Run a free full auditNational Building Services & Maintenance Inc is a Carpet Cleaner in Chalmette, LA. The company provides commercial janitorial and specialized cleaning solutions for a wide variety of facilities, including office buildings, medical clinics, industrial plants, oil refineries, retail centers, financial institutions, and computer facilities. Services extend beyond standard janitorial work to include flood restoration, construction clean-up, window cleaning, upholstery cleaning, carpet cleaning, parking lot and sidewalk cleaning, pressure washing, and emergency situation clean-up. The business serves Southeast Louisiana and customizes its cleaning protocols to meet the unique requirements of each workspace. They hold a 5.00 rating based on customer reviews.
Founded in 1910 by Daniel Kurica and John Zazulak, two immigrants from Ukraine, the company began as National Window Cleaning. In 1962, the sons of the founders, Philip Kurica and John Zazulak Jr., formed National Building Services and Maintenance, Inc., with an emphasis on commercial janitorial service. In 1986, National Window Cleaning merged its operation completely into National Building Services, making it the oldest continuing operating cleaning service in the South. The company remains locally family owned and operated, with Donald Kattengell serving as president since 2015. The leadership team has deep industry roots, with the top two offices having more than 90 years of experience within the company. Many employees have worked for National for 20, 30, or even 40 years.
The business utilizes Green Seal Certified cleaning products and maintains its own trained personnel and equipment to handle special services. Unlike competitors that may use long-term automatic renewal contracts, NBS offers contracts that continue unless either party gives thirty days written notice. All employees are direct staff who speak and understand the English language. The company has cleaned high-rise buildings, educational properties, and everything in between.
With a perfect 5.00 rating from its customers, National Building Services & Maintenance Inc demonstrates a strong reputation for reliability and specialized expertise. Its century-long history and family ownership model set it apart as a trusted provider of comprehensive facility maintenance in the region.
National Building Services & Maintenance Inc combines over a century of local experience with a full suite of commercial cleaning services to keep Chalmette businesses running smoothly.
Located on Magistrate St in Chalmette, the business is about a quarter mile from Paris Road and close to Meraux Elementary. It is also near Elaine P. Nunez Community College and the Chalmette Post Office.
SEOScanPRO awarded the business a Performance score of 80 out of 100. This strength measures how quickly the website loads, which keeps visitors on the page and is one of the factors search engines use in ranking.
BizScoreAI scanned the website nationalbuilding.com on June 30, 2026. National Building Services & Maintenance Inc has a BizScore of 29 out of 100.
AI visibility scan by category: AI Discovery 0 of 25 points, Structured Data 0 of 25 points, Content Readiness 0 of 30 points, AI Trust Signals 0 of 20 points.
Website audit sub-scores (out of 100): On-Page 23, Technical 48, Performance 80, Content 55.
Strengths: 1 check passed. AI Content Blocking.
Areas to improve: 9 checks. llms.txt (failed), Structured Data (failed), Q&A Content (failed), Content Too Thin (failed), Meta Description (failed), Weak Heading Structure (warning), About/Team Page (warning), XML Sitemap (warning), Author Signals (warning).
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