ARLINGTON, TX - ACP International, and sister company SA-SO, have acquired Stonehouse Signs of Arvada, Colorado. Stonehouse production and sales are moving to the headquarters of ACP and SA-SO in Arlington, Texas. We have planned the transition to maintain a high level of service and minimize disruption of customer orders. For service, please call the same phone number, (800) 525-0456, or send us a message using the contact page.