Keystone is a family business with over 65 years of proven manufacturing and composite material fabrication experience in the oilfield industry.Since 1950 Keystone Engineering Company has maintained a proven reputation for reliable products in the oilfield industry. Product experience includes the manufacture and production of formation measurement instrument assemblies for wireline, MWD, and LWD; and the manufacture and production of high-temperature, 400° F (204° C), composite bridge plugs. -drawings-financial documents-personal information of employees-quickbook backups http://keystoneeng.com/

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Kemlon is a well-established multidiscipline manufacturing company founded in 1950 and specializing in manufacturing high quality electrical connectors, sensors, probes and related components for hostile environments.Kemlon employs 14 graduate engineers with the average experience level exceeding 21 years at Kemlon. With this level of experience, we approach problems from a standpoint of engineered leadership. Our technical expertise allows our customers to rely on Kemlon for turnkey solutions to complex problems that arise in their assemblies.Revenue: $23.3 Million-drawings-financial documents-personal information of employees https://kemlon.com/

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