Global Nalco Locations
Local Sales Offices
Energy Services Contacts

Nalco Company
WPS Headquarters
1601 W. Diehl Road
Naperville, Il 60563-1198
630-305-1000 Phone
630-305-2900 Fax

Nalco Energy Services Headquarters
7705 Highway 90-A
Sugar Land, TX 77478
281-263-7000 Phone

Oman

Nalco Ltd
c/o Special Oilfield Services
PO Box 880
PC112
Muscat
Sultanate of Oman
Tel: +968 24496372
Fax: +968 24495863