FSI International

What FSI International does

FSI International, Inc. was a designer, manufacturer, and marketer of equipment used in the fabrication of microelectronics. The company was founded in 1973 and headquartered in Chaska, Minnesota, with a historical employee base of 251–500. Its products were deployed in the semiconductor industry, addressing process steps in microelectronics manufacturing such as surface preparation and wet processing — an area it expanded via the 1999 acquisition of YieldUP International. The company accessed public capital markets as NASDAQ:FSII and also received institutional capital from Summit Partners (Series 4, 1985-10-20).

The company is no longer commercially active. The corporate website fsi-intl.com is a parked domain offered for sale through NameSilo, containing only placeholder pages, an offer submission form, and a generic privacy policy. Operating status is recorded as closed, the equity is delisted, and there is no evidence of ongoing product offerings, customer relationships, revenue, headcount, partnerships, or management beyond the historical record of Donald Mitchell as Chairman & CEO. No marketing channels, distribution channels, pricing data, or active investments are identifiable in the current data set.

Name

FSI International

Website

https://fsi-intl.com

Company type

Private

Founded year

1973

Operating status

Closed

Headcount range

251–500 employees

Short description

FSI International was a Chaska, Minnesota-based designer and manufacturer of microelectronics fabrication equipment, founded in 1973. The company, formerly NASDAQ:FSII, served the semiconductor industry with surface preparation and process tools but is now defunct, with its website parked for sale.

Ownership category

akta.pro rank

Product category

Semiconductor Manufacturing Equipment

NAICS

Semiconductor Machinery Manufacturing (333242)

SIC

Special Industry Machinery, Nec (3559), Electronic & Other Electrical Equipment (No Computer Equip) (3600)

akta.pro primary industry

Logic Foundries (Advanced Nodes) (HDAHACAA)

akta.pro secondary industries

Test, Measurement & Calibration Equipment Manufacturing Services (ATE, DAQ, metrology electronics) (IMAGAGAH), Sensors & Instrumentation Electronics Manufacturing Services (Transmitters, analyzers, industrial sensors) (IMAGAGAL)

Keywords

• Semiconductor fabrication equipment
• Microelectronics manufacturing
• Wet processing systems
• Surface preparation equipment
• Fabrication tools

Headquarters

HQ city

Chaska

HQ country

United States

HQ region

North America

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

Personnel, Operations, Technology or R&D, Supply Chain, Marketing or Sales, Infrastructure

Core offering

FSI International designs, manufactures, markets, and supports equipment used in the fabrication of microelectronics. The company's commercial web domain is currently inactive (parked and offered for sale through NameSilo), so only the historical firmographic description of equipment-based offerings is available in the source data.

Differentiator

Problem solved

Functional benefit

Products and services

• Microelectronics fabrication equipment Equipment designed, manufactured, marketed, and supported by FSI International for use in the fabrication of microelectronics, sold to semiconductor manufacturers and other microelectronics producers.

Ideal customer profiles1 record

Technology focussed Yes

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Recent moves4 records

Direct peers

• Lam Research: Direct peer in semiconductor wafer fabrication equipment, particularly in etch and deposition, competing head-to-head for the same fab capex dollars FSI historically targeted.
• Ulvac: Japanese vacuum and semiconductor process equipment maker with overlapping product categories in dry etch, deposition, and sputtering, serving the same fab customer base.
• Screen Holdings: Japan-based semiconductor cleaning equipment leader; wet-processing and surface preparation is a category FSI was historically known for, making Screen a direct functional peer.
• KLA Corporation: Specialist in process control and yield-management metrology equipment for semiconductor fabs, closely comparable to FSI's role in supporting microelectronics fabrication workflows.

Broad incumbents

• ASML: Dominant lithography equipment supplier to advanced-node fabs; an adjacent incumbent that buys and integrates complementary subsystems from peers like FSI for sale into the same semiconductor customers.
• Tokyo Electron: Japanese semiconductor production equipment major with broad portfolio spanning coater/developers, etch, cleaning, and wafer-processing subsystems directly overlapping FSI's historical microelectronics fabrication equipment footprint.
• Applied Materials: Largest US-based semiconductor equipment maker, serving the same fab customers as FSI with adjacent process-tool capabilities across deposition, etch, CMP, and inspection.
• Hitachi High-Tech: Sells semiconductor metrology, inspection, and process equipment to global fabs, including CD-SEM and defect inspection tools relevant to the same fabrication workflows FSI supported.

Emerging players

• ACM Research: US-listed semiconductor cleaning equipment specialist focused on single-wafer wet clean, directly comparable to FSI's historical surface-preparation product lines.
• Axcelis Technologies: US-based specialty semiconductor equipment vendor focused on ion implantation; comparable as a mid-scale, narrowly focused equipment maker serving similar logic and memory fab customers.

Market position

Strengths3 records

Weaknesses4 records

Competitive moat2 records

Key risks5 records

Key highlights4 records

Customer concentration

Revenue estimate

Valuation estimate

Number of profiles

Profiles1 record

Funding overview

Funding rounds1 record

Investors1 record

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A1 record

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about FSI International