CRN

crn.eng.br

Rio de Janeiro, State of Rio de Janeiro, Brazil

11-50 employees

LinkedIn Profile

About CRN

engineering, environmental services, integrity management, structural engineering, offshore engineering, subsea engineering, project managemente, rd, i solutions, naval engineering, environmental engineering, ocean engineering, transport phenomena, renewables & environment

CRN's Tech Stack

Email

Microsoft Office 365 Outlook

Other

Google Cloud Hosting

AI/ML

Decision Makers at CRN

1 contact

Mateus Weiland

Engineering Manager

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4 technologies detected · 1 decision maker · Emails available

Sales Outreach Angle

CRN uses Outlook, Microsoft Office 365, Google Cloud Hosting among other technologies. Use StackWho to identify the right decision-maker email for targeted sales outreach, recruiting, or partnership development.

CRN's Position in the StackWho Database

• CRN is 1 of 4,031 oil & energy companies tracked in StackWho.
• 3,985 oil & energy companies in our database have verified decision-maker emails (99% of the cohort).
• 1,173 companies in State of Rio de Janeiro are in the StackWho database.
• 1,430 oil & energy companies are in the 11-50 employee range (same size as CRN).

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 CRN use?

CRN uses Outlook, Microsoft Office 365, Google Cloud Hosting, AI. This data is sourced from StackWho's technology detection engine.

How do I contact the decision makers at CRN?

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

What industry is CRN in?

CRN operates in the oil & energy industry, headquartered in Rio de Janeiro, State of Rio de Janeiro, Brazil. StackWho tracks technology stacks and decision maker contacts for companies across all industries.

Can I export CRN's contact data?

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