AP s.r.l.
https://www.asteap.com
Auctiongallery
http://auctiongallery.it
Bolaffi S.p.A.
https://www.bolaffi.it
Ferrario Aste
http://www.ferrarioaste.com
Filatelia Mazzini Milano
http://www.filateliamazzinimilano.it
Franco Casati s.a.s.
https://www.casatiaste.it
Ghiglione
http://www.ghiglione.it
Herbert Geier
http://www.geier-auktionen.de
Il Ponte Casa d’Aste
https://www.ponteonline.com
Italphil
https://www.italphil.org
Laser Invest
http://www.laserinvest.com
Studio Filatelico Toselli
http://www.toselli.com
Vaccari SRL
https://www.vaccari.it