Esco-Pacific Signs, Inc. - Photo Gallery SCO-Pacific Signs has been a part of Chehalis, WA, for over 30 years. Locally owned and operated, it is a small company with an old...-fashioned commitment. Consulting- Each employee at Esco-Pacific Signs has been in the sign industry for over 15 years. We are able to secure permits and inform you of what is available..., and is effective at communicating your message. Manufacture - Esco-Pacific Signs will manufacture your sign with top materials and quality workmanship. Your sign will be professional just...