About HI-SERVE INC.
Winco of South Texas is a professional cleaning and maintenance services provider based in San Antonio, TX, offering services such as window cleaning, waterproofing, power washing, and awning care since 1977. The company emphasizes reliability, craftsmanship, and long-lasting results.
Window Cleaning (residential and commercial, including high-rise)Waterproofing (new construction, remedial, above-grade, below-grade)Power Washing (building exteriors, sidewalks, awnings)Awning Care and MaintenanceRoof and Gutter CleaningPainting and Coatings (residential and commercial)Post-Construction Clean Up
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Data compiled from public government sources including SAM.gov, USAspending.gov, and state procurement records. Last verified against federal award records. Inaccurate, or want this page removed? Request a correction or removal.