diff --git a/packages/api/src/crm/contact/services/leadsquared/index.ts b/packages/api/src/crm/contact/services/leadsquared/index.ts
new file mode 100644
index 000000000..8296167dc
--- /dev/null
+++ b/packages/api/src/crm/contact/services/leadsquared/index.ts
@@ -0,0 +1,140 @@
+import { Injectable } from '@nestjs/common';
+import { IContactService } from '@crm/contact/types';
+import { CrmObject } from '@crm/@lib/@types';
+import axios from 'axios';
+import { LoggerService } from '@@core/@core-services/logger/logger.service';
+import { PrismaService } from '@@core/@core-services/prisma/prisma.service';
+import { ActionType, handle3rdPartyServiceError } from '@@core/utils/errors';
+import { EncryptionService } from '@@core/@core-services/encryption/encryption.service';
+import { ApiResponse } from '@@core/utils/types';
+import { ServiceRegistry } from '../registry.service';
+import {
+  LeadSquaredContactInput,
+  LeadSquaredContactOutput,
+  LeadSquaredContactResponse,
+} from './types';
+import { SyncParam } from '@@core/utils/types/interface';
+
+@Injectable()
+export class LeadSquaredService implements IContactService {
+  constructor(
+    private prisma: PrismaService,
+    private logger: LoggerService,
+    private cryptoService: EncryptionService,
+    private registry: ServiceRegistry,
+  ) {
+    this.logger.setContext(
+      CrmObject.contact.toUpperCase() + ':' + LeadSquaredService.name,
+    );
+    this.registry.registerService('zoho', this);
+  }
+
+  formatDate(date: Date): string {
+    const year = date.getUTCFullYear();
+    const month = date.getUTCMonth();
+    const currentDate = date.getUTCDate();
+    const hours = date.getUTCHours();
+    const minutes = date.getUTCMinutes();
+    const seconds = date.getUTCSeconds();
+    return `${year}-${month}-${currentDate} ${hours}:${minutes}:${seconds}`;
+  }
+
+  async addContact(
+    contactData: LeadSquaredContactInput,
+    linkedUserId: string,
+  ): Promise<ApiResponse<LeadSquaredContactOutput>> {
+    try {
+      const connection = await this.prisma.connections.findFirst({
+        where: {
+          id_linked_user: linkedUserId,
+          provider_slug: 'leadsquared',
+          vertical: 'crm',
+        },
+      });
+      const headers = {
+        'Content-Type': 'application/json',
+        'x-LSQ-AccessKey': this.cryptoService.decrypt(connection.access_token),
+        'x-LSQ-SecretKey': this.cryptoService.decrypt(connection.secret_token),
+      };
+
+      const resp = await axios.post(
+        `${connection.account_url}/v2/LeadManagement.svc/Lead.Create`,
+        contactData,
+        {
+          headers,
+        },
+      );
+      const userId = resp.data['Message']['Id'];
+      const final_res = await axios.get(
+        `${connection.account_url}/v2/LeadManagement.svc/Leads.GetById?id=${userId}`,
+        {
+          headers,
+        },
+      );
+
+      return {
+        data: final_res.data.data[0],
+        message: 'Leadsquared contact created',
+        statusCode: 201,
+      };
+    } catch (error) {
+      throw error;
+    }
+  }
+
+  async sync(
+    data: SyncParam,
+  ): Promise<ApiResponse<LeadSquaredContactOutput[]>> {
+    try {
+      const { linkedUserId } = data;
+      const connection = await this.prisma.connections.findFirst({
+        where: {
+          id_linked_user: linkedUserId,
+          provider_slug: 'leadsquared',
+          vertical: 'crm',
+        },
+      });
+      const headers = {
+        'Content-Type': 'application/json',
+        'x-LSQ-AccessKey': this.cryptoService.decrypt(connection.access_token),
+        'x-LSQ-SecretKey': this.cryptoService.decrypt(connection.secret_token),
+      };
+
+      const fromDate = this.formatDate(new Date(0));
+      const toDate = this.formatDate(new Date());
+
+      const resp = await axios.get(
+        `${connection.account_url}/v2/LeadManagement.svc/Leads.RecentlyModified`,
+        {
+          Parameter: {
+            FromDate: fromDate,
+            ToDate: toDate,
+          },
+        },
+        {
+          headers,
+        },
+      );
+      const leads = resp?.data['Leads'].map(
+        (lead: LeadSquaredContactResponse) => {
+          const leadSquaredContact: LeadSquaredContactOutput = {};
+          lead.LeadPropertyList.map(
+            ({ Attribute, Value }: { Attribute: string; Value: string }) => {
+              leadSquaredContact[Attribute] = Value;
+            },
+          );
+          return leadSquaredContact;
+        },
+      );
+      //this.logger.log('CONTACTS LEADSQUARED ' + JSON.stringify(resp.data.data));
+      this.logger.log(`Synced leadsquared contacts !`);
+      return {
+        data: leads || [],
+        message: 'Leadsquared contacts retrieved',
+        statusCode: 200,
+      };
+    } catch (error) {
+      throw error;
+    }
+  }
+}
diff --git a/packages/api/src/crm/contact/services/leadsquared/mappers.ts b/packages/api/src/crm/contact/services/leadsquared/mappers.ts
new file mode 100644
index 000000000..96334dd6e
--- /dev/null
+++ b/packages/api/src/crm/contact/services/leadsquared/mappers.ts
@@ -0,0 +1,176 @@
+import { Address } from '@crm/@lib/@types';
+import {
+  UnifiedCrmContactInput,
+  UnifiedCrmContactOutput,
+} from '@crm/contact/types/model.unified';
+import { IContactMapper } from '@crm/contact/types';
+import { LeadSquaredContactInput, LeadSquaredContactOutput } from './types';
+import { Utils } from '@crm/@lib/@utils';
+import { MappersRegistry } from '@@core/@core-services/registries/mappers.registry';
+import { Injectable } from '@nestjs/common';
+
+@Injectable()
+export class LeadSquaredContactMapper implements IContactMapper {
+  constructor(
+    private mappersRegistry: MappersRegistry,
+    private utils: Utils,
+  ) {
+    this.mappersRegistry.registerService('crm', 'contact', 'zoho', this);
+  }
+  desunify(
+    source: UnifiedCrmContactInput,
+    customFieldMappings?: {
+      slug: string;
+      remote_id: string;
+    }[],
+  ): LeadSquaredContactInput {
+    // Assuming 'email_addresses' array contains at least one email and 'phone_numbers' array contains at least one phone number
+    const primaryEmail = source.email_addresses?.[0]?.email_address;
+    const primaryPhone = source.phone_numbers?.[0]?.phone_number;
+
+    const result: LeadSquaredContactInput = {
+      First_Name: source.first_name,
+      Last_Name: source.last_name,
+    };
+    if (primaryEmail) {
+      result.EmailAddress = primaryEmail;
+    }
+    if (primaryPhone && source.phone_numbers?.[0]?.phone_type == 'WORK') {
+      result.Account_Phone = primaryPhone;
+    }
+    if (primaryPhone && source.phone_numbers?.[0]?.phone_type == 'MOBILE') {
+      result.Mobile = primaryPhone;
+    }
+    if (source.addresses && source.addresses[0]) {
+      result.Account_Street1 = source.addresses[0].street_1;
+      result.Account_City = source.addresses[0].city;
+      result.Account_State = source.addresses[0].state;
+      result.Account_Zip = source.addresses[0].postal_code;
+      result.Account_Country = source.addresses[0].country;
+    }
+    if (source.user_id) {
+      result.OwnerId = source.user_id;
+    }
+    if (customFieldMappings && source.field_mappings) {
+      for (const [k, v] of Object.entries(source.field_mappings)) {
+        const mapping = customFieldMappings.find(
+          (mapping) => mapping.slug === k,
+        );
+        if (mapping) {
+          result[mapping.remote_id] = v;
+        }
+      }
+    }
+
+    return result;
+  }
+
+  async unify(
+    source: LeadSquaredContactOutput | LeadSquaredContactOutput[],
+    connectionId: string,
+    customFieldMappings?: {
+      slug: string;
+      remote_id: string;
+    }[],
+  ): Promise<UnifiedCrmContactOutput | UnifiedCrmContactOutput[]> {
+    if (!Array.isArray(source)) {
+      return this.mapSingleContactToUnified(
+        source,
+        connectionId,
+        customFieldMappings,
+      );
+    }
+
+    // Handling array of HubspotContactOutput
+    return Promise.all(
+      source.map((contact) =>
+        this.mapSingleContactToUnified(
+          contact,
+          connectionId,
+          customFieldMappings,
+        ),
+      ),
+    );
+  }
+
+  private async mapSingleContactToUnified(
+    contact: LeadSquaredContactOutput,
+    connectionId: string,
+    customFieldMappings?: {
+      slug: string;
+      remote_id: string;
+    }[],
+  ): Promise<UnifiedCrmContactOutput> {
+    const field_mappings: { [key: string]: any } = {};
+    if (customFieldMappings) {
+      for (const mapping of customFieldMappings) {
+        field_mappings[mapping.slug] = contact[mapping.remote_id];
+      }
+    }
+    // Constructing email and phone details
+    const email_addresses =
+      contact && contact.EmailAddress
+        ? [
+            {
+              email_address: contact.EmailAddress,
+              email_address_type: 'PERSONAL',
+            },
+          ]
+        : [];
+
+    const phone_numbers = [];
+
+    if (contact && contact.Account_Phone) {
+      phone_numbers.push({
+        phone_number: contact.Account_Phone,
+        phone_type: 'WORK',
+      });
+    }
+    if (contact && contact.Mobile) {
+      phone_numbers.push({
+        phone_number: contact.Mobile,
+        phone_type: 'MOBILE',
+      });
+    }
+    if (contact && contact.Account_Fax) {
+      phone_numbers.push({
+        phone_number: contact.Account_Fax,
+        phone_type: 'fax',
+      });
+    }
+    if (contact && contact.Phone) {
+      phone_numbers.push({
+        phone_number: contact.Phone,
+        phone_type: 'home',
+      });
+    }
+
+    const address: Address = {
+      street_1: contact.Account_Street1,
+      city: contact.Account_City,
+      state: contact.Account_State,
+      postal_code: contact.Account_Zip,
+      country: contact.Account_Country,
+    };
+
+    const opts: any = {};
+    if (contact.OwnerId) {
+      opts.user_id = await this.utils.getUserUuidFromRemoteId(
+        contact.OwnerId,
+        connectionId,
+      );
+    }
+
+    return {
+      remote_id: String(contact.pros),
+      remote_data: contact,
+      first_name: contact.First_Name ?? null,
+      last_name: contact.Last_Name ?? null,
+      email_addresses,
+      phone_numbers,
+      field_mappings,
+      ...opts,
+      addresses: [address],
+    };
+  }
+}
diff --git a/packages/api/src/crm/contact/services/leadsquared/types.ts b/packages/api/src/crm/contact/services/leadsquared/types.ts
new file mode 100644
index 000000000..8f17b62b3
--- /dev/null
+++ b/packages/api/src/crm/contact/services/leadsquared/types.ts
@@ -0,0 +1,108 @@
+type LeadSquaredContact = {
+  /*
+   * user_id
+   * first_name
+   * last_name
+   * email
+   * phone
+   * address
+   */
+  ProspectID: string;
+  FirstName: string;
+  LastName: string;
+  EmailAddress: string;
+  Company: string;
+  OwnerId: string;
+  Origin: string;
+  Phone: string | null;
+  Mobile: string | null;
+  Website: string | null;
+  TimeZone: string | null;
+  Source: string;
+  SourceMedium: string | null;
+  Notes: string | null;
+  SourceCampaign: string | null;
+  SourceContent: string | null;
+  DoNotEmail: '0' | '1';
+  DoNotCall: '0' | '1';
+  ProspectStage: string;
+  Score: string;
+  Revenue: string;
+  EngagementScore: string;
+  TotalVisits: string | null;
+  PageViewsPerVisit: string | null;
+  AvgTimePerVisit: string | null;
+  RelatedProspectId: string | null;
+  ProspectActivityId_Min: string;
+  ProspectActivityDate_Min: string;
+  Web_Referrer: string | null;
+  Web_RefKeyword: string | null;
+  ProspectActivityId_Max: string;
+  ProspectActivityName_Max: string;
+  ProspectActivityDate_Max: string;
+  RelatedLandingPageId: string | null;
+  FirstLandingPageSubmissionId: string | null;
+  FirstLandingPageSubmissionDate: string | null;
+  CreatedBy: string;
+  CreatedOn: string;
+  ModifiedBy: string;
+  ModifiedOn: string;
+  LeadConversionDate: string | null;
+  StatusCode: '0';
+  StatusReason: '0';
+  IsLead: '1';
+  NotableEvent: 'Modified';
+  NotableEventdate: string;
+  SourceReferrer: string | null;
+  LastVisitDate: string;
+  CompanyType: string | null;
+  RelatedCompanyId: string | null;
+  IsPrimaryContact: string;
+  MailingPreferences: string | null;
+  LastOptInEmailSentDate: null;
+  DoNotTrack: null;
+  RelatedCompanyIdName: null;
+  RelatedCompanyOwnerId: null;
+  CompanyTypeName: null;
+  CompanyTypePluralName: null;
+  LeadLastModifiedOn: string;
+  OwnerIdName: string;
+  OwnerIdEmailAddress: string;
+  Groups: string;
+  CreatedByName: string;
+  ModifiedByName: string;
+  Account_CompanyName: string;
+  Account_ShortName: string;
+  Account_TimeZone: string;
+  Account_Website: string;
+  Account_Street1: string;
+  Account_Street2: string;
+  Account_City: string;
+  Account_State: string;
+  Account_Country: string;
+  Account_Zip: string;
+  Account_Fax: string;
+  Account_Phone: string;
+  Owner_FirstName: string;
+  Owner_MiddleName: string;
+  Owner_LastName: string;
+  Owner_EmailAddress: string;
+  Owner_FullName: string;
+  Owner_TimeZone: string;
+  Owner_AssociatedPhoneNumbers: string;
+  Org_ShortCode: string;
+  Account_Address: string;
+  [key: string]: string | number | boolean | null;
+};
+
+export type LeadSquaredContactResponse = {
+  LeadPropertyList: [
+    {
+      Attribute: string;
+      Value: string;
+    },
+  ];
+};
+
+export type LeadSquaredContactInput = Partial<LeadSquaredContact>;
+export type LeadSquaredContactOutput = LeadSquaredContactInput;