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Proficiency Testing Companies

  • National Quality Assurance

    NQA is one of the largest and most respected ISO registrars in the world, providing companies and government organizations a single certification resource for management system registration, process and product compliance services and support. Our global presence and resources (over 20,000 clients in over 50 countries) ensures that we can support your needs, wherever your ...

    based in Acton, MASSACHUSETTS (USA).

  • Spectra Environmental Group, Inc. (SPECTRA)

    Spectra was formed in 1993 and is an integrated company, a combination of Spectra Environmental Group, Inc. and its affiliate Spectra Engineering, Architecture and Surveying, P.C. along with the newest affiliate Spectra Subsurface Imaging Group LLC. Spectra provides comprehensive environmental, structural, and civil engineering services, as well as surveying and ...

    based in Latham, NEW YORK (USA).

  • Power Engineers, Incorporated

    Power Engineers is a global consulting engineering firm specializing in the delivery of integrated solutions for energy, food and beverage, facilities, communications, environmental, and federal markets. POWER Engineers offers complete multidiscipline engineering and program management services. Founded in 1976, it is an employee-owned company with more than 2,300 ...

    based in Hailey, IDAHO (USA).

  • PurEnergy L.L.C.

    PURENERGY is a dynamic company founded on a synthesis of talented and seasoned individuals who have a wealth of experience in the energy industry: people who know how to turn around troubled energy assets and enhance solid performers. Whether analyzing off-take arrangements, property tax assessments, permitting issues, credit facilities, or operational reliability—we have ...

    based in Syracuse, NEW YORK (USA).

  • Lawson-Fisher Associates

    Lawson-Fisher Associates has been providing effective civil engineering services and solutions for over 40 years. At Lawson-Fisher Associates, we believe it is the ability to deliver services and solutions that don’t just satisfy the need; they exceed expectations. That’s why we are proud that over 90 percent of our business comes in the form of new contracts and ...

    based in South Bend, INDIANA (USA).

  • TDG Holding Co., Ltd

    TDG Holding Co., Ltd. has been developed into the first public company held by individuals in China and has possessed several holding companies and share holding companies. Focusing in three industries of electronic materials & components, special sophisticated equipments, and new energy & environmental technology and application, it is now a key national Hi-Tech ...

    based in CHINA.

  • Venture Mfg. Co.

    Venture Mfg. Co. has established itself as a leading manufacturer of state-of-the-art Linear Actuators. Our customers have been using our Commercial Actuators, Satellite Actuators and Solar Tracking Actuators for years without maintenance issues. We are the definitive choice when it comes to the mechanical motion technology. Venture Mfg Co has the ability to build most ...

    based in Dayton, OHIO (USA).

  • Electromac Solar Systems Pvt. Ltd

    Electromac Solar Module & Systems India is a premier name associated with the manufacturing and exporting of solar energy equipment. Our Range of Solar Energy Equipment is in high demand for consistently meeting our customer's expectations in product performance, service and delivery. Our products like Solar Photovoltaic Modules have the range to produce 3wp to 270wp with ...

    based in Parwanoo, INDIA.

  • Blue Oak Energy

    Commercial solar and utility-scale solar have never made so much economic sense for your organization`s power needs. Blue Oak Energy is a commercial and utility-scale solar project firm based in Northern California. We deliver proven, high-quality service to customers nationwide. Our approach with customers is straightforward: be professional, be innovative, and always ...

    based in Davis, CALIFORNIA (USA).

  • Planet Ocean Ltd

    Planet Ocean is proud to represent some of the worlds leading scientific instruments manufacturers, and we bring to you the very best in each of their areas of expertise. These instruments and systems are well proven and are in regular use with many of the worlds foremost research institutes and companies. We are happy to provide references should they be required. Marine ...

    based in Bracebridge, UNITED KINGDOM.

  • Process Integral Development S. L.

    PID Eng&Tech was born in 2003 as a spin-off company of Spanish Council for Scientific Research (CSIC) with 20 years of previous accumulated experience. The Process Control Group of the Institute of Catalysis and Petrochemistry (ICP) of the CSIC have devoted its activity since 1989 to the development of technologies dedicated to improving design, construction and operation ...

    based in Alcobendas, SPAIN.

  • Trimax Systems Inc

    Trimax Systems Inc (TSI) is a worldwide systems integrator, specializing in all areas of industrial automation, with a higher level of expertise in system design, software development, start-up and training. With over 80 years of experience, TSI’s expertise in integration services can provide everything you need from the conception of your system through start-up. TSI can ...

    based in Brea, CALIFORNIA (USA).

  • Stainless Piping Specialists

    Stainless Piping Specialists is a manufacurer specializing in `custom` stainless pipe fabricator tailored to meet specific needs. We are a provider of specialty fittings/components for environmental wastewater and water treatment. Using the latest technology with a skilled team we are able to deliver a quality product on time along with our sister company Alliance Metals ...

    based in Omro, WISCONSIN (USA).

  • E-PAK Machinery, Inc.

    E-PAK Machinery, Inc. is a quality manufacturer & supplier of complete liquid packaging systems which are used to filling, capping, labeling and coding a wide variety of liquid products. We offer long-term, value-based packaging solutions specifically designed to fit the needs of your particular project requirements. Whether you own packaging machinery originally ...

    based in LaPorte, INDIANA (USA).

  • OHS Inc.

    OHS Inc. is a family-owned California corporation headquartered in beautiful Orange County. Since January 1991, we have provided complete Drug-Free Workplace management and other workplace safety services to business and industry nationwide. Please come visit our Best in Show mascot Sadie and our Best in the Business operations staff anytime you are in Southern ...

    based in Costa Mesa, CALIFORNIA (USA).

  • FBV Inc.

    FBV Inc. is a proud member of the American Petroleum Institute (API). We have established several joint ventures specializing in valve manufacturing, including ball valve, gate valve, globe valve and check valve in carbon steel and stainless steel. FBV`s management system has met ISO9001, our products are sold on every continent. Please review our reference list. FBV ...

    based in Houston, TEXAS (USA).

  • Rock River Laboratory, Inc.

    Since 1975, Rock River Laboratory has provided reliable, accurate, and timely feed, forage, soil, and water analyses to the agricultural community throughout the US, and more recenly, across the globe. Our staff of trained technicians and office personnel is at your service to answer any of your analysis questions. Rock River Laboratory is certified by the National Forage ...

    based in Watertown, WISCONSIN (USA).

  • Solar Media Ltd

    Solar Media is an international vibrant media business with its headquarters in London and further offices in the US, China and Greece. With a portfolio that ranges from publishing, e-commerce, news provision to event delivery, Solar Media takes proud ownership of some of the most authoritative products within the Photovoltaics’ industry worldwide.

    based in London, UNITED KINGDOM.

  • Farab Co. (Energy & Water Projects)

    FARAB began operating as a main contractor of Water projects in 1992 and after simultaneous Installation of a few big Water projects during year of 2002 & 2003, has expanded its operating in other related filed`s of water & Energy. Now, FARAB with cooperation of other local & foreign companies, in addition to performance of water projects, has been entered as a turn-key ...

    based in Vali-e-Asr Sq, IRAN.

  • Industrial Analytical

    Since its inception in 1988, Industrial Analytical (Pty) Ltd. has grown to become the single largest supplier of Certified Reference Materials, not only in the Republic of South Africa, but also in the African continent as a whole. The company was formed to specifically meet the ever increasing demand in industry to supply Reference Materials for verifying analytical ...

    based in Kyalami, SOUTH AFRICA.

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