CNC milling±0.05 mmRFQ #4471 — Aluminum 6061 bracket
Fit score Strong fit
Your margin stays yoursQuote it
Design Studio & Custom Manufacturing Network
Custom Manufacturing. Built for Teams Who Needs It to Work.
Trustbridge helps manufacturers triage, quote, and route work—and helps product teams move from CAD to production through a high-touch supplier network. We combine DFM-led engineering support, hands-on onboarding, and a referral-driven workflow so the right jobs reach the right shop (and suppliers can confidently pass on work they can’t take).
Bring your project—a sketch, CAD file, or production-ready design. Bring your capability—CNC machining, molding, fabrication, casting, and more. Trustbridge is built to support both sides, starting with a focused alpha supplier cohort and scaling through trusted referrals—not intermediary margins.
✅Vetted global supplier network
✅Direct buyer-manufacturer connections
✅Design-to-manufacture support under one roof
Every RFQ, scored before you quote.
Quote the strong fits. Pass the rest.
CNC milling±0.05 mmScoring across CNC machining, injection molding, 3D printing, sheet metal & casting
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You keep the customerScore my RFQs
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Every RFQ analyzed against your shop's capabilities.
analyzing RFQ #4471 · Aluminum CNC bracket Your shopThis RFQ
94/100
Strong fit
Worth quoting — go.
Analyzed across CNC machining, injection molding, 3D printing, sheet metal & casting
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guesswork
You keep the customerScore my RFQs
01 — Buyers
Source custom parts from vetted manufacturers
Submit one RFQ and get connected with the screened suppliers for your custom manufacturing project — 3D printing, injection molding, CNC, and more.
02 — Suppliers
Grow with qualified custom manufacturing leads
Join our vetted manufacturer network and receive matched RFQs from product teams actively sourcing custom parts. No cold outreach. No platform fee to get started.
For suppliers
Something is Coming for Custom Manufacturers.
Industry data consistently shows that the majority of inbound RFQs to precision manufacturers yield zero margin contribution — because the job was wrong-fit, heading overseas regardless of price, or priced so far from reality that quoting it consumed more value than winning it would have returned. The problem is not a lack of enquiries. It is a lack of qualified ones.
Every manufacturer who has operated for more than a year knows this pattern. You quote twenty jobs to win two. The eighteen you did not win cost you real engineering and management time you cannot recover.
Trustbridge is building a tool that addresses exactly this — purpose-built for contract manufacturers, not adapted from buyer software. It will change how manufacturers decide what to quote, at what price, and for which customer.
We are not ready to name it yet. The manufacturers in our network when it launches will be the ones who define what it becomes.
Custom manufacturing services
Custom manufacturing services
we offer
01. 3D Printing
02. Injection Molding
03. CNC Machining
04. Sheet Metal
05. Metal Casting
06. Urethane and Silicon
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LIVE
3D Printing
Rapid prototypes and functional custom parts via FDM, SLS, and SLA. Fast turnaround from vetted 3D printing suppliers. Ideal for design iteration, jigs, and low-volume production runs.
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LIVE
Plastic Injection Molding
Production-grade custom plastic parts with steel tooling. ABS, PP, PC, nylon, TPE, silicone from vetted injection molding suppliers. Consistent quality at scale, MOQ from 500 units.
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LIVE
CNC Machining
Precision turned and milled custom parts in metal and plastic from vetted CNC machining suppliers. Tight tolerances, consistent finishes. From prototype to production volumes.
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SELECT PROJECTS
Sheet Metal Fabrication
Laser cutting, bending, welding, and finishing. Available for select projects — contact us to discuss your requirements and we'll source the right supplier.
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SELECT PROJECTS
Metal Casting
Die casting and investment casting for metal parts at volume. Available for select projects — get in touch to discuss process suitability for your part geometry.
COMING SOON
Urethane & Silicone Casting
Low-volume flexible and rigid parts without hard tooling costs. Launching soon — register your interest to be notified when this service goes live.
Why Trustbridge?
How it works
How Custom Manufacturing Sourcing Works Through Trustbridge
Submit Your RFQ
Upload CAD files (STEP, IGES, STL, SolidWorks, Fusion 360) with your material, quantity, tolerance, and finish requirements. Your custom manufacturing RFQ is live in under 10 minutes. No commitment at this stage.
Review & Supplier Matching
We review your submission and match your RFQ with the best-fit custom manufacturers in our vetted global network. If you have opted for a DFM review, our engineers assess your design for manufacturability before it reaches any supplier.
Get Matched With the Right Supplier
Trustbridge identifies and connects you with manufacturers best suited for your project requirements, production needs, and industry standards. Once qualified matches are identified, we facilitate direct engagement between buyers and suppliers for further discussions and commercial alignment.
For suppliers
Are You a Custom Manufacturer?This Network Was Built for You.
Trustbridge is not another buyer platform with a supplier tab bolted on the side. We are building the infrastructure that manufacturers have always deserved— qualified leads matched to your capabilities, direct buyer relationships, no subscription fees, and no intermediary sitting between you and your customer.
If you run a CNC shop, an injection molding facility, a 3D printing bureau, or a fabrication house and you are tired of bidding wars on unqualified leads, this is where you belong.
And something built specifically for contract manufacturers — something that does not exist anywhere else in the industry — is coming for early network members first.
Trustbridge Design
Design for Manufacturing (DFM): Turn your concepts into efficient, cost-effective products ready for large-scale production.
Industrial 3D Printing & DfAM Optimization: Harness 3D printing and cutting-edge materials to create complex, customizable components.
Finite Element Analysis (FEA): Simulate real-world conditions to ensure performance, durability, and safety.
Generative Design: Explore AI-driven geometries that optimize weight, strength, and functionality.
At Trustbridge, we blend creativity with engineering precision, ensuring every design is not only visually compelling but also practical, scalable, and ready for the market. Whether you’re developing a prototype or refining an existing product, our team guides you from initial idea to flawless execution.
Get started
Design, source, and build better.
Whether you're sourcing custom manufactured parts, improving a design for manufacturability, or a manufacturer looking for qualified leads — Trustbridge is built for all three.
FOR BUYERS
Source custom parts from vetted manufacturers
FOR DESIGN TEAMS
Get DFM review on your part design
FOR SUPPLIERS
Apply to join our vetted manufacturrer network
Blogs
SUPPLIER: Top 10 Strategies to Increase Profitability in Manufacturing
DESIGNER: How to Cost-Effectively Bring Your Next-Gen Product to Market
SUPPLIER: Top 10 Things to Improve Your Manufacturing Sales
DESIGNER: Top 10 Things to Do When Improving on Your Existing Product
BUYER: Top 10 Things for Buyers to Do When Identifying and Onboarding New Suppliers
BUYER: The Ultimate Guide to Finding the Right Injection Molding Partner
Frequently Asked Questions
Q1: How do custom manufacturers join the Trustbridge network?
Custom manufacturers apply to join the Trustbridge vetted supplier network through our supplier application page. The application captures your process capabilities, materials, certifications, production capacity, and the types of projects you do best — and takes under 20 minutes to complete.
Every application is reviewed personally by the Trustbridge team. There is no subscription fee and no cost to join. Trustbridge operates on a success-based model — we earn when you win manufacturing contracts through the platform. Once approved, you receive capability-matched RFQs from buyers with active projects.
Manufacturers who join the network now will also receive early access to something Trustbridge is building specifically for contract manufacturers — a product that addresses the core operational problem of sorting qualified from unqualified inbound requests.
Q2: What is contract manufacturing and how does Trustbridge help?
Contract manufacturing is when a business hires an external manufacturer to produce components or products to its specifications. Trustbridge helps by connecting product teams with a vetted global network of custom manufacturers — through managed sourcing, competitive quoting, and optional design for manufacturability (DFM) and engineering services for teams who need design support before going to production.
Q3: What custom manufacturing services does Trustbridge offer?
Trustbridge sources custom parts across 3D printing (FDM, SLS, SLA), plastic injection molding, CNC machining, sheet metal fabrication, and metal casting. Urethane and silicone casting is launching soon. DFM review, CAD modeling, and redesign for cost reduction are available as standalone or combined engagements.
Q4: Can I get DFM review without using Trustbridge for manufacturing sourcing?
Yes. Trustbridge design services are available as standalone paid engagements — you do not need to use Trustbridge for sourcing. Many clients engage for DFM or CAD work and then source independently. There is no requirement to bundle the two.
Q5: Does Trustbridge support prototype and production volume manufacturing?
Yes. For prototypes we source from 3D printing suppliers and rapid-turn CNC machining shops. For production we source from injection molding suppliers, high-volume CNC facilities, sheet metal fabricators, and casting houses. Your RFQ is matched to suppliers appropriate for your quantity and stage.
