Solar PV
From quartz and silver to the framed module on a roof.
Maps · Solar · Batteries · Chips · Robots
Who makes each part, and where.
How a map works
1 · Pick a part
Start from the thing you buy. Pick a part and the map lights every step that makes it, back to the raw material.
How each product is made →2 · See who makes it
- FEOC: Passed
- FEOC: Failed
Every company on those steps, at its head office. Switch to the list to read them by name.
Every company →3 · Read the rules
Makes cells
China
- FEOCFailed
- Country of originChina
Automated check of home country and government lists only.
Click a company for its result under each rule in its sector: FEOC for solar and batteries, CHIPS for chips, country of origin for all three.
The three rules →Pick a sector
Battery storage
From lithium, nickel and graphite to the sealed cell and the grid battery built from it.
Semiconductors
From quartz to the packaged, tested chip, with the tool makers that equip the fabs.
Physical AI
From magnets, gear steel and cells to the joints, battery, compute and cameras of a humanoid robot.
Screen one of your suppliers.
Type a company’s name on the FEOC page. We check the federal lists, then who owns it, who controls it and who lends to it.
Screen a supplier