For over 30 years, Mantec Services Inc. has offered a single-source contact point for seamless procurement and project management. Our unparalleled experience and commitment to customer service has allowed us to successfully provide industry and various government agencies at the local, state, and national level with our engineering and project management expertise.

Mantec is strategically located in the Seattle area, making us ideally positioned to utilize a wealth of cutting-edge technology and resources in order to assist clients on projects of any scope or challenge. We pride ourselves on our ability to meet the most complex challenges, solve problems, and mitigate risks. We understand that attention to quality and an ability to meet deadlines is extremely important to any project. You can rest assured that our experienced and dependable team will help you achieve all your project goals on-time and on-budget.

Electro/Mechanical System Services – Electronics and Cable Assembly


Combining critical electronic and mechanical processes, Mantec Services Inc. offers innovative solutions to meet the demands of even the most challenging projects. Our engineering staff can develop custom solutions from highly complex projects to simple mechanical assemblies for commercial businesses.

Our project management team is exceptional at sourcing hard-to-find components and manufacturing processes to complete any task on-time and within budget. We have a unique background in materials and process that will help you meet any manufacturing challenge.

We produce a wide variety of options that includes simple or complex build to print assemblies with large and small volume runs. Our capabilities also include PCB/PCA surface mount and through-hole technology, potting, spot welding, and full AC/DC test capability to include hydrostatic conditioning. We have an in-house IPC A-610 and WHMA-A-620 certified trainer.

Mantec offers CNC machine shop capabilities through our partners. We provide finishing and assembly services, and are experienced in consistently meeting stringent military specifications and program management requirements. We are fully equipped with manual and semi-automated inspection equipment to meet first article requirements.

We offer unique solutions to unusual problems in the aerospace, marine, and general industrial areas that enable us to develop a customized process to fit your exact requirements.

All production is performed in the United States in our ISO-certified facility.


Electro/Mechanical Build to Print Project – ElectraFin

Mantec worked with a local company to manufacture their new design of an electric conversion kit for stand-up paddle boards. We worked closely with the designer to work out the bugs of manufacturing a new product and provide complete turnkey manufacturing services. This included assigning a project manager to develop an accurate BOM, working with vendors in China and the US, developing manufacturing process and trace-ability data, timeline and budget, and monitoring quality control of new vendors. Manufacturing services included: building cable assemblies, battery assembly, box build, motor and fin assembly, final testing, accessory package, boxing and shipping.


Mechanical Build to Print Project - Capsule Loading Cover – Single Source for DOD

This project included extensive contract and project management while working with government contract administrators and engineers to complete the build to print task on time and within budget. Project management includes working with an extensive bill of material, sourcing hard-to-find materials, drawing management, documentation, tracking of materials, certification of material and processes, quality inspection, time line and budget, and CDRL reporting. Manufacturing components included complex thermoforming of poly carbonate sheet, tight tolerance machined parts with a variety of finishing requirements, quality inspection reporting, following detailed and complex assembly instructions, and boxing and shipping. Attention to every detail is a critical element with this and any complex build to print project.



4400 24th Ave. W
Seattle, WA 98199

Phone: 206-285-5656 
Fax: 206-285-4750     
Email: [email protected]