![]() Prototek Allentown Prototek Allentown (also known as Belknap Holdings, formerly ProtoCAM) is a company that provides additive manufacturing and prototyping solutions. | Wabtec Wabtec (also known as Westinghouse Air Brake Technologies) is a company that manufactures train control equipment and systems. | ![]() TTM Technologies TTM Technologies is a manufacturer of RF components and printed circuit boards (PCBs). | ||
Founding Date | Founding Date 1971 | Founding Date 1994 | Founding Date 1869 | Founding Date 1998 |
Type | Type Private | Type Subsidiary | Type Public | Type Public |
Tags | ||||
Locations | Locations Chelmsford, US HQ Norfolk, US | Locations Allentown, US HQ | Locations Pittsburgh, US HQ Greensburg, US Houston, US Wilmerding, US | Locations Santa Ana, US HQ Toronto, CA Dongguan, CN Guangzhou, CN Huizhou, CN Suzhou, CN Zhongshan, CN see more |
Employees | Employees 41 | Employees 538% decrease | Employees 29,5002% increase | Employees 18,20011% increase |
Valuation ($) | Valuation ($) N/A | Valuation ($) N/A | Valuation ($) 32.7 b | Valuation ($) 2 b |
Financial | ||||
Revenue (est.) | Revenue (est.) N/A | Revenue (est.) N/A | Revenue (est.) $11.2b (FY, 2025) | Revenue (est.) $2.9b (FY, 2025) |
Cost of goods | Cost of goods N/A | Cost of goods N/A | Cost of goods $7.4b (FY, 2025) | Cost of goods $2.3b (FY, 2025) |
Gross profit | Gross profit N/A | Gross profit N/A | Gross profit $3.8b (FY, 2025) | Gross profit $601.7m (FY, 2025) |
Net income | Net income N/A | Net income N/A | Net income $1.2b (FY, 2025) | Net income $177.4m (FY, 2025) |
Operating ⚠ | ||||
Certifications and Accreditations | Certifications and Accreditations 4 (Jun, 2024) | Certifications and Accreditations 3 (Mar, 2024) | Certifications and Accreditations N/A | Certifications and Accreditations N/A |
Countries | Countries N/A | Countries N/A | Countries 50 (FY, 2020) | Countries 50 (Q1, 2024) |
Customers | Customers N/A | Customers N/A | Customers 500 (FY, 2020) | Customers 1.5 k (Q1, 2024) |

Prototek Allentown (also known as Belknap Holdings, formerly ProtoCAM) is a company that provides additive manufacturing and prototyping solutions.
View companyWabtec (also known as Westinghouse Air Brake Technologies) is a company that manufactures train control equipment and systems.
View company
TTM Technologies is a manufacturer of RF components and printed circuit boards (PCBs).
View company