![]() Advanced Circuits Advanced Circuits (also known as AdvancedPCB, 4PCB) is a company that provides printed circuit board manufacturing and assembly solutions. | Sierra Circuits Sierra Circuits (also known as Sierra Proto Express) is a company that manufactures and assembles printed circuit boards. | Wabtec Wabtec (also known as Westinghouse Air Brake Technologies) is a company that manufactures train control equipment and systems. | |
Founding Date | Founding Date 1989 | Founding Date 1986 | Founding Date 1869 |
Type | Type Subsidiary | Type Private | Type Public |
Tags | |||
Locations | Locations Aurora, US HQ Chandler, US Maple Grove, US Orange, US Placentia, US Santa Clara, US | Locations Sunnyvale, US HQ Delta, CA | Locations Pittsburgh, US HQ Greensburg, US Houston, US Wilmerding, US |
Employees | Employees 1762% decrease | Employees 478 | Employees 29,5002% increase |
Financial | |||
Revenue (est.) | Revenue (est.) $89.5m (FY, 2022) | Revenue (est.) $108m (Y, 2024) | Revenue (est.) $11.2b (FY, 2025) |
Gross profit | Gross profit $41.1m (FY, 2022) | Gross profit N/A | Gross profit $3.8b (FY, 2025) |
Operating ⚠ | |||
Capabilities | Capabilities 11 (May, 2024) | Capabilities 7 (Jun, 2024) | Capabilities N/A |
Certifications and Compliance | Certifications and Compliance 16 (May, 2024) | Certifications and Compliance 10 (Jun, 2024) | Certifications and Compliance N/A |
Manufacturing Facilities, sq. ft. | Manufacturing Facilities, sq. ft. 62 k (May, 2024) | Manufacturing Facilities, sq. ft. N/A | Manufacturing Facilities, sq. ft. 8.3 m (FY, 2020) |
Sierra Circuits (also known as Sierra Proto Express) is a company that manufactures and assembles printed circuit boards.
View companyWabtec (also known as Westinghouse Air Brake Technologies) is a company that manufactures train control equipment and systems.
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