Patterson Tubular Services Patterson Tubular Services (PTS) is an inspection company that employs NDT techniques to detect discontinuities in tubular goods. | ![]() AHA Consulting Engineers AHA Consulting Engineers (formerly known as Abbood Holloran Associates) is a company that provides mechanical, electrical, plumbing, and fire protection (MEP/FP) design and engineering solutions. | China Tianchen Engineering China Tianchen Engineering Corporation (TCC, 中国天辰工程有限公司) is a chemical engineering company. | ![]() China Testing & Certification International Group China Testing & Certification International Group (中国国检测试控股集团股份有限公司, formerly known as China Building Material Test & Certification Group) is a company specializing in inspection, testing, certification, and related engineering solutions. | ||
Founding Date | Founding Date 1945 | Founding Date 1991 | Founding Date 1962 | Founding Date 1953 | Founding Date 1984 |
Type | Type Private | Type Subsidiary | Type Subsidiary | Type Subsidiary | Type Public |
Tags | |||||
Locations | Locations Channelview, US HQ Morgan City, US | Locations Burlington, US HQ Alpharetta, US Boston, US Philadelphia, US | Locations Vitrolles, FR HQ | Locations Tianjin, CN HQ | Locations Beijing, CN HQ Qinhuangdao, CN |
Employees | Employees 622% increase | Employees 1911% increase | Employees 24120% increase | Employees 1,392 | Employees 5,4757% decrease |
Financial | |||||
Revenue (est.) | Revenue (est.) N/A | Revenue (est.) N/A | Revenue (est.) €39.9m (FY, 2024) | Revenue (est.) ¥24.9b (FY, 2024) | Revenue (est.) ¥2.6b (FY, 2025) |
Cost of goods | Cost of goods N/A | Cost of goods N/A | Cost of goods N/A | Cost of goods ¥22.8b (FY, 2024) | Cost of goods ¥1.6b (FY, 2025) |
Gross profit | Gross profit N/A | Gross profit N/A | Gross profit €40.9m (FY, 2024) | Gross profit ¥2.1b (FY, 2024) | Gross profit ¥974.2m (FY, 2025) |
Net income | Net income N/A | Net income N/A | Net income €18.2m (FY, 2024) | Net income ¥772.3m (FY, 2024) | Net income ¥166.9m (FY, 2025) |

AHA Consulting Engineers (formerly known as Abbood Holloran Associates) is a company that provides mechanical, electrical, plumbing, and fire protection (MEP/FP) design and engineering solutions.
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View companyChina Tianchen Engineering Corporation (TCC, 中国天辰工程有限公司) is a chemical engineering company.
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China Testing & Certification International Group (中国国检测试控股集团股份有限公司, formerly known as China Building Material Test & Certification Group) is a company specializing in inspection, testing, certification, and related engineering solutions.
View company