Employee-owned since 1972, Stress Engineering Services is a multidisciplinary engineering firm known for taking on difficult technical problems. Its engineers help manufacturers and other industrial clients turn complex questions into practical answers through design analysis and testing, backed by specialized laboratories in Texas and Ohio.
ISO 9001:2015 Compliant
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ISO 9001:2015 Certified — Houston, Texas, Metallurgical and Material Testing Services for General Industry
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ISO 13485:2016 Certified — Mason, Ohio, with Design
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ISO 9001:2015 Certified — Mason, Ohio, with Design
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ITAR Registered
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ATF License Type 07 — Manufacturer of Firearms Other Than Destructive Devices
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JCP Certification Program
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ASME Boiler and Pressure Vessel Code Stamp: U
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ASME Boiler and Pressure Vessel Code Stamp: U2
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ASME Boiler and Pressure Vessel Code Stamp: U3
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ASME Boiler and Pressure Vessel Code Stamp: R
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EcoVadis Committed Rating for Sustainability
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Ohio Board of Pharmacy License to Distribute Dangerous Drugs
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ISTA Certified Testing Laboratory
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ABS Recognized External Specialist
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Thielsch Engineering, IncThielsch Engineering is a 100 percent employee-owned professional engineering firm whose multidisciplinary team serves customers across the United States and internationally. Based in Cranston, Rhode Island, it helps industrial and other customers understand failures, improve reliability, and extend the working life of capital equipment through engineering and technical services.CHESTERLAND, OH
Stress Analysis ServicesBased in Bath, Ohio, Stress Analysis Services connects manufacturers with test-and-measurement technology as a manufacturer’s representative. Its field applications engineers support customers across 20 states, pairing regional coverage with expertise in sensors, instrumentation, test equipment and contract manufacturing. The company is led by President Mark Davey and Managing Partner John Guy.BATH, OH
Assurance Technical Services, IncFounded in 1986, Assurance Technical Services is a Delaware, Ohio engineering firm known for its long-running work in the nuclear industry. The company supports nuclear and industrial customers with environmental qualification testing, while its in-house engineering and manufacturing operation develops the specialized equipment those projects require. Its nuclear test programs are supervised by licensed professional engineers, and its quality system has repeatedly passed inspections by the U.S. Nuclear Regulatory Commission.DELAWARE, OH
Link Engineering CompanySince Herbert Link founded it in Detroit in 1935, Link Engineering Company has built its identity around solving difficult testing problems for industry. What began with spring-testing devices grew into a global engineering company known especially for custom testing work and long-standing involvement in developing industry test standards, serving OEMs and suppliers from more than 20 facilities worldwide. Its Plymouth, Michigan operation combines design and manufacturing with testing and support, backed by ISO 9001 and ISO/IEC 17025 accreditations.EAST LIBERTY, OH