lcSites = addbs(fileloc) + 'bluebook\sites'
lcERs = addbs(fileloc) + 'bluebook\ers'
lcCEO1 = addbs(fileloc) + 'bluebook\people'
lcTC1 = addbs(fileloc) + 'bluebook\people'
lcTC2 = addbs(fileloc) + 'bluebook\people'

** yielding something like
select * , ers.name, tc1.name, tc2.name, ceo1.name ;
   from (lcSites) ;
   left outer join (lcERs) as ers on sites.er = ers.er_id ;
   left outer join (lcCEO1) as ceo1 on sites.ceo1 = ceo1.person_id