IAC

Aerospace Parts Manufacturingiac-corp.co.jp

IAC Corporation is a privately held Japanese aerospace parts manufacturer founded in 1947, producing precision-machined aircraft structural components, jigs/fixtures, and Nadcap-certified surface treatment services for major aerospace OEMs including Boeing, Embraer, and Japanese airframe manufacturers.

Company typePrivate
Founded1947
HeadquartersKakamigahara, Japan
Headcount501–1,000
GTM typeB2B
OfferingHardware or Manufacturing

IAC firmographics

Firmographics

Name: IAC
Legal name: IAC Corporation
Website: https://iac-corp.co.jp
Company type: Private
Founded year: 1947
Operating status: Operating
Headcount range: 501–1,000 employees
Short description: IAC Corporation is a privately held Japanese aerospace parts manufacturer founded in 1947, producing precision-machined aircraft structural components, jigs/fixtures, and Nadcap-certified surface treatment services for major aerospace OEMs including Boeing, Embraer, and Japanese airframe manufacturers.
Ownership category
akta.pro rank

IAC industry classification

Industry

Product category: Aerospace Parts Manufacturing
NAICS: Aerospace Product and Parts Manufacturing (33641), Other Aircraft Parts and Auxiliary Equipment Manufacturing (336413), Metal Coating, Engraving (except Jewelry and Silverware), and Allied Services to Manufacturers (332812)
SIC: Aircraft Parts & Auxiliary Equipment, Nec (3728), Coating, Engraving & Allied Services (3470)
akta.pro industry: PRIMARYIMABAEAA
Primary Airframe Structures (Fuselage, Wing, Empennage)
Industrials, Manufacturing & Construction/Aerospace & Defense Manufacturing/Aerospace Structures, Airframes & Composites
SECONDARYIMABAEAD
Structural Assemblies & Integration (Airframe Subassemblies)
Industrials, Manufacturing & Construction/Aerospace & Defense Manufacturing/Aerospace Structures, Airframes & Composites
SECONDARYIMABAEAJ
Interior Structural Components (Floor Beams, Seat Tracks, Frames)
Industrials, Manufacturing & Construction/Aerospace & Defense Manufacturing/Aerospace Structures, Airframes & Composites

Keywords

Aerospace parts manufacturing
Precision CNC machining
Aircraft structural components
Jig fixture design
Aerospace surface treatment

Where IAC is headquartered

Location

Headquarters

HQ city: Kakamigahara
HQ country: Japan
HQ region: Asia

Offices9 records

Markets served

IAC business model

Business model

GTM type: B2B
Offering type: Hardware or Manufacturing
Cost components: Personnel, Supply Chain, Infrastructure, Technology or R&D, Operations

Revenue model

Aerospace Structural Parts Manufacturing: IAC Corporation manufactures precision-machined aerospace structural components (aluminum and titanium) and assemblies for major aerospace OEMs and tier-1 suppliers worldwide. Revenue is generated through long-term supply contracts and project-based orders for aircraft parts.
Jig and Ground Support Equipment Design and Manufacturing: Design and manufacture of custom aerospace jigs, fixtures, and ground support equipment including dollies, assembly fixtures, workstands, and inspection tools. Billed per project/custom order.
Surface Treatment Services (Malaysia): Chemical processing and painting services for aircraft parts performed at the IAC Malaysia facility, including anodizing, shot peening, and NDT, serving both internal production needs and external aerospace customers.
Total Solution Services (Subcontracting): Technical, manufacturing, and quality sub-contracting services including NC programming, jig design, CMM inspection, and mass production inspection services, offered as shared services to aerospace manufacturers to reduce their administrative costs.

Go-to-market motion1 record

Distribution channels1 record

IAC product offering

Product offering

Core offering

IAC Corporation manufactures precision-machined aerospace structural parts (aluminum and titanium alloys) for global aircraft OEMs and tier-1 suppliers, using 5-axis CNC machining centers (including units up to 18m in length). The company also provides Nadcap-accredited surface treatment and chemical processing/paint services at its Malaysian facility, designs and fabricates custom jigs, fixtures, and ground support equipment, and offers Total Solution sub-contracting services covering NC programming, jig fabrication, and CMM quality inspection.

Product overview

IAC Corporation operates as an aerospace parts manufacturer with a one-stop production solution system. The core product portfolio consists of three main divisions: Precision Machining (aircraft structural parts manufacturing using 5-axis machining centers up to 18m), Surface Treatment/Chemical Processing/Paint (Nadcap-accredited special processes in Malaysia including anodizing, painting, NDT, and shot peening), and Jig/Ground Support Equipment Design and Manufacturing. These core products are supported by Total Solution service modules covering Technical Support (jig/fixture design and NC programming), Manufacturing Support (jig manufacturing and trial parts fabrication), and Quality Support (3D CMM inspection and mass production inspection). The company also operates global production bases in Japan, Malaysia, and Vietnam.

Differentiator

Problem solved

Functional benefit

Products and services

Precision Machining of Aerospace Structural Parts Custom precision machining of aircraft structural components in aluminum and titanium alloys using vertical and horizontal 5-axis machining centers, NC lathes, and other CNC equipment; capable of processing complex shapes and large components up to 18m in length. Targeted at global aerospace OEMs and tier-1 suppliers.
Surface Treatment / Chemical Processing / Paint (Malaysia) Nadcap-accredited aerospace surface treatment services delivered from IAC Malaysia, including vapor degreasing, metal cleaning, penetrant inspection (NDT), anodizing (chromic acid, sulfuric acid, boric & sulfuric acid), painting, identification marking, and shot peening for aircraft parts. Serves aerospace OEMs and tier-1 suppliers requiring certified special processes.
Jig and Ground Support Equipment Design and Manufacturing Design and manufacture of custom aerospace jigs, fixtures, and ground support equipment, including machining fixtures, inspection fixtures, assembly fixtures, bonding fixtures, workstands, dollies, and maintenance equipment, with in-house TIG and MIG welding capability. Sold to aerospace manufacturers requiring tooling for aircraft programs.
Total Solution – Technical Support Sub-contracted engineering services for aerospace manufacturers, covering jig and fixture design (machining, inspection, vacuuming, assembly, and bonding fixtures), inspection tool design, workstand and dolly/carriage design, and NC program sub-contracting using CATIA V5/VERICUT. Delivered as a shared service to reduce customers' administrative costs.
Total Solution – Manufacturing Support Sub-contracted manufacturing services for aerospace manufacturers, including jig and fixture fabrication (machining fixtures, inspection fixtures, hanging tools, scaffolds, bonding tools, transport trolleys) and trial parts fabrication for emergency, oversized, complex-shape, forged/casted, and hard-metal parts up to 10m in length.
Total Solution – Quality Support Sub-contracted quality and inspection services for aerospace manufacturers, including 3D CMM high-accuracy measurement, CMM inspection program creation, and mass-production inspection using a wide variety of inspection equipment. Sold as a shared service to reduce customer calibration and inspection overhead.

Quantifiable outcome

Components up to 18m in length can be manufactured in-house
+2 more outcomes

Companies that use IAC

Customer profile

Named customers12 records

Segments4 records

Ideal customer profiles3 records

IAC technology and API

Technology

Technology focussed No

API detail

Has API: No
API docs
API detail

Core technology

AI maturity

App detail

Feature6 records

IAC partnerships and signals

Strategic signal

Partnerships

Two partnerships are on record, tiered minor.

Google (AI Overviews impact)minorOthers · 4 November 2025This news article references IAC Inc. (a separate US media company), not IAC Corporation. It reports that IAC Inc. experienced a 2% revenue decline in its media division due to Google's AI Overviews. IAC Inc.'s stock dropped over 8% following its Q3 report. This is unrelated to IAC Corporation (Japanese aerospace manufacturer).
Vivian Health (AI Assistant)minorOthersThis news article about Vivian Health launching an AI hiring assistant on October 15, 2025 is about a separate company and is not related to IAC Corporation (Japanese aerospace manufacturer). Vivian Health operates a healthcare talent marketplace and has no connection to IAC Corporation's aerospace manufacturing business.

Scale indicators7 records

Recent moves9 records

Expansion highlights5 records

IAC competitors and assessment

Company assessment

Direct peers

Magellan Aerospace: Canadian tier-2 supplier of precision-machined aerospace components and assemblies, including complex structural parts for major OEMs. Closely comparable in scale, product mix, and tier-2 position to IAC.
Ducommun Incorporated: US-based tier-2 aerospace structural components manufacturer serving Boeing, Airbus, and other OEMs. Highly comparable as a precision-machined parts and assemblies supplier to the commercial and defense aerospace market.
Senior plc: UK-based tier-2 aerospace and defense components manufacturer producing complex structural parts and fluid conveyance systems. Comparable in business model as a precision engineering supplier to major airframers.

Peers

Triumph Group:

Market position

Strengths5 records

Weaknesses2 records

Competitive moat5 records

Key risks6 records

Key highlights6 records

Customer concentration

IAC compliance and trust

Trust signal

Compliance6 records

IAC financial estimates

Financial estimate

Revenue estimate

Valuation estimate

IAC leadership team

Management profile

Number of profiles

Profiles1 record

IAC subsidiaries and ownership

Company hierarchy

Subsidiaries2 records

IAC funding detail

Funding detail

Funding overview

Funding rounds

Investors

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

IAC M&A and investment

M&A and investment

M&A

Investments

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

Frequently asked questions about IAC

What does IAC do?

Is IAC a public or private company?

IAC is a private company. It is classified as family owned and is currently operating.

When was IAC founded?

IAC was founded in 1947. It employs 501 to 1,000 people.

Where is IAC based?

IAC is headquartered in Kakamigahara, Japan, in the Asia region.

How does IAC make money?

Four revenue lines are on record. Aerospace Structural Parts Manufacturing is the primary driver. The others are jig and Ground Support Equipment Design and Manufacturing, surface Treatment Services (Malaysia) and total Solution Services (Subcontracting).

Who are IAC's main competitors?

Direct peers on record are Magellan Aerospace, Ducommun Incorporated and Senior plc. Triumph Group is listed as a peer.

Does IAC have an API?

No public API is recorded for IAC.

What industry is IAC in?

IAC's product category is Aerospace Parts Manufacturing. Its primary akta.pro industry code is IMABAEAA, Primary Airframe Structures (Fuselage, Wing, Empennage), with a secondary code of IMABAEAD, Structural Assemblies & Integration (Airframe Subassemblies). Its NAICS code is 33641 and its SIC code is 3728.