PROEF

proefgroup.com

Porto, Porto District, Portugal

501-1000 employees

LinkedIn Profile

About PROEF

electricity, telecommunications, it, renewable energy, insurance, equipment rental, r, d, power, energia, energy, iot, smart city initiatives, network deployment, fiber network for telecom operators, solar panel installation, energy transition strategies in europe, innovative engineering solutions, energy transition, innovation

PROEF's Tech Stack

16 technologies detected · 1 decision maker · Emails available

Sales Outreach Angle

WordPress as a CMS signals a content-driven or SMB digital presence. SEO tools, hosting solutions, and page-builder plugins are natural fits for outreach.

PROEF's Position in the StackWho Database

• PROEF is 1 of 8,104 construction companies tracked in StackWho.
• 8,059 construction companies in our database have verified decision-maker emails (99% of the cohort).
• 799 companies in Porto District are in the StackWho database.
• 237 construction companies are in the 501-1000 employee range (same size as PROEF).

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 PROEF use?

PROEF uses MailJet, Outlook, MailChimp SPF, Microsoft Office 365, The Trade Desk, Mobile Friendly, and 10 more technologies. This data is sourced from StackWho's technology detection engine.

How do I contact the decision makers at PROEF?

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

What industry is PROEF in?

PROEF operates in the construction industry, headquartered in Porto, Porto District, Portugal. StackWho tracks technology stacks and decision maker contacts for companies across all industries.

Can I export PROEF's contact data?

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