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Organization and Description of Business | 9 Months Ended
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Sep. 30, 2025
Accounting Policies [Abstract] |
Organization and Description of Business | 1. Organization and Description of Business Appian Corporation (together with its subsidiaries, “Appian,” the “Company,” “we,” or “our”) delivers a software platform that helps organizations run better processes that reduce costs, improve customer experiences, and gain a strategic edge. Committed to client success, we serve many of the world’s largest companies across various industries. We believe processes define each organization. Processes are how they operate, deliver value, and interact with their customers. Appian has both the platform and the expertise to enable enterprise transformation. We are headquartered in McLean, Virginia and operate both in the United States and internationally, including Australia, Canada, France, Germany, India, Italy, Japan, Mexico, the Netherlands, Portugal, Singapore, Spain, Sweden, Switzerland, and the United Kingdom.

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