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Custom Welding and Machine Shop Services

Douglas Machine & Engineering delivers precision welding, CNC machining, and full-scope fabrication under one roof—from concept to installation. As an ISO 9001:2015 and AS9100D certified shop with AWS certified welders, we serve aerospace, defense, robotics, and industrial clients with exacting tolerances, on-time delivery, and comprehensive project management that eliminates costly vendor juggling.

Custom welding and CNC machining services at Douglas Machine & Engineering shop floor

Our Custom Welding and Machine Shop Services

From precision CNC machining to AWS certified welding, we deliver complete manufacturing solutions under one roof for demanding industries.

CNC Machining & Fabrication

State-of-the-art CNC mills and lathes machine components up to 20,000 lbs with tolerances as tight as +/-.0005. Full fabrication workflows handle structural builds up to 20 tons, from programming through delivery.

AWS Certified Welding

Our AWS certified welders provide specialty welding as part of comprehensive fabrication projects. Precision weld tooling, hydraulic and electronic fixtures, and strict quality standards ensure structural integrity every time.

Robotic & Automation Integration

Turnkey robotic and automation systems designed, built, and integrated to your workflow. Includes custom robotic welding units, system retrofitting, full unit testing, and on-site setup and validation.

Design Engineering

In-house design team manages the entire process from concept to finished product using PTC Creo, CATIA v5, and AutoCAD. One point of contact handles design, program management, and delivery coordination.

Paint Shop & Powder Coating

In-house thermoset powder coating and blast preparation facility applies epoxy, polyester, polyurethane, and metallic finishes with corrosion, UV, and abrasion resistance for custom metal parts and fabricated assemblies.

Quality Inspection

Rigorous in-house and contracted inspection using CMM analysis, first article inspection (FAI) reporting, and dimensional verification on certified granite tables to meet aerospace, defense, and regulated industry standards.

Precision CNC machining process steps in a certified manufacturing facility

Our Concept-to-Installation Process

Step 1: Requirements & Design Consultation

Our engineering team collaborates closely with you to understand project requirements, tolerances, and end-use conditions. Using PTC Creo, CATIA v5, and AutoCAD, we develop detailed designs and process plans tailored to your specifications before a single cut is made.

Step 2: Program Planning & Project Management

Step 3: Precision Machining & Fabrication

Step 4: Finishing, Coating & Surface Treatment

Step 5: Inspection, Validation & Delivery

Trusted By Industry Leaders

Success Stories

See how Douglas Machine & Engineering delivers precision results for aerospace, defense, and industrial clients.

"DM&E's CNC Machining & Fabrication service delivered precision components within tight tolerances. Their AWS certified welders and comprehensive quality assurance exceeded our aerospace requirements."

Michael Chen

"We needed a custom welding and machine shop that could manage our entire project from concept to installation. DM&E's one-stop-shop approach eliminated multiple vendors and saved us significant transportation costs."

Sarah Patterson

"Their new CNC Production Shop has transformed our manufacturing capacity. DM&E's custom welding and machine shop services now handle components up to 20,000 lbs with exceptional precision and reliability."

David Kowalski

"When we needed robotic welding integration urgently, DM&E's responsive team delivered design, build, testing, and on-site validation in record time without compromising quality standards."

Jennifer Martinez

"DM&E's comprehensive project management and supplier coordination saved us money through consolidated orders. Their heat treat and plating integration eliminated expensive transportation and streamlined our procurement process significantly."

Robert Liu

"Ten years of partnership with DM&E proves their reliability. Their in-house Design Engineering using CATIA and Creo, combined with meticulous quality assurance, makes them our trusted manufacturing partner."

Thomas Bergstrom

"Their Paint Shop & Powder Coating with thermoset finishes and blasting capabilities handles our complex surface preparation needs. The in-house capability ensures consistent quality control throughout our projects."

Amanda Fletcher

"As a pharmaceutical equipment supplier, we rely on DM&E's ISO9001:2015 and AS9100D certified custom welding and machine shop for mission-critical assemblies. Their first article inspection and CMM capabilities are industry-leading."

Dr. Christopher Walsh

"DM&E's CNC Machining & Fabrication service delivered precision components within tight tolerances. Their AWS certified welders and comprehensive quality assurance exceeded our aerospace requirements."

Michael Chen

"We needed a custom welding and machine shop that could manage our entire project from concept to installation. DM&E's one-stop-shop approach eliminated multiple vendors and saved us significant transportation costs."

Sarah Patterson

"Their new CNC Production Shop has transformed our manufacturing capacity. DM&E's custom welding and machine shop services now handle components up to 20,000 lbs with exceptional precision and reliability."

David Kowalski

"When we needed robotic welding integration urgently, DM&E's responsive team delivered design, build, testing, and on-site validation in record time without compromising quality standards."

Jennifer Martinez

"DM&E's comprehensive project management and supplier coordination saved us money through consolidated orders. Their heat treat and plating integration eliminated expensive transportation and streamlined our procurement process significantly."

Robert Liu

"Ten years of partnership with DM&E proves their reliability. Their in-house Design Engineering using CATIA and Creo, combined with meticulous quality assurance, makes them our trusted manufacturing partner."

Thomas Bergstrom

"Their Paint Shop & Powder Coating with thermoset finishes and blasting capabilities handles our complex surface preparation needs. The in-house capability ensures consistent quality control throughout our projects."

Amanda Fletcher

"As a pharmaceutical equipment supplier, we rely on DM&E's ISO9001:2015 and AS9100D certified custom welding and machine shop for mission-critical assemblies. Their first article inspection and CMM capabilities are industry-leading."

Dr. Christopher Walsh

"DM&E's CNC Machining & Fabrication service delivered precision components within tight tolerances. Their AWS certified welders and comprehensive quality assurance exceeded our aerospace requirements."

Michael Chen

"We needed a custom welding and machine shop that could manage our entire project from concept to installation. DM&E's one-stop-shop approach eliminated multiple vendors and saved us significant transportation costs."

Sarah Patterson

"Their new CNC Production Shop has transformed our manufacturing capacity. DM&E's custom welding and machine shop services now handle components up to 20,000 lbs with exceptional precision and reliability."

David Kowalski

"When we needed robotic welding integration urgently, DM&E's responsive team delivered design, build, testing, and on-site validation in record time without compromising quality standards."

Jennifer Martinez

"DM&E's comprehensive project management and supplier coordination saved us money through consolidated orders. Their heat treat and plating integration eliminated expensive transportation and streamlined our procurement process significantly."

Robert Liu

"Ten years of partnership with DM&E proves their reliability. Their in-house Design Engineering using CATIA and Creo, combined with meticulous quality assurance, makes them our trusted manufacturing partner."

Thomas Bergstrom

"Their Paint Shop & Powder Coating with thermoset finishes and blasting capabilities handles our complex surface preparation needs. The in-house capability ensures consistent quality control throughout our projects."

Amanda Fletcher

"As a pharmaceutical equipment supplier, we rely on DM&E's ISO9001:2015 and AS9100D certified custom welding and machine shop for mission-critical assemblies. Their first article inspection and CMM capabilities are industry-leading."

Dr. Christopher Walsh
The DM&E Difference

Why Choose Douglas Machine & Engineering?

We combine certified expertise, advanced equipment, and total project ownership to deliver precision manufacturing results you can rely on.

ISO & AS9100D Certified

ISO 9001:2015 and AS9100D certifications ensure every machined and welded component meets rigorous aerospace and defense quality standards.

True One-Stop Shop

Design, machining, welding, coating, and inspection all under one roof—eliminating multiple vendors, reducing transportation costs, and keeping quality in our hands.

AWS Certified Welders

Our AWS certified welding team brings verified skill and code compliance to every fabrication project, from structural weldments to precision robotic weld fixtures.

Dedicated Project Management

A single point of contact manages your program from concept through installation, coordinating all processes and suppliers with transparent communication and on-time delivery focus.

About Douglas Machine & Engineering

A skilled, certified manufacturing team committed to precision and on-time delivery.

Douglas Machine & Engineering—operating as DM&E—is an ISO 9001:2015 and AS9100D certified precision manufacturing company serving aerospace, defense, robotics, agricultural, pharmaceutical, and industrial sectors. Built on a foundation of expert craftsmanship and a revitalized commitment to customer communication, DM&E operates as a true one-stop shop: from in-house design engineering through CNC machining, AWS certified welding, fabrication, powder coating, and final inspection. The company recently expanded with the grand opening of a new CNC Production Shop, adding higher production value capabilities to better serve demanding manufacturing programs. With a Cage Code (87BF4), SAM and JCP approvals, and Cyber Security Insurance, DM&E is equipped to partner with regulated and government-adjacent industries. Our mission is straightforward: exceed every customer's expectations through careful planning, transparent interaction, and delivering finished products on time—every job.

Concept to InstallationComplete in-house design, machining, welding, finishing, and inspection under one roof
20-Ton Fabrication CapacityStructural fabrications up to 20 tons and machined components up to 20,000 lbs
ISO 9001:2015 & AS9100D CertifiedDual quality certifications covering commercial and aerospace/defense manufacturing standards

Frequently Asked Questions

What industries does Douglas Machine & Engineering serve?

DM&E serves aerospace and defense, robotics, agricultural, food grade packaging, pharmaceutical, construction, and industrial sectors. Their certifications and quality systems make them particularly well-suited for regulated and government-adjacent programs.

Is Douglas Machine & Engineering certified for aerospace and defense work?

What welding certifications do your welders hold?

What is the maximum size of components you can machine or fabricate?

Do you offer complete project management from design to delivery?

What software does your design engineering team use?

How do you handle processes like heat treat, plating, and powder coating?

How does DM&E ensure quality throughout a project?

Still Have Questions About Our Services?

Talk to our engineering team for a no-obligation consultation on your next project.

Certified & Trusted

Awards and Recognition

ISO 9001:2015 quality management certification badge

ISO 9001:2015 Certified

International quality management standard for consistent manufacturing excellence.

AS9100D aerospace quality management certification logo

AS9100D Certified

Aerospace quality management certification for defense and aviation-grade manufacturing.

AWS American Welding Society certified badge

AWS Certified Welders

American Welding Society certified team ensuring code-compliant weld quality.

Ready to Start Your Next Precision Manufacturing Project?

Fill out the form below and a Douglas Machine & Engineering specialist will respond promptly to discuss your requirements, timeline, and how our one-stop-shop capabilities can bring your project from concept to installation.

Contact Us Today

For immediate assistance, feel free to give us a direct call at +1 563-324-0611 You can also send us a quick email at lschaul@doug-machine.com