();
       const request = new Request(connection);
@@ -122,8 +122,7 @@ export class ManageClientsService {
   };
 
   GetPreparerByClientid = async (body: GetPreparerByClientidContactsByClientidLocByClientidDTO) => {
-    let connection;
-
+    let connection: Connection;
     try {
       connection = await this.mssqlDBService.getConnection();
       const request = new Request(connection);
@@ -139,4 +138,203 @@ export class ManageClientsService {
       }
     }
   };
+
+  UpdateClient = async (body: UpdateClientDTO) => {
+    const newBody = {
+      p_spid: null,
+      p_clientid: null,
+      p_preparername: null,
+      p_address1: null,
+      p_address2: null,
+      p_city: null,
+      p_state: null,
+      p_zip: null,
+      p_country: null,
+      p_revenuelocation: null,
+      p_userid: null,
+    };
+
+    const reqBody = JSON.parse(JSON.stringify(body));
+
+    function setEmptyStringsToNull(obj) {
+      Object.keys(obj).forEach((key) => {
+        if (typeof obj[key] === 'object' && obj[key] !== null) {
+          setEmptyStringsToNull(obj[key]);
+        } else if (obj[key] === '') {
+          obj[key] = null;
+        }
+      });
+    }
+
+    setEmptyStringsToNull(reqBody);
+
+    const finalBody: UpdateClientDTO = { ...newBody, ...reqBody };
+
+    let connection: Connection;
+
+    try {
+      connection = await this.mssqlDBService.getConnection();
+      const request = new Request(connection);
+      request.input('p_spid', mssql.Int, finalBody.p_spid);
+      request.input('p_clientid', mssql.Int, finalBody.p_clientid);
+      request.input('p_preparername', mssql.VarChar(50), finalBody.p_preparername);
+      request.input('p_address1', mssql.VarChar(50), finalBody.p_address1);
+      request.input('p_address2', mssql.VarChar(50), finalBody.p_address2);
+      request.input('p_city', mssql.VarChar(30), finalBody.p_city);
+      request.input('p_state', mssql.VarChar(2), finalBody.p_state);
+      request.input('p_zip', mssql.VarChar(10), finalBody.p_zip);
+      request.input('p_country', mssql.VarChar(2), finalBody.p_country);
+      request.input('p_revenuelocation', mssql.VarChar(2), finalBody.p_revenuelocation);
+      request.input('p_userid', mssql.VarChar(100), finalBody.p_userid);
+
+
+      const result = await request.execute('carnetsys.UpdateClient');
+      return { data: result.recordset };
+    } catch (error) {
+      console.error('Error executing stored procedure:', error);
+      return { error: error.message };
+    } finally {
+      if (connection) {
+        connection.close();
+      }
+    }
+  };
+
+  CreateClientContact = async (body: CreateAdditionalClientContactsDTO) => {
+    const newBody = {
+      p_spid: null,
+      p_clientid: null,
+      p_contactstable: null,
+      p_defcontactflag: null,
+      p_userid: null,
+    };
+
+    const reqBody = JSON.parse(JSON.stringify(body));
+
+    function setEmptyStringsToNull(obj) {
+      Object.keys(obj).forEach((key) => {
+        if (typeof obj[key] === 'object' && obj[key] !== null) {
+          setEmptyStringsToNull(obj[key]);
+        } else if (obj[key] === '') {
+          obj[key] = null;
+        }
+      });
+    }
+
+    setEmptyStringsToNull(reqBody);
+
+    const finalBody: CreateAdditionalClientContactsDTO = {
+      ...newBody,
+      ...reqBody,
+    };
+
+    let connection: Connection;
+    try {
+      connection = await this.mssqlDBService.getConnection();
+      const request = new Request(connection);
+      request.input('p_spid', mssql.Int, finalBody.p_spid);
+      request.input('p_clientid', mssql.Int, finalBody.p_clientid);
+
+      const contactTable = new mssql.Table('carnetsys.ContactsTable');
+      contactTable.create = true;
+      contactTable.columns.add('FirstName', mssql.VarChar(50));
+      contactTable.columns.add('LastName', mssql.VarChar(50));
+      contactTable.columns.add('MiddleInitial', mssql.VarChar(3));
+      contactTable.columns.add('Title', mssql.VarChar(50));
+      contactTable.columns.add('EmailAddress', mssql.VarChar(100));
+      contactTable.columns.add('PhoneNo', mssql.VarChar(20));
+      contactTable.columns.add('MobileNo', mssql.VarChar(20));
+      contactTable.columns.add('FaxNo', mssql.VarChar(20));
+
+      finalBody.p_contactstable.forEach((contact) => {
+        contactTable.rows.add(
+          contact.FirstName,
+          contact.LastName,
+          contact.MiddleInitial,
+          contact.Title,
+          contact.EmailAddress,
+          contact.PhoneNo,
+          contact.MobileNo,
+          contact.FaxNo,
+        );
+      });
+
+      request.input('p_contactstable', contactTable);
+
+      request.input('p_defcontactflag', mssql.VarChar(1), finalBody.p_defcontactflag);
+      request.input('p_userid', mssql.VarChar(100), finalBody.p_userid);
+
+
+      const result = await request.execute('carnetsys.CreateClientContact');
+      return { data: result.recordset };
+    } catch (error) {
+      console.error('Error executing stored procedure:', error);
+      return { error: error.message };
+    } finally {
+      if (connection) {
+        connection.close();
+      }
+    }
+  };
+
+  UpdateClientContacts = async (body: UpdateClientContactsDTO) => {
+    const newBody = {
+      p_spid: null,
+      p_clientcontactid: null,
+      p_firstname: null,
+      p_lastname: null,
+      p_middleinitial: null,
+      p_title: null,
+      p_phone: null,
+      p_fax: null,
+      p_mobileno: null,
+      p_emailaddress: null,
+      p_userid: null,
+    };
+
+    const reqBody = JSON.parse(JSON.stringify(body));
+
+    function setEmptyStringsToNull(obj) {
+      Object.keys(obj).forEach((key) => {
+        if (typeof obj[key] === 'object' && obj[key] !== null) {
+          setEmptyStringsToNull(obj[key]);
+        } else if (obj[key] === '') {
+          obj[key] = null;
+        }
+      });
+    }
+
+    setEmptyStringsToNull(reqBody);
+
+    const finalBody: UpdateClientContactsDTO = { ...newBody, ...reqBody };
+
+    let connection: Connection;
+    try {
+      connection = await this.mssqlDBService.getConnection();
+      const request = new Request(connection);
+      request.input('p_spid', mssql.Int, finalBody.p_spid);
+      request.input('p_clientcontactid', mssql.Int, finalBody.p_clientcontactid);
+      request.input('p_firstname', mssql.VarChar(50), finalBody.p_firstname);
+      request.input('p_lastname', mssql.VarChar(50), finalBody.p_lastname);
+      request.input('p_middleinitial', mssql.VarChar(3), finalBody.p_middleinitial);
+      request.input('p_title', mssql.VarChar(50), finalBody.p_title);
+      request.input('p_phone', mssql.VarChar(20), finalBody.p_phone);
+      request.input('p_fax', mssql.VarChar(20), finalBody.p_fax);
+      request.input('p_mobileno', mssql.VarChar(20), finalBody.p_mobileno);
+      request.input('p_emailaddress', mssql.VarChar(100), finalBody.p_emailaddress);
+      request.input('p_userid', mssql.VarChar(100), finalBody.p_userid);
+
+      const result = await request.execute('carnetsys.UpdateClientContacts');
+      return { data: result.recordset };
+    } catch (error) {
+      console.error('Error executing stored procedure:', error);
+      return { error: error.message };
+    } finally {
+      if (connection) {
+        connection.close();
+      }
+    }
+
+  };
+
 }