Seattle Premier Partner in Industrial Valve Repair Solutions and Sales

At ISS Seattle WA, we are your trusted partner for unparalleled expertise in industrial valve repair solutions and sales. Our comprehensive services are designed to meet the most demanding industrial requirements, ensuring your operations run smoothly and efficiently.

Our factory authorized repair center offer full-service repairs, reconditioning, modifications, testing and inspection services for all brands, types, and sizes of valves and actuators.

  • Ball Valves
  • Butterfly Valves
  • Check Valves
  • Control Valves
  • Gate Valves
  • Globe Valves

  • In-line Valves
  • Manual Valves
  • Mixing Valves
  • MOV Valves
  • Plug Valves
  • Pressure Relief

  • Safety Valves
  • Switch Valves
  • Vent Valves
  • Electric Actuators
  • Hydraulic Actuators
  • Pneumatic Actuators

billings valve repair and sales

Advanced Machining Technology

Our machine shop is outfitted with advanced technology capable of handling complex machining tasks. From CNC milling and turning to grinding and drilling, we have the capabilities to work on a diverse array of materials with high precision and efficiency.

pump repair

Custom Machining and Fabrication

Understanding the unique requirements of our clients, ISS Seattle WA specializes in custom machining and fabrication services. Whether it’s a one-off part or high-volume production, our team works closely with clients to design and manufacture components that meet exact specifications.


Reverse Engineering and Prototyping

With our reverse engineering services, we can replicate hard-to-find or discontinued parts, ensuring your machinery keeps running without interruption. Our prototyping services are ideal for testing new designs before moving to full-scale production, minimizing risks and optimizing performance.

Shop Machining Capabilities

with specifics on size and types of machinery.

Shop Machining Excellence

With capabilities including a 38’’ swing by 12’ long turning capacity and vertical milling up to 38’’ swing by 72’’ length, our shop is equipped to handle intricate machining tasks with precision.

Certified Welding

Offering TIG, MIG, stick, and hard facing by certified welders, we uphold the highest standards of quality and durability in every weld.

At ISS Seattle WA, we are committed to innovation, quality, and customer satisfaction. Our well-equipped machine shop supports custom machining, reverse engineering, and facilitates repairs, setting us apart as a leader in the industry. Partner with us for solutions that drive your business forward.

 Contact us: (206) 309-4827 |

For EMERGENCY SUPPORT with industrial valve maintenance or repair, call ISS Seattle WA now.

Let our expertise and commitment to quality ensure your operations are back up and running smoothly.

Expert Inline Valve Repair Services

Our core competencies lie in our advanced portable machining equipment, specifically designed for inline repair services of manual and safety valves. This capability ensures that we can provide high-quality repairs with minimal downtime, directly at your facility.

Portable Lapping for Manual Valves

ISS Seattle WA specializes in the use of portable lapping technology, which is crucial for the precise repair of manual valves. This technique enhances the sealing surfaces, ensuring optimal valve performance and longevity.

Safety Valve In-Line Service

Safety is paramount in industrial operations, which is why our portable machining equipment is also adept at servicing safety valves in line. This ensures that your safety valves are always in peak condition, ready to protect your operations and personnel.

On-site Valve Machine Shop Service

Our 53’ and 40’ service trailers deliver full machining and welding services directly to your site, supported by portable lapping and machining equipment for in-line valve repair and EVT testing equipment for safety valves.

EVT Testing for Safety Valves

Further solidifying our expertise in safety valve maintenance, we employ EVT testing equipment for in-line testing. This advanced testing method provides accurate assessments of safety valve performance, ensuring compliance with industry standards and regulations.

ISS Seattle WA stands as a leader in machine shop services particularly specializing in valve repair and maintenance. Our use of advanced portable lapping and machining equipment, along with EVT testing for safety valves, highlights our dedication to providing top-tier service and ensuring the safety and efficiency of your operations.

 Contact us: (206) 309-4827 |

For EMERGENCY SUPPORT with industrial valve maintenance or repair, call ISS Seattle WA now.

Let our expertise and commitment to quality ensure your operations are back up and running smoothly.

24/7 Emergency Service

Immediate response services to address urgent valve failures anytime.

Preventative Maintenance:

Scheduled maintenance to ensure valve reliability and extend lifespan.

Turnarounds & Outages:

Expert management of valve services during critical plant downtime.

Start-up & Troubleshooting:

Assistance with initial operation and rapid problem resolution.

Upgrades & Installation:

Enhancing system efficiency with the latest valve technologies.

Part Procurement/Management:

Efficient sourcing and management of high-quality valve components.

Onsite Part Fabrication:

Custom fabrication of valve parts directly at your facility.

Non-Destructive Testing:

Integrity and safety inspections without damaging the valve.

Modifications & Retrofits:

Upgrading existing valves to meet new standards or requirements.

In-line Machining & Welding:

Precision machining and welding services performed onsite.

Valve Seat Hard Facing:

Enhancing durability and performance with hard facing techniques.

Stem Polishing & Coating:

Improving valve functionality and resistance with advanced coatings.

Mechanical Support & Bolt-Up:

Comprehensive mechanical assistance and secure bolting services.

Valve Repacking Services:

Expert repacking to prevent leaks and maintain valve integrity.

Leak Detection & Repair (LDAR):

Identifying and repairing leaks to meet environmental compliance.

Testing & Calibration:

Accurate testing and calibration to ensure optimal valve performance.

At ISS Bay Valve Seattle, our mobile tooling trailers, ranging from 48 to 53 feet, are fully equipped to handle any challenge on-site. Whether it’s inline machining, part fabrication, welding, actuation repair, or live-steam testing to National Board standards, we’ve got you covered. We can service any valve—regardless of type, brand, size, material, pressure, or operating condition.

Beyond routine valve repair and maintenance, our field service team excels in managing larger projects, including turnarounds, outages, upgrades, and installations. No matter the time, place, or complexity of your project, we are equipped and ready. Industrial Service Solutions is committed to delivering your project safely, on schedule, and within budget, ensuring we meet all your needs with precision and expertise.

valve field service and repair

valve repair

Quality Control and Assurance:

Repairs and Machining

Stringent Quality Control

Our commitment to quality begins with a rigorous quality control process that encompasses every aspect of our repair and machining services. From the initial inspection to the final testing, every valve goes through multiple checkpoints to ensure it meets or exceeds industry standards as well as our own high internal benchmarks.

Advanced Machining Technology

We leverage state-of-the-art machining technology to restore and enhance valve components. Our facilities are equipped with the latest tools and machinery, operated by skilled technicians who bring precision and expertise to every task. Whether it’s reconditioning a worn part or fabricating a hard-to-find component, we deliver solutions that are both innovative and reliable.

pump repair

Comprehensive Sale Services

Valve Sales

Dedicated Valve Support

Our dedicated sales team understands your industry’s specific needs. We work closely with you to provide not only the right products but also the best service solutions. Whether you are looking for a direct replacement or seeking an upgraded system, we are here to guide you every step of the way.

Quality Valve Products

We offer a wide selection of high-quality valves from leading manufacturers. Our sales catalog includes everything from standard ball valves to high-performance actuated valves, ensuring we have the right product to meet your operational requirements.

Unmatched Comprehensive Service

Our service doesn’t stop at the sale. We provide comprehensive after-sales support including installation, commissioning, and ongoing maintenance. Our goal is to ensure your valves operate at peak efficiency, with minimal downtime.

pump repair

Troubleshooting Valve Testing and Diagnostics

Valve Testing and Diagnostic Services

We offer a full range of services designed to address any valve issue:


Utilizing state-of-the-art tools and methodologies to identify issues quickly and accurately.


Skilled repairs that adhere to manufacturer standards and specifications, using only the highest quality parts and components.


Regular and preventive maintenance services to extend the life of your valves and reduce the risk of unexpected failures.

Contact Us

Contact Details

4385 S 133rd St, Tukwila, WA 98168
(206) 309-4827
(206) 267-3900

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Certifications and Accreditations

easa the electro-mechanical authority
As proud members of EASA (Electrical Apparatus Service Association), we assure our customers of our accreditation as a trusted repair facility for electric motors and various electromechanical equipment. This accreditation is not only recognized by EASA but is also often required by leading motor manufacturers for repairs. Rest assured, your equipment is in capable hands with us.

Certifications and Accreditations

API Standards

  • API 6D
  • API 622
  • API 624

Environmental Compliance

  • LDAR
  • EPA

Regulatory Affiliations

  • VR (Vapor Recovery)
  • National Board
  • Boiler Certification

State and Tribal Recognition

  • North Dakota State Contractor
  • Ute Indian Tribe Affiliation

Safety Compliance

  • Veriforce
  • DOT Pipeline Compliance


Industrial Service Solutions is your source for many industrial services, products, and information. Take a moment
to explore the other companies in the ISS family that are eager to serve you with unparalleled variety, expertise, and value.

Choose a service below to learn more about our capabilities and offerings. If you do not find what you’re looking for,
feel free to give us a call at 888.384.2111 or email We’re always here to help.

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