Hazen Research
- Company in Colorado offering industrial research on scales ranging from laboratory equipment to pilot plant, in the mineral, chemical, energy, and environmental fields.
- http://www.hazenresearch.com/

Chemical News and Intelligence (CNI)
- An online business information and database product aimed at senior executives in the chemical industries.
- http://www.cnionline.com/

Chemical Online
- The marketplace for professionals in the chemical process industry. Has news, products, career center and other resources.
- http://www.chemicalonline.com/

Asia Chemical Engineering Co., Ltd
- Provides engineering and R&D for development of equipment and machinery for household chemical production. Overview of capabilities and services.
- http://www.yatai.cn

UOP
- International supplier and licensor of process technology to the petroleum refining, petrochemical, and gas processing industries.
- http://www.uop.com/

Biazzi S.A .
- Swiss supplier of gas-liquid process technology and equipment, specializing in nitrations and hydrogenations. Overview of process development, scale-up, and execution capabilities.
- http://www.biazzi.ch/

Krupp Uhde
- Chemical engineering contractor and plant construction.
- http://www.thyssenkrupp.com/uhde

Wastech Controls & Engineering, Inc.
- Process control systems engineering, programming & construction, including corrosive acid handling, pH neutralization, liquid flow control, pump motor controls & lift stations, and custom control panels.
- http://www.wastechengineering.com

Robbins and Myers
- Global manufacturer and marketer of critical equipment for pharmaceutical, energy, specialty chemical and water and wastewater treatment industries. Headquartered in Dayton, Ohio. (NYSE: RBN)
- http://www.robn.com/

Uhde GmbH
- International process engineering company active in the fields of fertilizer, anorgynic acids, electrolysis and plastics.
- http://www.krupp-uhde.com/home.en.html

Ecologic Engineering S.r.l.
- Specializes in multidisciplinary engineering applied to chemical and petrochemical sectors.
- http://www.ecologicengineering.com

Water Services Ltd.
- Industrial solutions on water treatment problems. Equipment protection from fouling, corrosion and microorganisms.
- http://www.arvanitakis.com

Astles Control Systems
- UK supplier of metal pretreatment chemical control systems.
- http://www.astles.co.uk

Aqueous Process Simulations, Inc.
- Simulation calculations and software to compute the chemistry of water-based processes.
- http://www.apsiminc.com

LMI
- Chemical metering, dosing pumps, controllers.
- http://www.lmipumps.co.uk/

FMC Foret, S.A.
- Information of a broad range of chemical products and markets.
- http://www.fmcforet.com/english/default.htm

Jaeger Products, Inc.
- Mass transfer equipment and services.
- http://www.jaeger.com/

Decap Sl.
- Manufacturing soldering and brazing fluxes and alloys, and different kind of solutions related with water, gas, heat and refrigeration.
- http://decap.com/

Kuhni AG
- Specializes in thermal separation processes, offering design, equipment, and complete turnkey systems.
- http://www.kuhni.ch

S.S. Engineering of India
- Firm builds equipment for chemical plants worldwide and offers materials.
- http://www.ssengineeringindia.com

R.M. Technologies, Inc.
- Anhydrous ammonia and ammonium hydroxide system integration.
- http://www.rmtech.net

Eta Process Plant
- A chemical engineering company operating in all areas of mass transfer technology.
- http://www.etapp.com/

Adsorption Research Inc.
- R&D services for specific or generic applications of adsorption.
- http://www.adsorption.com/

Sugar Engineers' Library
- Resources for the sugar engineer, including design guides, useful data, tables, formulae, software, news and links.
- http://sugartech.co.za/

Laplace Technologies, Inc.
- Advanced process control and instrumentation for the petrochemical industry.
- http://www.laplacetech.com/

Zehua Chemical Engineering
- Chinese firm specializing in R&D on new types of tower internals for chemical separation equipment.
- http://www.zehua-chem.com/

Tua Engineering Ltd.
- Malta based firm which operates in the fields of industrial automation and reverse osmosis desalination.
- http://www.tuaeng.com/

DPS Engineering & Construction Ltd.
- An engineering and project management company in the pharmaceutical industry from 4 European offices.
- http://www.dps.ie/

Ref-Chem Corporation
- Provides industrial engineering, construction and maintenance services. Serves chemical, oil and gas, air separation, minerals processing, and petroleum industries.
- http://www.ref-chem.com/

Henrik Prom
- Chemical Engineering, sulphur chemistry, continuous plants, design and hands on operational experience, located in Denmark.
- http://hjem.get2net.dk/pia_henrik_prom/

Consulting Engineers Worldwide
- Resource listing of licensed engineers. Includes chemical, civil, corrosion, electrical and environmental. World-wide coverage with links to individual web sites.
- http://www.consultingengineers.com/

Techno Force Pvt Ltd
- Evaporators, dryers, molecular distillation equipment based on thin film technology. Pilot plant facility available for process optimisation.
- http://www.technoforce.net/

WCA Engineers
- Professional engineering, technology, detailed design and consulting. Process systems, chemicals, water, waste, energy and the environment.
- http://www.uswca.com/

Petrofac
- Full service engineering, fabrication and construction contractor specializing in the design of hydrocarbon processing plants including refining, gas/oil production, petrochemical and gas processing facilities.
- http://www.petrofac.com/

Mech-Chem Associates, Inc.
- Design, engineering and construction of manufacturing facilities, operating processes, and environmental control systems. Expertise in acid recovery, bulk storage, chemical manufacturing, wastewater recovery, air pollution control and groundwater remedia
- http://www.mech-chem.com/

Bernadinello Engineering
- An Italian enterprise specializes in plant design and construction for water treatment and demineralisation, using filtration, reverse osmosis and ion exchange processes.
- http://www.bernardinello.it/

ChemMet, Ltd., PC
- A licensed chemical engineering corporation emphasizing materials selection and evaluation and corrosion mitigation.
- http://www.chemmet.com

Lieberman Engineering
- Chemical engineering consultants specialize in continuous chemical plant and oil refinery troubleshooting, operation, and design. Distillation towers, vacuum distillation, and delayed coking. An affiliate of Process Chemicals, Inc.
- http://www.lieberman-eng.com/

Concoat Limited
- Application engineers provide chemical compounds to the electronics industry, for over 20 years.
- http://www.concoat.co.uk/

Multi-Tech Contracts Ltd.
- Engineering and design and project management contractor providing services to the chemical, food, petrochemical, energy, recycling and pharmaceutical industries.
- http://www.mtcl.net/

Petro Chemical Marketing Corporation
- Trading firm handling all kinds of chemicals and plastics raw materials.
- http://www.pcmc.co.kr/

Chlor Generators Ltd
- Chlorination; on-site generation of sodium hypochlorite (bleach - NaOCl), using sea water or artificial brine solution made from ordinary salt.
- http://www.chlorgen.freeuk.com/

Rigal Bennett Group
- Manufacturers of process plant for chemical, food, machinery and industrial. Over 4000 items of used machinery available in stock, offering laboratory, pilot plant and full-scale production process plant.
- http://www.rigal-bennett.com/

Mazzoni LB
- Italian engineering and manufacturing company specializes in soap (and glycerine) processing plants and finishing lines.
- http://www.mazzonilb.it/

PEM Plant & Chemicals
- Chemical blenders and contract processors and packers. Offers confidential contract or toll manufacturing services to clients' formulations, contract packing services, and re-labelling of proprietary products.
- http://www.pemchemicals.co.uk/

Ballestra S.p.A
- Process engineering company designs and supplies production plants for surfactants, formulated detergents, and auxiliaries for the detergent industry.
- http://www.ballestra.com/

Thermo Design Engineering
- Serving the petroleum and petrochemical industry with high-quality engineering expertise.
- http://www.thermodesign.com/