(314) 533-8434 | 4209 Sarpy Ave. St. Louis, MO. 63110
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You Know The Name

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You Know Us

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Trust In Our Tradition

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Build With Us

Niehaus is a licensed installer of BASWApon, the seamless sound absorbing plaster system.   BASWAphon delivers a premium acoustical experience by creating environments where sound is highly intelligible.  It’s installed in courtrooms, casinos, corporate, universities, government buildings and museum spaces.  BASAWphon is the original seamless surface, and always compliments the architect’s vision.