About Us

GWJ Industrial Supplies and Construction, LLC is a New Orleans-based construction company with over 40 years of architectural design and construction experience. As a licensed contractor, engineering associate, and accounting professional, the company serves residential and light commercial clients across the Gulf Coast. In December 2024, GWJ launched Chief-Estimator, a line of six professional Excel estimating and financial management workbooks built from four decades of real job site experience.

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Best Sellers

Interior Assembly Take Off with Summary
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Interior Assembly Take Off with Summary
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Residential Light Commercial Interior Estimator
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Light Commercial Concrete Estimator
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Residential and
Commercial Construction

Real estimating takes real time, experience, not AI guesswork. Chief-Estimator turns your basic measurements into accurate costs using genuine contractor pricing logic built by contractors, for contractors who know the business.