ElFys, Inc.

elfys.fi

Espoo, Catalunya, Finland

11-50 employees

LinkedIn Profile

About ElFys, Inc.

photodetectors, black silicon, ald, cleanroom processing, semiconductor manufacturing, defense, spectral response, spectroscopy, mems nanotechnology, wearable health sensors, low noise, silicon photodiodes, semiconductor and other electronic component manufacturing, uv to nir sensitivity, healthcare, responsivity, photodiodes, photometry, surface passivation, quantum efficiency

ElFys, Inc.'s Tech Stack

Decision Makers at ElFys, Inc.

3 contacts

Antti Haarahiltunen

Chief Technical Officer

a***@elfys.fi Sign up to view

Toni Pasanen

Co-founder and part time project engineer

t***@elfys.fi Sign up to view

Mikko Juntunen

Founder and CEO

m***@elfys.fi Sign up to view

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12 technologies detected · 3 decision makers · Emails available

Sales Outreach Angle

AWS infrastructure signals engineering sophistication. This company likely evaluates cloud cost management, security tooling, observability, and developer productivity solutions.

ElFys, Inc.'s Position in the StackWho Database

• ElFys, Inc. is 1 of 3,122 semiconductors companies tracked in StackWho.
• 3,069 semiconductors companies in our database have verified decision-maker emails (98% of the cohort).
• 1,177 companies in Catalunya are in the StackWho database.
• 1,141 semiconductors companies are in the 11-50 employee range (same size as ElFys, Inc.).

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 ElFys, Inc. use?

ElFys, Inc. uses Cloudflare DNS, Outlook, Microsoft Office 365, Amazon AWS, Google Tag Manager, Vimeo, and 6 more technologies. This data is sourced from StackWho's technology detection engine.

How do I contact the decision makers at ElFys, Inc.?

StackWho has verified email addresses for 3 decision makers at ElFys, Inc.. Pro members can access direct emails for the CEO, CTO, VP of Engineering, and other key contacts. Use StackWho to reach ElFys, Inc. directly for sales, recruiting, or partnerships.

What industry is ElFys, Inc. in?

ElFys, Inc. operates in the semiconductors industry, headquartered in Espoo, Catalunya, Finland. StackWho tracks technology stacks and decision maker contacts for companies across all industries.

Can I export ElFys, Inc.'s contact data?

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