A family-owned, UL & CSA certified manufacturer building precision wire harnesses and electrical assemblies for OEMs nationwide.
Custom Wire & Cable Assemblies
That Give You the Added Edge
CUSTOM ELECTRICAL CONTRACT MANUFACTURING · SINCE 1991
UL Certified
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CSA Certified
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100% Circuit Testing
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Family-Owned Since 1991
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Global Component Sourcing
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Fast Turnaround
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UL Certified - CSA Certified - 100% Circuit Testing - Family-Owned Since 1991 - Global Component Sourcing - Fast Turnaround -
Why manufacturers choose us
Three decades of precision assembly
Since 1991, Added Edge Assembly has helped OEMs cut costs and rise above their competition with dependable, high-quality electrical assemblies.
Years in business
Potential cost savings
Circuit tested & inspected
Family-owned since
Products & Services
A closer look at what we build
From precision soldering to complete circuit-box builds, every job is manufactured to your spec and 100% tested. Explore the full lineup to see everything we do.
Custom Wire Harnesses
Multi-conductor harnesses built to your drawings for a drop-in fit.
Learn moreSoldering
Clean, inspected hand and process soldering you can rely on.
Learn moreCustom Kitting
Ready-to-run kits that streamline your production line.
Learn moreHousing Assembly
Contacts inserted and verified for reliable, locked connections.
Learn moreCable Overmolding
Molded strain relief and sealed ends for rugged, field-ready cables.
Learn moreCircuit Box Assemblies
Complete box builds — wired, populated, and tested as one unit.
Learn moreFrequently Asked Questions
Still have questions? Take a look at the FAQ or reach out anytime. If you’re feeling ready, go ahead and apply.
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We're a custom electrical contract manufacturer specializing in wire harnesses, cable assemblies, terminated leads, circuit box and electromechanical assemblies, and related services like soldering, overmolding, heat shrink, custom kitting, labeling, and hot stamp marking. Everything is built to your specifications.
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Everything we build is custom. Send us your drawings, a sample, or even a rough description, and we'll manufacture to your exact requirements. If you don't see a specific service listed, just ask — we specialize in customization and can accommodate nearly any need.
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Yes. We work with everything from a single prototype to ongoing high-volume production, and we can scale with you as your needs grow.
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We're flexible on order size and work with both small and large runs. Contact us with your project details and we'll let you know the best approach for your volume.
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Send us your drawings, samples, or a description of what you need through our contact form, by email at sales@addedge.com, or by phone at (216) 464-4305. We review your specs and typically return a competitive quote within one business day.
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The more detail the better, but even a simple description gets us started. Helpful items include a drawing or print, wire and connector specifications, quantities, and your target timeline. If you only have a sample part, we can often work from that.
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Lead times depend on the complexity and quantity of your assembly and current production schedules. We're known for fast turnaround and will give you a realistic timeline with your quote.
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Yes. Quality is critical to us. Every assembly is 100% inspected and circuit-tested using Cirris cable testers, and our manufacturing meets UL and CSA standards. Nothing ships until it's verified against your specification.
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For many customers, yes outsourcing assembly to us can save up to 50% on cost of goods by reducing your labor, overhead, and material sourcing burden, while freeing your team to focus on what they do best.
Why manufacturers trust us
Built on quality, speed, and a personal promise
Since 1991, OEMs have counted on Added Edge Assembly for assemblies they never have to worry about. Here's what that commitment looks like.
Quality, guaranteed
Every assembly is 100% inspected and circuit-tested on Cirris cable testers to UL & CSA standards. Nothing leaves our floor until it's right — so it's right when it reaches yours.
Fast, flexible, responsive
We source components globally, adapt quickly to design changes, and keep your project moving with fast turnaround and clear communication from quote to delivery.
A partner who cares
Family-owned since 1991, we treat your product like it carries our name — because it does. When you call, you reach people who take real pride in getting it right for you.

