t'works affiliate ASI has been supporting SCHINDLER since 1981 with its technical expertise and language skills. Main focus: technical documentation. Headquartered in Vienna, Schindler Fahrtreppen International GmbH is part of the Swiss-based Schindler Group and the global market leader in escalator manufacture. ASI has been providing language services to this company since 1981, successfully completing over 1,000 projects in specialised fields such as technical documentation, marketing and law.