Aetna Insulated Wire Inc is a Marmon Co/A Berkshire Hathaway Company located in Virginia Beach, VA. Aetna manufacturers all of its cables at this location. Aetna uses copper conductor on all of its products from 8 awg to 1000kcmil. Voltages range from 600v to 35kv. Aetna utilizes the latest technology in its manufactoring process. All cables are manufactured and tested to the latest standards such as UL, AEIC,ICEA,CSA, IEEE to name a few.