Insights

Emerging photodiode leader ElFys, Inc. is a compact semiconductor player focused on high-sensitivity photodiodes with EQE over 96% across 250–950 nm, offering custom sizes and arrays. This presents opportunities to target optical sensing, imaging, spectroscopy, and wearable applications that require low-loss, highly efficient photodiodes.

Wearable market ramp Recent financing in 2022 to ramp up production for the wearable market indicates a strategic push into consumer and health wearables. Sales teams can pursue partnerships with wearable device manufacturers, medical sensors, and fitness tech firms seeking superior photodiode performance.

Strategic investment backing Lead investor involvement from Samsung Venture Investment Corporation and a total funding of about $7.3M signals validation and potential scale. Leverage this credibility to approach venture-backed startups and Tier 1 sensor and imaging integrators seeking reliable, scalable photodiode supply.

Operational leadership Appointment of a VP of Operations in 2022 reflects a focus on manufacturing readiness and supply chain performance. Engage with procurement and contract manufacturers that require predictable lead times, quality assurance, and scalable production for custom photodiode arrays.

Competitive positioning With a technology edge in induced junction and black silicon achieving near-ideal photodiode response, ElFys can differentiate in markets needing high sensitivity across broad spectra. Target OEMs in optical sensing, LIDAR, spectroscopy, and scientific instrumentation where performance gaps exist with standard photodiodes.

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ElFys, Inc. Tech Stack

ElFys, Inc. uses 8 technology products and services including Google Ads, LinkedIn Ads, Amazon Web Services, and more. Explore ElFys, Inc.'s tech stack below.

ElFys, Inc.'s Email Address Formats

ElFys, Inc. uses at least 2 email formats:
ElFys, Inc. Email FormatsExamplePercentage
First.Last@elfys.fiJohn.Doe@elfys.fi
96%
Last.First@elfys.fiDoe.John@elfys.fi
4%

Frequently Asked Questions

What is ElFys, Inc.'s official website and social media links?

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ElFys, Inc.'s official website is elfys.fi and has social profiles on LinkedIn and Crunchbase.

How much revenue does ElFys, Inc. generate?

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As of August 2026, ElFys, Inc.'s annual revenue is estimated to be <$1M.

What is ElFys, Inc.'s NAICS code?

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ElFys, Inc.'s NAICS code is 3344 - Semiconductor and Other Electronic Component Manufacturing.

How many employees does ElFys, Inc. have currently?

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As of August 2026, ElFys, Inc. has approximately 15 employees across 1 continents, including Europe. Key team members include Chief Technical Officer: A. H., Vice President Operations: T. K. and Head Of Sales And Marketing: F. J. Explore ElFys, Inc.'s employee directory with LeadIQ.

What industry does ElFys, Inc. belong to?

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ElFys, Inc. operates in the Semiconductor Manufacturing industry.

What technology does ElFys, Inc. use?

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ElFys, Inc.'s tech stack includes Google Ads, LinkedIn Ads, Amazon Web Services, WordPress, CookieYes, Microsoft 365, Backbone.js and Webflow.

What is ElFys, Inc.'s email format?

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ElFys, Inc.'s email format typically follows the pattern of First.Last@elfys.fi. Find more ElFys, Inc. email formats with LeadIQ.

How much funding has ElFys, Inc. raised to date?

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As of August 2026, ElFys, Inc. has raised $7.3M in funding. The last funding round occurred on Sep 04, 2025 for $3M.

When was ElFys, Inc. founded?

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ElFys, Inc. was founded in 2017.
ElFys, Inc. logo

ElFys, Inc.

Semiconductor ManufacturingCentral Finland, Finland11-50 Employees

ElFys, Inc. is a semiconductor manufacturing company founded in fall 2017 and based in Central Finland, with operations in a region west of Helsinki. It focuses on producing highly sensitive photodiodes enabled by a patented approach that combines induced junctions and black silicon to achieve high external quantum efficiency across a broad wavelength range. The company offers standard photodiode formats as well as custom sizes, shapes, and arrays, supporting customers seeking drop-in replacements for existing photodiode solutions. Its primary market comprises applications requiring high sensitivity in photodetection, and the business positions itself within the broader semiconductor manufacturing sector by delivering devices with minimal optical and electrical losses to improve detection performance. A notable recent development is the company’s continued emphasis on scaling production for wearable applications, reflecting a direction toward expanding capacity and market reach in its niche.

Section iconCompany Overview

Website
elfys.fi
NAICS Code
3344 - Semiconductor and Other Electronic Component Manufacturing
Founded
2017
Employees
11-50

Section iconFunding & Financials

  • $7.3M

    ElFys, Inc. has raised a total of $7.3M of funding over 4 rounds. Their latest funding round was raised on Sep 04, 2025 in the amount of $3M as a Grant.

  • <$1M

    ElFys, Inc.'s revenue is estimated to be in the range of <$1M

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