Customer concentration
A small number of customers account for a large share of revenue, so losing one would materially hurt sales.
- Scope
- Two customers were 31.9% of fiscal 2025 net revenues.
- Materiality
- high
IEH Corp
IEH Corp designs and manufactures high-performance electronic connectors and interconnect solutions for demanding applications where reliability matters, especially defense, aerospace, and space. The company sells both directly and through distributors, and it also develops custom and hybrid connector products for customer-specific requirements.
−2,9 %
18,9 %
−4,4 %
+2,2 %
7.02
4.85
| % | |
|---|---|
| Standard high-reliability connectors | 55% Catalog PCB and interconnect products used in defense and aerospace assemblies. |
| Defense-qualified connector products | 35% MIL-spec and QPL-listed products sold into defense programs and contractors. |
| Custom interconnect solutions | 7% Engineered connectors tailored to customer-specific electrical and mechanical needs. |
| High-speed and hybrid connectors | 3% Newer products for data transmission and combined power/signal applications. |
IEH sells mainly to OEMs, defense contractors, and distributors that resell into aerospace and other industrial end...
- Defense contractorsprimary
Buy MIL-spec and QPL-listed connectors for defense platforms and programs; this is the largest revenue base.
- Commercial aerospace OEMsprimary
Buy high-reliability connectors for aircraft systems and assemblies, often with strict qualification requirements.
- Space launch and space systems customerssecondary
Buy specialized connectors for commercial space applications where performance and reliability are critical.
- Medical, oil and gas, and industrial customerssecondary
Buy ruggedized interconnects for specialized equipment and harsh-environment applications.
- Distributors and independent sales representativessecondary
Help reach OEM accounts across multiple regions and extend market coverage without direct selling everywhere.
IEH is based in the United States, with manufacturing operations in Brooklyn, New York and Allentown, Pennsylvania...
- •Manufacturing operations in Brooklyn, New York and Allentown, Pennsylvania
- •Sales coverage across the United States and multiple international regions
- •International sales were 5.7% of revenue in fiscal 2025
- •China represented 8.0% of international sales in fiscal 2025
- •Distributor network spans Canada, the EU, Southeast Asia, Central Asia, and the Middle East
- •Global sourcing and tariffs can affect margins and delivery timing
IEH is focused on expanding its connector portfolio with new high-speed and hybrid products while continuing to win...
01
Grow defense program contentshort-term
Defense is the largest revenue source and supports qualification-based demand.
02
Expand product breadthmedium-term
New high-speed and hybrid products can open additional applications and reduce reliance on legacy lines.
03
Deepen custom engineering capabilitymedium-term
Customer-specific designs improve stickiness and help win demanding programs.
IEH’s revenue is concentrated in a few large customers and in defense-related programs, so order timing or customer...
Defense program timing and demand variability
Revenue depends on ordering cycles and program execution timing, which can move materially between periods.
- Scope
- Defense was 65.7% of fiscal 2025 revenue.
- Materiality
- high
Operational disruption at manufacturing sites
Production is concentrated in Brooklyn and Allentown, so outages or cyber incidents could halt shipments.
- Scope
- Two U.S. manufacturing locations.
- Materiality
- high
Geopolitical and tariff exposure
Global conflicts and tariff changes can raise costs, disrupt sourcing, and affect international demand.
- Scope
- International sales and global sourcing.
- Materiality
- medium
Revenue recognition
Affects reported revenue and margin timing
Inventory valuation
Can affect cost of sales and gross margin
Income tax estimates
Affects net income and effective tax rate
: 28.4.2026