Resolve SQL Server consuming long execution - sql

Question

The below query is of a view for which a top 10 * taking 1 minute 58 seconds sometime 2 minutes 30 seconds also, need help to tune the query all the joined tables have indexes already created.
The below query has CTE expressions and multiple joins and case statements. Need help on tuning the below query.
WITH CrmStatus AS
(SELECT DISTINCT
ESTAT,
StatusShortDesc,
sp.ProcessType
FROM refCRMStatus cs WITH (NOLOCK)
INNER JOIN refCRMStatusProfile sp ON sp.Processprofile = cs.ProcessType),
CTEOrgMaan1 AS
(SELECT Sorg.DistributionChannel AS DistributionChannel,
SO.Objectname AS SalesOffCode,
SOr.Objectname AS SalesOrgID,
SGrp.Objectname AS SalesGroup,
dvnb.DivisionName AS Brand,
Sorg.[H_CRMDOrgmanHSK],
Lnkorg.[H_CMRDLinkHSK],
[H_OpportunityHSK]
FROM [dbo].[S_CMRDOrgman] Sorg WITH (NOLOCK)
INNER JOIN [dbo].[L_CMRDLinkOrgman] Lnkorg WITH (NOLOCK) ON Lnkorg.[H_CRMDOrgmanHSK] = Sorg.[H_CRMDOrgmanHSK]
INNER JOIN vw_DivisionorBrand dvnb ON dvnb.DivisionCode = Sorg.DIVISION
INNER JOIN [dbo].[refSalesOfficeCRM] SO ON SO.[SalesOfficeID] = Sorg.SALESOFFICE
INNER JOIN [dbo].[refSalesOrgCRM] SOr ON SOr.[SalesOrgID] = Sorg.SALESORG
INNER JOIN [dbo].[refSalesGroupCRM] SGrp ON SGrp.[SalesGroupID] = Sorg.SalesGroup),
CTEAppoint AS
(SELECT HO.H_OpportunityHSK,
HO.ProcessType AS BusinessTransType,
refPt.ObjectType AS ObjectType,
refPt.processDesc AS ProcessDesc,
LeadGUID AS CRMOrderGUID,
SA.[APPLGUID],
SA.[APPTGUID],
SA.AppntID,
SA.ApptType AS AppointmentType,
SA.ApptText AS TextofAppointment,
SA.[CreatedBy],
SA.[ChangedBy],
SA.Startdate,
SA.FromTime,
SA.[AppntStartTimeZone] AS AppointmentStartTimeZone,
SA.[AppntStartTime] AS AppointmentStartTime,
SA.EndDate,
SA.ToTime,
SA.[AppntEndTimeZone] AS AppointmentEndTimeZone,
SA.[AppntEndTime] AS AppointmentEndTime,
SA.CreationDate,
SA.CreationTime,
SA.TimeStampCreation,
SA.ChangedOn,
SA.LastChangedAt,
SA.[TimeStampChangeTime] AS TimeStampOfChangeTime
FROM [dbo].[H_Opportunity] HO
INNER JOIN [dbo].[L_AppointmentorderADM] LA ON LA.[H_OpportunityHSK] = HO.[H_OpportunityHSK]
INNER JOIN [dbo].s_Appointment SA --with (index ([NonClusteredIndex-20200507-034807]))
ON LA.[L_AppointmentOrderADMHSK] = SA.[L_AppointmentOrderADMHSK]
INNER JOIN [dbo].[refProcessType] refPt ON refPt.[ProcessType] = HO.ProcessType)
SELECT a.*,
CTEOrgMaan.SalesOffCode,
CTEOrgMaan.SalesGroup,
CTEOrgMaan.SalesOrg AS SalesOrgID,
CTEOrgMaan.DistributionChannel,
CTEOrgMaan.Brand
FROM (SELECT DISTINCT
CApp.H_OpportunityHSK,
CApp.BusinessTransType,
CApp.ObjectType,
CApp.ProcessDesc,
CApp.CRMOrderGUID,
CApp.[APPLGUID],
CApp.[APPTGUID],
CApp.AppntID,
CApp.AppointmentType,
CApp.TextofAppointment,
CApp.[CreatedBy],
CApp.[ChangedBy],
CApp.Startdate,
CApp.FromTime,
CApp.AppointmentStartTimeZone,
CApp.AppointmentStartTime,
CApp.EndDate,
CApp.ToTime,
CApp.AppointmentEndTimeZone,
CApp.AppointmentEndTime,
CApp.CreationDate,
CApp.CreationTime,
CApp.TimeStampCreation,
CApp.ChangedOn,
CApp.LastChangedAt,
CApp.TimeStampOfChangeTime,
PARTNERFCT AS PartnerFunction,
rfct.DESCRIPTION AS PartnerDesc,
PartnerNo,
Partnerguid,
MainPartner AS MainPartnerFlag,
St.[Stat] AS Status,
stu.[StatusShortDesc],
CASE WHEN CC.CompanyName IS NOT NULL THEN CC.CompanyName ELSE CI.FullName END AS CustomerName,
CONVERT(varchar(MAX),
CASE
WHEN CC.H_EngageCustomerHSK IS NOT NULL THEN CC.H_EngageCustomerHSK
ELSE CASE
WHEN CI.H_EngageCustomerHSK IS NULL THEN CONVERT(uniqueidentifier, (HASHBYTES('Md5', 'NA')))
ELSE CI.H_EngageCustomerHSK
END
END) AS CustomerHSK,
CASE WHEN CC.CustomerType IS NOT NULL THEN CC.CustomerType ELSE CI.CustomerType END AS CustomerType
FROM [dbo].[H_CMRDPartner] Hp
LEFT JOIN [dbo].[S_CMRPartner] Sp ON Hp.[H_CMRDPartnerHSK] = Sp.[H_CMRDPartnerHSK]
INNER JOIN [dbo].[L_CRMDPartner] LCP ON LCP.[H_CMRDPartnerHSK] = Hp.[H_CMRDPartnerHSK]
LEFT JOIN [dbo].[L_CRMDCustomerPartner] CCP ON CCP.[H_CMRDPartnerHSK] = Hp.[H_CMRDPartnerHSK]
LEFT JOIN S_CustomerCompany CC ON CC.H_EngageCustomerHSK = CCP.[H_EngageCustomerHSK]
LEFT OUTER JOIN S_CustomerIndividual CI ON CI.H_EngageCustomerHSK = CCP.[H_EngageCustomerHSK]
LEFT JOIN CTEAppoint CApp ON CApp.H_OpportunityHSK = LCP.H_OpportunityHSK
INNER JOIN [dbo].[S_CRMOrderADMStatus] St ON St.[H_OpportunityHSK] = CApp.H_OpportunityHSK
INNER JOIN CrmStatus stu ON stu.ESTAT = St.Stat
AND stu.processType = CApp.BusinessTransType
LEFT JOIN refCRMCPartnerFCT rfct ON rfct.[PARTNER_FCT] = Sp.PartnerFCT
WHERE Sp.PartnerFCT = '00000009') a
INNER JOIN vw_getCRMDOrgman_new CTEOrgMaan ON CTEOrgMaan.H_OpportunityHSK = a.H_OpportunityHSK;
GO