4D Nav

4D Nav specializes in remote survey solutions, engineering analysis, 3D modeling, quality assurance services. The job it does: building software for you when nothing off the shelf fits.

Who is it for? Mostly companies with a specific process to automate. Alongside the main category they mention Quality Assurance. As a small company team themselves (11 to 50 people), they tend to serve customers of a similar scale best. Small vendors mean quick answers and real influence on the roadmap, but check who covers support when someone is out.

4D Nav is based in Houston, Texas. More on 4dnav.com.

Our checklist for this category: portfolio relevance, who owns the code, and how they handle changes. Get the renewal terms in writing before the first invoice.

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