-- Below will provide the Job Owner Details
SELECT s.name AS JobName, l.name AS JobOwner, s.enabled 
FROM msdb..sysjobs s
LEFT JOIN master.sys.syslogins l ON s.owner_sid = l.sid
WHERE l.name IS NOT NULL and l.name in ('Domain\User' )
ORDER by l.name
 
-- Below will provide DB Owners
SELECT name, 
        suser_sname( owner_sid ) AS DBOwnerName
FROM master.sys.databases
WHERE suser_sname( owner_sid )in  ('Domain\User' )
 
--- Below will provide Each Object Owners 
;with objects_cte as
(
    select
        o.name,
        o.type_desc,
        case
           
when o.principal_id is null then s.principal_id
           
else o.principal_id
        end as principal_id
    from sys.objects o
    inner join sys.schemas s
    on o.schema_id = s.schema_id
    where o.is_ms_shipped = 0
    and o.type in ('U', 'FN', 'FS', 'FT', 'IF', 'P', 'PC', 'TA', 'TF', 'TR', 'V')
)
select
    cte.name,
    cte.type_desc,
    dp.name
from objects_cte cte
inner join sys.database_principals dp
on cte.principal_id = dp.principal_id
where dp.name in  ('Domain\User' ) or dp.name <>'dbo'