J21 Corporation

japan21.co.jp

Japan

11-50 employees

LinkedIn Profile

About J21 Corporation

japan market management, it services & it consulting, regulatory negotiation, market expansion, supply chain management, regulatory navigation, product support, cloud services, infrastructure solutions, digital transformation, market-specific certification, certification services, business development, after-sales service, mobility infrastructure, professional, scientific, and technical services, construction & real estate, mobility technology

J21 Corporation's Tech Stack

10 technologies detected · 2 decision makers · Emails available

Sales Outreach Angle

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J21 Corporation's Position in the StackWho Database

• J21 Corporation 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).
• 74,148 information technology & services companies are in the 11-50 employee range (same size as J21 Corporation).

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

Frequently Asked Questions

What technology does J21 Corporation use?

J21 Corporation uses Amazon SES, Outlook, MailChimp SPF, VueJS, Mapbox, Google Maps, and 4 more technologies. This data is sourced from StackWho's technology detection engine.

How do I contact the decision makers at J21 Corporation?

StackWho has verified email addresses for 2 decision makers at J21 Corporation. Pro members can access direct emails for the CEO, CTO, VP of Engineering, and other key contacts. Use StackWho to reach J21 Corporation directly for sales, recruiting, or partnerships.

What industry is J21 Corporation in?

J21 Corporation operates in the information technology & services industry, headquartered in Japan. StackWho tracks technology stacks and decision maker contacts for companies across all industries.

Can I export J21 Corporation's contact data?

Yes. StackWho Pro members can export decision maker contact data for J21 Corporation and similar companies to CSV. Use the export feature to build targeted prospect lists segmented by technology stack, industry, or location.