Whatssub

whatssub.co

Seoul, South Korea

1-10 employees

LinkedIn Profile

About Whatssub

subscription, spending management, fintech, ai, finance technology, information technology & services, financial services

Whatssub's Tech Stack

AI/ML

Decision Makers at Whatssub

1 contact

Joontae Kim

CEO & Founder

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8 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.

Whatssub's Position in the StackWho Database

• Whatssub is 1 of 21,667 financial services companies tracked in StackWho.
• 21,586 financial services companies in our database have verified decision-maker emails (100% of the cohort).
• 452 companies in Seoul are in the StackWho database.
• 8,943 financial services companies are in the 1-10 employee range (same size as Whatssub).

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 Whatssub use?

Whatssub uses Route 53, Gmail, Google Apps, Amazon AWS, Remote, Reviews, and 2 more technologies. This data is sourced from StackWho's technology detection engine.

How do I contact the decision makers at Whatssub?

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

What industry is Whatssub in?

Whatssub operates in the financial services industry, headquartered in Seoul, South Korea. StackWho tracks technology stacks and decision maker contacts for companies across all industries.

Can I export Whatssub's contact data?

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