Callisto

projectcallisto.org

San Francisco, California, United States

11-50 employees

LinkedIn Profile

About Callisto

technology, sexual violence prevention, sexual violence response, professional sexual coercion response, matching escrow system, personal health, nonprofits, non profit, health care, non-profit organizations, survivor network, nonprofit technology, encrypted platform, justice system reform, student safety, support services, secure survivor-offender matching, non-profit, survivor data security, matching system

Callisto's Tech Stack

Decision Makers at Callisto

1 contact

Tracy Detomasi

Chief Executive Officer

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18 technologies detected · 1 decision maker · Emails available

Sales Outreach Angle

AWS infrastructure signals engineering sophistication. This company likely evaluates cloud cost management, security tooling, observability, and developer productivity solutions.

Callisto's Position in the StackWho Database

• Callisto is 1 of 6,988 nonprofit organization management companies tracked in StackWho.
• 6,976 nonprofit organization management companies in our database have verified decision-maker emails (100% of the cohort).
• 53,147 companies in California are in the StackWho database.
• 3,579 nonprofit organization management companies are in the 11-50 employee range (same size as Callisto).

Technology detection from public web signals. Decision-maker contacts compiled from LinkedIn public profiles, company filings, and verified outbound testing. Methodology & sources · Updated July 2026.

Frequently Asked Questions

What technology does Callisto use?

Callisto uses Cloudflare DNS, Gmail, Google Apps, CloudFlare Hosting, Amazon AWS, HeapAnalytics, and 12 more technologies. This data is sourced from StackWho's technology detection engine.

How do I contact the decision makers at Callisto?

StackWho has verified email addresses for 1 decision maker at Callisto. Pro members can access direct emails for the CEO, CTO, VP of Engineering, and other key contacts. Use StackWho to reach Callisto directly for sales, recruiting, or partnerships.

What industry is Callisto in?

Callisto operates in the nonprofit organization management industry, headquartered in San Francisco, California, United States. StackWho tracks technology stacks and decision maker contacts for companies across all industries.

Can I export Callisto's contact data?

Yes. StackWho Pro members can export decision maker contact data for Callisto and similar companies to CSV. Use the export feature to build targeted prospect lists segmented by technology stack, industry, or location.