Eupec Services
- Custom and field pipeline coating and project management services for onshore and offshore pipelines. Also offers pipeline maintenance services. Worldwide offices.
- http://www.eupec-services.com/

JW's Pipeline Integrity Services
- A consulting and field services company specializing in pipeline integrity services for underground pipelines. Includes classroom and onsite training seminars.
- http://www.jwspiservices.com/

Fullkote Pipeline Services
- Provider of internal cleaning and coating services for steel pipelines, including pipeline rehabilitation, specialty pipeline cleaning and internal pipeline coating. Based in Houston, Texas, USA and Lacombe, AB, Canada.
- http://www.fullkote.com

Cardinal Gas Solutions, L.P.
- Provides natural gas processing, treating, and production services downstream of the wellhead to producers and pipeline companies. Headquarters in Texas, USA.
- http://www.cardinalgas.com/

Pipeline Maintenance International
- Provides a diverse range of pipeline maintenance, inspection and specialist services to the gas, oil, petrochemical and water industries. Headquartered in Chesterfield, UK.
- http://www.pmi-ltd.net

Brinker Technology Ltd.
- Engineering and manufacturing of unique products for pipeline leak location and sealing of leaks from inside the pipeline. Also offers consultancy on pipeline integrity management and related services. Based in Aberdeen, Scotland.
- http://www.brinker-technology.com

Tuboscope Pipeline Services
- International provider of instrumented pig inspection and data management tools and services. Offers instrumented geometry, metal loss and crack detection tools. Based in Houston, Texas, USA.
- http://www.tuboscope-pipeline.com

Clock Spring Company
- Manufacturing, installation training, and field installation of fiberglass composite pipeline repair sleeves. These sleeves are approved as permanent repairs for both liquid and gas pipelines in the USA. International services from a home base in Housto
- http://www.clockspring.com

Mainline Integrity Services, Inc.
- Pipeline integrity management, regulatory compliance and site remediation services for pipeline operators. Based in Houston, Texas, USA.
- http://www.mainline-integrity.com

Airpac Oilfield Services
- Rental services for compressed air and on site nitrogen generation equipment for oil field and pipeline dewatering, drying, cleaning and testing. Based in the United Kingdom, offering global services.
- http://www.airpac.co.uk

Natural Pipelay Worldwide Limited
- Company holds patents and markets technology relating to the Buoyant Drum Lay System, which involves a flexible pipe, buoyant reel ship for installing marine pipelines. Licenses technology to third parties and provides support services for the constructio
- http://www.naturalay.com

CDRiA Pipeline Services
- Provides cleaning pigs, intelligent geometry pigs and ultrasonic wall thickness inspection pigs and related services. Provides comprehensive pipeline survey reports of each inspection. Also manufactures ultrasonic material test equipment. Headquarters
- http://www.cdria.com/e_main.php

Advantica Technology Inc.
- Design, construction, maintenance, and operation of pipeline networks. Assessment of the performance of pipes subject to extreme conditions, risk management and failure investigations. Based in Loughborough, UK with offices around the world.
- http://www.advanticatechinc.com/

Norson Services Ltd.
- Cleaning, testing and comissioning piping and its control systems. Also maintenance and refurbishment of hydraulic systems.
- http://www.norson.co.uk

Sovde Enterprises, Inc.
- Natural gas pipeline contractor offering a broad variety of construction and maintenance services. Headquartered in Bemidji, Minnesota, USA.
- http://www.sovdeenterprises.com/

Energy Inspection Services, Inc.
- Provides field management and project estimating for pipeline construction and maintenance projects. Also provides right-of-way and permitting services. Based in Tulsa, Oklahoma, USA.
- http://www.energyinsp.com

Shaw Pipeline Services
- Specializes in technology-based exploration and production products and services for pipeline, petrochemical and industrial markets worldwide. Manufacturing and service facilities globally.
- http://www.shawpipeline.com/

Allan Edwards Companies
- Manufacturer of concrete river weights, concrete pipeline coatings and steel repair sleeves for all pipelines. Consultancy for pipeline bouyancy calculations. Offers on-site custom concrete coating services. Based in Tulsa, Oklahoma, USA.
- http://www.allanedwards.com/

T.D. Williamson, Inc.
- International manufacturer and services provider for hot tapping, pipe cleaning, internal inspection and other pipeline maintenance equipment and services. Based in Tulsa, Oklahoma, USA with offices around the world.
- http://www.tdwilliamson.com/