--- title: A3S Engineering & Maintenance Services. in Sanford | Local Three url: https://thelocalthree.com/business/a3s-engineering-maintenance-services-sanford/ updated: 2026-10-31 --- [Local *Three* Selected, not listed](https://thelocalthree.com/) - [How we select](https://thelocalthree.com/how-we-select/) - [For businesses](https://thelocalthree.com/claim/) 1. [Home](https://thelocalthree.com/) 2. A3S Engineering & Maintenance Services. Profile · Sanford air duct cleaning companies · Selection 02 of 03 # A3S Engineering & Maintenance Services. Verified · checked Oct 2026 **5.0** from 10 reviews Based in Sanford Works in Sanford Request a quote [Call +1 321-483-0741](tel:+13214830741)[Website](http://www.airductcleaningbya3s.com/) ## Contact 189 Venetian Bay Cir Sanford, FL 32771 [+1 321-483-0741](tel:+13214830741) [www.airductcleaningbya3s.com](http://www.airductcleaningbya3s.com/) Sunday: Closed · Monday: 7AM-5PM · Tuesday: 7AM-5PM · Wednesday: 7AM-5PM · Thursday: 7AM-5PM · Friday: 7AM-5PM · Saturday: 7AM-5PM [Open in maps](https://www.google.com/maps/place/A3S+Engineering+%26+Maintenance+Services./@28.816603399999998,-81.2932793,14z/data=!4m8!1m2!2m1!1sA3S+Engineering+%26+Maintenance+Services.!3m4!1s0x88e713ab78c15555:0xc54c5c5ae267c2b!8m2!3d28.816603399999998!4d-81.2932793) Business overview ## About A3S Engineering & Maintenance Services. A3S Engineering & Maintenance Services. works from Sanford and has 10 public reviews averaging 5.0. Why they stand out ## Where our editors selected them - [Air Duct Cleaning Companies in Sanford Selection 2 of 3](https://thelocalthree.com/sanford/air-duct-cleaning-companies/) The seal ## What we checked Verified · checked Oct 2026 Records show standing on the date shown, not the quality of the work. [What each check means](https://thelocalthree.com/how-we-select/#checks). - Operating status Confirmed Google Maps listing · checked October 29, 2026 Reviews summary ## What clients say 5.0 out of 5 10 reviews Collected from public review platforms; last refreshed October 31, 2026 . ### Reading the reviews We read how recent the reviews are, whether problems got fixed and how the business replies to criticism, not just the stars. Local facts · public records ## Sanford on the public record Context for hiring in Sanford, from public sources. Records show activity and rules, not quality. Median home value: Median value of owner-occupied homes (ACS table B25077). $309,300 [U.S. Census Bureau, American Community Survey 5-year estimates](https://data.census.gov/table/ACSDT5Y2024.B25077?g=160XX00US1263650) · 2020–2024 Homes built before 1990: 12,200 of 27,088 housing units were built in 1989 or earlier (ACS table B25034, year structure built). 45.0% [U.S. Census Bureau, American Community Survey 5-year estimates](https://data.census.gov/table/ACSDT5Y2024.B25034?g=160XX00US1263650) · 2020–2024 Households in Sanford: Occupied housing units (one household per occupied home), ACS table B25003. 24,875 [U.S. Census Bureau, American Community Survey 5-year estimates](https://data.census.gov/table/ACSDT5Y2024.B25003?g=160XX00US1263650) · 2020–2024 Atlantic hurricane season: An average season (1991–2020) has 14 named storms, 7 hurricanes and 3 major hurricanes. June 1 to November 30 [NOAA National Hurricane Center, Tropical Cyclone Climatology](https://www.nhc.noaa.gov/climo/) · 1991–2020 climate period Median year homes were built: Half of all housing units were built before this year (ACS table B25035). 1994 [U.S. Census Bureau, American Community Survey 5-year estimates](https://data.census.gov/table/ACSDT5Y2024.B25035?g=160XX00US1263650) · 2020–2024 Owner-occupied homes: 12,947 of 24,875 occupied homes are lived in by their owners (ACS table B25003). 52.0% [U.S. Census Bureau, American Community Survey 5-year estimates](https://data.census.gov/table/ACSDT5Y2024.B25003?g=160XX00US1263650) · 2020–2024 Public sources, checked October 31, 2026. Contact & quote ## Request a quote from A3S Engineering & Maintenance Services. Tell A3S Engineering & Maintenance Services. a little about the job. Most businesses reply within one or two working days. Send my request to We never sell your details. A business that answers may pay us a small fee; your price is the same. Questions ## Questions about A3S Engineering & Maintenance Services. Is A3S Engineering & Maintenance Services. licensed and registered? Checked on October 29, 2026: operating status confirmed. The checks table on this page lists each source. How is A3S Engineering & Maintenance Services. rated? 5.0 out of 5 from 10 public reviews. Where does A3S Engineering & Maintenance Services. appear on Local Three? On the air duct cleaning companies list for Sanford, at number 2. How do I contact A3S Engineering & Maintenance Services.? Call +1 321-483-0741. Or use the website link on this page. For the owner ## Is this your business? - [Claim this profile](https://thelocalthree.com/claim/) Free. 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Source: Google Maps data, October 29, 2026 Local *Three* Three local businesses worth considering, chosen by editors in each city we cover. ## Read - [All editions](https://thelocalthree.com/) - [About Local Three](https://thelocalthree.com/about/) ## Trust - [How we select](https://thelocalthree.com/how-we-select/) - [How we make money](https://thelocalthree.com/how-we-make-money/) - [Corrections](https://thelocalthree.com/corrections/) ## Businesses - [Claim a profile](https://thelocalthree.com/claim/) - [Contact](https://thelocalthree.com/contact/) - [Data sources](https://thelocalthree.com/data-sources/) - [Privacy](https://thelocalthree.com/privacy/) · [Terms](https://thelocalthree.com/terms/) © 2026 Local Three. Ratings and review counts are collected from public review platforms and were last refreshed on October 31, 2026 . Sponsored placements are always labelled and never change who is selected.