Intellistack

Intellistack, formerly Formstack, provides no-code workflow automation software. Its offerings include Formstack tools for building forms, generating documents and collecting eSignatures, and Intellistack Streamline, an AI-native workflow platform that includes contract lifecycle management (CLM).

The website says the company serves organizations across industries and cites customer examples in higher education, healthcare and sales and legal teams. It states that more than 32,000 organizations use its products worldwide. Pricing and revenue model details are not published on the pages reviewed; the site directs visitors to request a demo and lists a partner program.

Founded in 2006 as Formstack, the company rebranded as Intellistack in 2025. Its headquarters are in Denver, Colorado, with additional offices in Fishers (Indiana), Los Angeles, Menlo Park, Krakow, Sydney and London. Its open roles include sales, customer success, engineering and product management, located in Denver, Krakow, Toronto and remote in the United States.

Product: Formstack forms, document generation and eSignature tools, and Intellistack Streamline, an AI-native no-code workflow and CLM platform.