ABD
Metallurgical Solutions Kuzey Amerika
Şirket Merkezi
300 Corporate Parkway – 118N
Amherst, NY 14226

ABD
Affival New Kensington Fabrikası
210 14th St
New Kensington, PA 15068

ABD
OPTA Adrian Tesisi
545 Industrial Drive
Adrian, MI 49221

ABD
OPTA Birmingham Fabrikası
5000 Commerce Ave
Irondale, AL 35210

ABD
OPTA East Chicago Fabrikası
5222 Indianapolis Blvd
East Chicago, IN 46312

ABD
OPTA Kingsbury Fabrikası
5. Cadde, Bina No. 4
Kingsbury, IN 46345

ABD
OPTA Keeseville Fabrikası
International Materials & Supplies
56 Industrial Park Rd
Keeseville, NY 12944

ABD
OPTA Milan Fabrikası
345 E Main St.
Milan, MI 48160

ABD
OPTA Myoma Fabrikası
130 Myoma Road
Mars, PA 16046

ABD
OPTA Turtle Creek Tesisi
938 Larimer Ave
Turtle Creek, PA 15145

ABD
OPTA Walkerton Tesisi
205 Laporte Trail
Walkerton, IN 46574

ABD
OPTA Warren Fabrikası
101 Tidewater St NE
Warren, OH 44483

ABD
Carbide Industries
Şirket Merkezi
4400 Bells Lane
Louisville, KY 40216

ABD
Carbide Industries Calvert City Fabrikası
3204 Industrial Parkway
Calvert City, KY 42029

ABD
OPTA Proses Teknolojisi Grubu
689 Sugar Ln
Elyria, OH 44035

ABD
QUAB Chemicals
Şirket Merkezi
300 Corporate Parkway-118N
Amherst, NY 14226

ABD
QUAB Chemicals Mobil Tesisi
4201 Degussa Road
Theodore, AL 36582

Kanada
Opta Group
Şirket Merkezi
104–3027 Harvester Rd
Burlington, ON L7N 3G7

Kanada
OPTA Nanticoke Fabrikası
1010 Haldimand Road 3
Nanticoke, ON N0A 1L0

Kanada
OPTA Regina Fabrikası
2111 Industrial Dr
Regina, SK S4R 8R7

Kanada
OPTA Selkirk Fabrikası
510 Mercy St
Selkirk, MB R1A 1Z9

Kanada
OPTA Stoney Creek Tesisi
871 Arvin Caddesi
Stoney Creek, ON L8E 5N8

Kanada
OPTA Glass Waterdown Fabrikası
407 Parkside Dr
Waterdown, ON L0R 2H0