605 Companies Inc. is a general contractor serving Sioux Falls, South Dakota, specializing in commercial and residential construction projects. They provide comprehensive construction management services, from initial design to final completion, ensuring quality and timely project delivery.
Operator computes a Health score every night at 2 am HST. It is the one number that tells you if this shop is winning, losing, or steady. Here is how 605 Companies Inc broke down on Apr 26, 2026.
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