What technologies does us4us Ltd. use?

us4us Ltd. uses Outlook, Microsoft Office 365, Google Font API, Google Tag Manager, reCAPTCHA. View their full technology stack — including all 8 detected tools — on StackWho.

Who is the CTO & cofounder of us4us Ltd.?

Mateusz Walczak is the CTO & cofounder at us4us Ltd.. Get verified contact information on StackWho.

Where is us4us Ltd. located?

us4us Ltd. is based in Warszawa, woj. mazowieckie, Poland.

us4us Ltd.

us4us.eu

electrical/electronic manufacturing

us4us.eu

Warszawa, woj. mazowieckie, Poland

1-10 employees

LinkedIn Profile

About us4us Ltd.

ultrasound methods & systems, medical devices, medical ultrasound, electronic design, appliances, electrical, & electronics manufacturing, portable ultrasound research system, industrial ultrasound applications, medical device certification, consulting, fpga design, services, ultrasound system prototyping, product development support, ultrasound research in biology, medical ultrasound systems, ultrasound shear wave elastography, ultrasound signal conditioning, research and development in biotech

us4us Ltd.'s Tech Stack

AI/ML

Decision Makers at us4us Ltd.

1 contact

Mateusz Walczak

CTO & cofounder

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8 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.

us4us Ltd.'s Position in the StackWho Database

• us4us Ltd. is 1 of 6,701 electrical/electronic manufacturing companies tracked in StackWho.
• 6,598 electrical/electronic manufacturing companies in our database have verified decision-maker emails (98% of the cohort).
• 2,024 companies in woj. mazowieckie are in the StackWho database.
• 2,220 electrical/electronic manufacturing companies are in the 1-10 employee range (same size as us4us Ltd.).

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 us4us Ltd. use?

us4us Ltd. uses Outlook, Microsoft Office 365, Google Font API, Google Tag Manager, reCAPTCHA, WordPress.org, and 2 more technologies. This data is sourced from StackWho's technology detection engine.

How do I contact the decision makers at us4us Ltd.?

StackWho has verified email addresses for 1 decision maker at us4us Ltd.. Pro members can access direct emails for the CEO, CTO, VP of Engineering, and other key contacts. Use StackWho to reach us4us Ltd. directly for sales, recruiting, or partnerships.

What industry is us4us Ltd. in?

us4us Ltd. operates in the electrical/electronic manufacturing industry, headquartered in Warszawa, woj. mazowieckie, Poland. StackWho tracks technology stacks and decision maker contacts for companies across all industries.

Can I export us4us Ltd.'s contact data?

Yes. StackWho Pro members can export decision maker contact data for us4us Ltd. and similar companies to CSV. Use the export feature to build targeted prospect lists segmented by technology stack, industry, or location.