1. AidaForm.com
2. Capterra Inc. by Gartner Inc.
3. Clarity Wave
4. Creative Research Systems
5. Crowdsignal
6. Jotform Inc.
7. Outgrow
8. Paperform Pty. Ltd.
9. Poll Everywhere Inc.
10. QuestionPro Inc.
11. Simply Voting Inc.
12. SmartSurvey
13. Stratics Networks
14. SurveyLegend
15. Votenet Solutions Inc.