What technologies does Castled use?

Castled uses Gmail, Google Apps, Amazon AWS, Vercel, Mobile Friendly. View their full technology stack — including all 16 detected tools — on StackWho.

Who is the Co-Founder | CTO of Castled?

Franklin George is the Co-Founder | CTO at Castled. Get verified contact information on StackWho.

Where is Castled located?

Castled is based in San Francisco, California, United States.

Castled

castled.io

information technology & services

castled.io

San Francisco, California, United States

1-10 employees

LinkedIn Profile

About Castled

warehousenative, customer engagement platform, marketing automation, dataapp, software development, marketing & advertising, saas, computer software, information technology & services, enterprise software, enterprises, b2b

Castled's Tech Stack

Decision Makers at Castled

1 contact

Franklin George

Co-Founder | CTO

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16 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.

Castled's Position in the StackWho Database

• Castled is 1 of 194,140 information technology & services companies tracked in StackWho.
• 193,618 information technology & services companies in our database have verified decision-maker emails (100% of the cohort).
• 53,147 companies in California are in the StackWho database.
• 97,391 information technology & services companies are in the 1-10 employee range (same size as Castled).

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 Castled use?

Castled uses Gmail, Google Apps, Amazon AWS, Vercel, Mobile Friendly, Google Tag Manager, and 10 more technologies. This data is sourced from StackWho's technology detection engine.

How do I contact the decision makers at Castled?

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

What industry is Castled in?

Castled operates in the information technology & services industry, headquartered in San Francisco, California, United States. StackWho tracks technology stacks and decision maker contacts for companies across all industries.

Can I export Castled's contact data?

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