34 companies in this supply chain, sorted by market share.
World's largest EV and grid storage battery maker. 45% share of Chinese EV battery market in 2024; dominant LFP grid storage manufacturer. Has US supply relationships via Ford, BMW; building factory in Michigan via LRS JV (subject to political uncertainty).
Supplies these inputs
Lithium-ion battery cells (prismatic, cylindrical, pouch)
Business segments
- EV Battery Cells & Packs (LFP / NMC)55% rev
- Grid-Scale Energy Storage (LFP)25% rev
- Sodium-Ion Batteries (SIB) — Emerging5% rev
- Battery Materials & Mining10% rev
World's largest flat glass producer; AGC Automotive segment is the #1 global supplier of windshields, side glass, and rear glass to OEMs; produces ~30% of global automotive glazing; also makes float glass, architectural glass, and specialty glass for electronics (TFT substrates).
Supplies these inputs
Automotive laminated glass (windshields, side windows)
Business segments
- Architecture (Flat Glass)35% rev
- Automotive Glazing30% rev
- Electronics Glass20% rev
- Chemicals & Fluoropolymers15% rev
World's largest automotive microcontroller manufacturer by unit volume. Controls ~30% of automotive MCU market. A March 2021 fire at Renesas's Naka fab (Japan) destroyed cleanroom equipment and directly worsened the global automotive chip shortage that cost automakers $210B in lost production. Renesas is also the world's third-largest MCU vendor overall.
Supplies these inputs
Automotive-grade semiconductors (MCUs, SoCs, power devices)
Business segments
- Automotive Semiconductors (World #1 MCU)50% rev
- Industrial + IoT MCUs30% rev
- Timing + Network Infrastructure (IDT)12% rev
- Power + Analog8% rev
Cleveland, Ohio-based integrated steel producer (NYSE: CLF); formed through acquisitions of AK Steel (2020) and ArcelorMittal USA (2020) — now the largest flat-rolled steel producer in North America. Key plate facilities: Burns Harbor, Indiana (carbon/HSLA plate + heat treating); Gary, Indiana (same grade mix); Coatesville, Pennsylvania (EAF-based, 800,000 tons/year, 450+ steel chemistries including military alloy, quench-and-temper capability). Also serves automotive as AK Steel legacy. The Coatesville PA facility is one of the most technically capable US plate mills — produces complex alloys including military armor plate. Iron ore mining operations in Minnesota/Michigan (Minorca Mine, Tilden Mine, Empire Mine) provide integrated raw material supply from Great Lakes region.
Supplies these inputs
Advanced high-strength steel (AHSS) and ultra-HSS sheets
Business segments
- Grain-Oriented Electrical Steel (GOES) — Sole US Producer12% rev
- Flat-Rolled Steel (Automotive, Appliance, General)55% rev
- Specialty Plate (Military Armor + Structural)12% rev
- Iron Ore & Pellet Production (Minnesota/Michigan)21% rev
World's largest EV manufacturer and second-largest battery producer. BYD's Fudi Battery subsidiary manufactures LFP cells, including the 'Blade Battery' prismatic LFP cell used in EVs and increasingly in grid storage. 2024: 153.7 GWh deployed (17.2% global EV battery share). Major facilities in Huizhou (Guangdong) and multiple inland China cities.
Supplies these inputs
Lithium-ion battery cells (prismatic, cylindrical, pouch)
Replaceability
Substitutability 45% · 12 mo to replace
Business segments
- Electric Vehicles (Passenger)50% rev
- Batteries (Fudi / FinDreams)25% rev
- Commercial Vehicles & Transit15% rev
- Electronics & Components10% rev
Global automotive technology supplier; spun off from Delphi Automotive in 2017; world's second-largest wiring harness manufacturer; operates 14 manufacturing sites in Ukraine employing ~16,000 workers (disrupted by 2022 Russian invasion); also leads in ADAS and autonomous vehicle software.
Supplies these inputs
Vehicle wiring harnesses
Business segments
- Signal & Power Solutions (Wiring Harnesses)65% rev
- Advanced Safety & Autonomous Systems30% rev
- Aftermarket5% rev
Second-largest harness maker; 400+ subsidiaries in 30+ countries; local-for-local production strategy
Supplies these inputs
Vehicle wiring harnesses
Replaceability
Substitutability 40% · 18 mo to replace
Business segments
- Automotive Wiring Harnesses70% rev
- Automotive Connectors & Components20% rev
- Optical Fiber & Telecom (Sumitomo Electric parent)10% rev
Worlds largest automotive wiring harness manufacturer; 619 facilities in 46 countries; HQ Susono, Shizuoka Japan
Supplies these inputs
Vehicle wiring harnesses
Replaceability
Substitutability 40% · 18 mo to replace
Business segments
- Automotive Wiring Harnesses80% rev
- Automotive Components (Meters & Connectors)12% rev
- Solar & Energy Equipment5% rev
- Gas Equipment3% rev
LG Energy Solution, Ltd. (Seoul; KRX: 373220; ~KRW 25T revenue; spun off from LG Chem in 2020, IPO 2022) is one of the world's largest lithium-ion battery manufacturers with ~10% of the global consumer electronics LCO cell market. LGES produces LCO pouch cells at Ochang, North Chungcheong Province, South Korea and at Nanjing, China. Consumer electronics customers include LG Electronics (flagship G and V series smartphones, now discontinued), Google Pixel phones, and various laptop OEMs. LGES is primarily known for its EV battery business (NMC/NCMA cells for GM Ultium, Stellantis, Volkswagen, Honda) — its consumer electronics cell business is smaller and shrinking as the company prioritizes high-margin EV contracts. LGES operates a joint venture with GM (Ultium Cells LLC) building four US battery gigafactories.
Supplies these inputs
Lithium-ion battery cells (prismatic, cylindrical, pouch)
Replaceability
Substitutability 45% · 12 mo to replace
Business segments
- EV Battery Cells (NMC/NCMA — Ultium & OEMs)65% rev
- Energy Storage Systems (Grid ESS)15% rev
- Consumer Electronics & Cylindrical Cells15% rev
- Cylindrical Cells for EV (Tesla supply)5% rev
Ireland-based Tier-1 automotive supplier; 131 facilities in 48 countries; Signal and Power Solutions segment
Supplies these inputs
Vehicle wiring harnesses
Replaceability
Substitutability 50% · 12 mo to replace
Business segments
- Signal & Power Solutions (Harnesses)55% rev
- Advanced Safety & User Experience30% rev
- Smart Vehicle Architecture15% rev
Germany's largest semiconductor company; #3 in automotive chips globally (~12% automotive IC market). Specializes in power semiconductors (MOSFETs, IGBTs for motor control, EV inverters), automotive microcontrollers, and ADAS sensing. Acquired Cypress Semiconductor in 2020 for $9.4B. EVs consume 2-3x more Infineon power content than ICE vehicles -- accelerating growth. Munich-area HQ; Dresden fab is Europe's largest automotive chip facility.
Supplies these inputs
Automotive-grade semiconductors (MCUs, SoCs, power devices)
Replaceability
Substitutability 25% · 24 mo to replace
Business segments
- Automotive (ATV)46% rev
- Green Industrial Power (GIP)22% rev
- Power & Sensor Systems (PSS)20% rev
- Connected Secure Systems (CSS)12% rev
Global automotive seating and electrical systems supplier; world's third-largest wiring harness manufacturer; E-Systems segment produces harnesses, high-voltage connectors for EVs, and charging systems; major Mexican manufacturing base (20+ plants); seating segment is the largest in the world.
Supplies these inputs
Vehicle wiring harnesses
Business segments
- Seating Systems60% rev
- E-Systems (Electrical)40% rev
Eindhoven, Netherlands-based semiconductor company (NASDAQ: NXPI); the dominant supplier of CAN bus transceivers and automotive microcontrollers used in agricultural ECUs. TJA family CAN transceivers (TJA1042, TJA1050, TJA1040) are the de facto standard in automotive AND agricultural CAN bus networks — every ISOBUS-compliant ECU and implement controller contains NXP CAN transceivers. S32K series Arm Cortex-M automotive MCUs support CAN FD (up to 8 Mbps) and ISO 26262 functional safety (ASIL B/D); widely used in tractor zone ECUs, body control, and electrification. ISOBUS (ISO 11783) is built on CAN bus (ISO 11898); NXP dominates the transceiver market that underpins every ISOBUS communication on every modern tractor, combine, and implement. Also major supplier for automotive ADAS, V2X, and RF systems.
Supplies these inputs
Automotive-grade semiconductors (MCUs, SoCs, power devices)
Replaceability
Substitutability 25% · 24 mo to replace
Business segments
- Automotive Semiconductors (World #1)55% rev
- Secure Identification + NFC (Passport + Payments)20% rev
- Industrial IoT + Edge Computing15% rev
- RF + Power + Connectivity10% rev
World's #2 steel producer; operates 3 US coke plants (as part of integrated steel mills in Indiana) that produce coal tar as a mandatory byproduct of the coking process. Coal tar is the raw material for creosote (railroad tie preservative). ArcelorMittal entered long-term coal tar supply agreements with Koppers Holdings through 2026. While ArcelorMittal does not make railroad ties, it is a critical upstream input supplier for the creosote that treats them. The 3 ArcelorMittal coke plants at Indiana Harbor (East Chicago IN), Burns Harbor (Portage IN), and Cleveland OH are primary US coal tar sources for the railroad industry.
Supplies these inputs
Advanced high-strength steel (AHSS) and ultra-HSS sheets
Replaceability
Substitutability 55% · 12 mo to replace
Business segments
- Flat Steel (Coated, HRC, CRC)40% rev
- Long Products (Rail, Sections, Wire Rod)25% rev
- Tubular Products10% rev
- Mining (Iron Ore & Coal)15% rev
Japanese electrical conglomerate (TSE: 5802), co-inventor of VAD (Vapor Axial Deposition) preform process in 1977 with NTT and Fujikura. Primary optical fiber preform and drawing facility at Mie Works (Kameyama City, Mie Prefecture), which received IEEE Milestone recognition and switched to 100% renewable energy (announced October 2023). Launched the world's highest-fiber-count cable (13,824-fiber) from Mie Works No. 2 plant (February 2026). US operations via OFS Fitel (Norcross/Carrollton/Avon GA) — OFS and Hengtong formed a JV (Jiangsu OFS Hengtong Optical Technology, Suzhou, est. 2010) to produce VAD preforms in China. Furukawa is one of the world's most vertically integrated optical fiber companies: preform → fiber → cable → connectivity.
Supplies these inputs
Vehicle wiring harnesses
Replaceability
Substitutability 50% · 12 mo to replace
Business segments
- Optical Fiber & Preforms (Mie Works, OFS Fitel)25% rev
- Automotive Wire Harnesses (Furukawa Automotive Systems)30% rev
- Ultra-Thin Copper Foil (<8µm) — PCB & Battery15% rev
- Semiconductor Cooling & Thermal Management10% rev
POSCO Holdings (KRX: 005490, NYSE: PKX; HQ Pohang, South Korea; ~$60B revenue) is a global steel conglomerate that has built one of the few non-Chinese large-scale lithium hydroxide conversion chains. POSCO's lithium hydroxide strategy centers on POSCO Pilbara Lithium Solution (PPLS) — an 82:18 JV with Pilbara Minerals that completed South Korea's first dedicated LiOH plant at Gwangyang (Yulchon Industrial Complex, South Jeolla Province) in 2024, with 43,000 tonnes/year capacity. The plant imports spodumene from Pilbara Minerals' Pilgangoora Mine (WA) and converts via sulfuric acid pressure leach. South Korea's KORUS FTA status means POSCO-processed LiOH qualifies as FTA-country material under IRA FEOC rules — making it commercially valuable for US EV supply chains. POSCO's LiOH is targeted at LG Energy Solution, Samsung SDI, and SK On. Source: POSCO newsroom 2024; Pilbara Minerals ASX releases.
Supplies these inputs
Advanced high-strength steel (AHSS) and ultra-HSS sheets
Replaceability
Substitutability 55% · 12 mo to replace
Business segments
- Steel Products65% rev
- Battery Materials (POSCO Chemical)15% rev
- Lithium Hydroxide Conversion8% rev
- Energy, Construction & Other12% rev
World's largest steel producer by output: 130.09 million metric tons of crude steel in 2024 (vs. ArcelorMittal at 65M MT — nearly 2x its nearest rival). Revenue 1.11 trillion yuan; Fortune Global 500 rank #44 (2024). Formed 2016 from merger of Baosteel (Shanghai) and WISCO/Wuhan Iron & Steel. Key structural steel plants: Baoshan (Shanghai) and WISCO (Wuhan) for medium-to-heavy plate. Likely primary structural steel supplier for ZPMC crane manufacturing given geographic proximity (both Shanghai-based). Produces Q355, Q460, and other Chinese-standard high-strength structural steel grades for machinery, shipbuilding, and infrastructure.
Supplies these inputs
Advanced high-strength steel (AHSS) and ultra-HSS sheets
Replaceability
Substitutability 60% · 18 mo to replace
Business segments
- Automotive Steel (Flat Products)30% rev
- Silicon & Electrical Steel20% rev
- Heavy Plate & Structural20% rev
- Hot-Rolled Coil & Strip20% rev
US-based Tier-1; 260 facilities in 40 countries; Connection Systems segment focuses on harnesses
Supplies these inputs
Vehicle wiring harnesses
Replaceability
Substitutability 50% · 12 mo to replace
Business segments
- Seating (Largest Segment)55% rev
- E-Systems (Harnesses & Connections)45% rev
