4PSA

4psa.com

information technology & services

4psa.com

Bucharest, Bucharest, Romania

11-50 employees

10000000 revenue

LinkedIn Profile

About 4PSA

communication, unified communications, cloud, communications in the cloud, saas, pbx, telephony, telecommunications, hosting, collaboration, voip, software development, service provider solutions, encryption, call routing, software publishers, auto-attendant ivr, monitoring and reporting, voip platform, cloud telephony for large enterprises

4PSA's Tech Stack

AI/ML

Marketing

Hubspot

Cloud

Render

Decision Makers at 4PSA

1 contact

Elena Carstoiu

COO & Co-founder

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18 technologies detected · 1 decision maker · Emails available

Sales Outreach Angle

HubSpot users typically run inbound-led sales motions. Products that integrate with HubSpot (email automation, CRM enrichment, ABM platforms) are natural fits.

4PSA's Position in the StackWho Database

• 4PSA 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).
• 1,225 companies in Bucharest are in the StackWho database.
• 74,148 information technology & services companies are in the 11-50 employee range (same size as 4PSA).

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 4PSA use?

4PSA uses CloudFlare Hosting, Cloudflare DNS, Gmail, Google Apps, Google Tag Manager, WordPress.org, and 12 more technologies. This data is sourced from StackWho's technology detection engine.

How do I contact the decision makers at 4PSA?

StackWho has verified email addresses for 1 decision maker at 4PSA. Pro members can access direct emails for the CEO, CTO, VP of Engineering, and other key contacts. Use StackWho to reach 4PSA directly for sales, recruiting, or partnerships.

What industry is 4PSA in?

4PSA operates in the information technology & services industry, headquartered in Bucharest, Bucharest, Romania. StackWho tracks technology stacks and decision maker contacts for companies across all industries.

Can I export 4PSA's contact data?

Yes. StackWho Pro members can export decision maker contact data for 4PSA and similar companies to CSV. Use the export feature to build targeted prospect lists segmented by technology stack, industry, or location.