WHAT WE DO
Explore Heartland Harness Products
Cable Assemblies
Built for strength, signal integrity, and harsh operating conditions.
Custom Wire Harnesses
Engineered for routing, protection, and long-term performance.
Mechanical Assemblies
Includes panels, enclosures, and subassemblies to streamline your supply.
ABOUT
Heartland Harness
Heartland Harness, based in Neola, Iowa, designs and manufactures custom wire harnesses, cable assemblies, and mechanical assemblies for OEMs operating in demanding environments. From early prototypes to full-scale production, we combine engineering expertise with advanced automation to produce clean, consistent, and fully tested assemblies.
We support OEMs across multiple industries with solutions tailored to exact specifications — built for durability, ease of installation, and long service life.
Ready to improve reliability and simplify production?
WHY HEARTLAND HARNESS?
Built for Reliability.
Designed for Your Application.
CUSTOM-BUILT SOLUTIONS
Every project starts with understanding your design and production needs. We build to your exact specifications.
ADVANCED MANUFACTURING
Automation, clean builds, and modern production equipment ensure consistency at any scale.
QUALITY AND TESTING
Every assembly is verified to ensure it performs in real-world conditions.
ON-TIME DELIVERY
Our central U.S. location and efficient production setup support reliable lead times.
VISIT US
in Neola, Iowa
Based in Neola, Iowa, Heartland Harness serves OEM customers across the Midwest, including agricultural, industrial engine, and heavy equipment manufacturers in Iowa, Nebraska, Missouri, Kansas, South Dakota, and Minnesota. From our central location 20 miles northeast of Council Bluffs, we ship custom wire harnesses, cable assemblies, and mechanical assemblies nationwide.
105 Barrier Lane
PO Box 361
Neola, Iowa 51559