--- title: "Septic Inspectors & Radon Pros in Mahnomen County, MN: 1 Licensed | MN Home Sale Pros" description: "1 MPCA-licensed SSTS inspectors and 0 MDH-licensed radon pros based in Mahnomen County, Minnesota, for home sales." canonical: https://mnhomesalepros.com/county/mahnomen/ --- [Home](https://mnhomesalepros.com/) › [Counties](https://mnhomesalepros.com/counties/) › Mahnomen County # Septic inspectors and radon pros in Mahnomen County, MN 1 MPCA-licensed SSTS inspector businesses and 0 MDH-licensed radon businesses list an address in Mahnomen County. Many work across counties, and most radon pros list a statewide service area. Minnesota has no single statewide septic-at-sale rule, but many counties and cities require an SSTS compliance inspection at property transfer by local ordinance ([MPCA local SSTS programs](https://www.pca.state.mn.us/business-with-us/local-septic-system-programs)). Ask the county or city SSTS office whether a transfer inspection applies. Inspections must be done by an MPCA-licensed SSTS inspector business. ## SSTS (septic) inspectors (1) ✔ MPCA SSTS licensed Inspector ### Handyside Civil Solutions PLLC 1014 300th Ave, Lengby, MN 56651 ☎ [(218) 261-0390](tel:2182610390) ✉ loganhandyside3@gmail.com Certified staff: Logan A Handyside Also licensed: Designer License L4458, expires 2027-04-01 · bonded, insured Source: [MPCA SSTS](https://services.pca.state.mn.us/api/doc/v1/ssts/licensed-businesses), retrieved 2026-10-12 · [Claim/correct/remove](https://mnhomesalepros.com/list-your-business/?id=SL4458) ## Radon No MDH-licensed radon businesses list a Mahnomen County address. See [statewide radon pros](https://mnhomesalepros.com/radon/). Data last verified 2026-10-12 against MPCA's SSTS licensed-business data and MDH's radon service provider list. ## Neighboring counties [Becker County](https://mnhomesalepros.com/county/becker/) · [Clearwater County](https://mnhomesalepros.com/county/clearwater/) · [Polk County](https://mnhomesalepros.com/county/polk/) ## Guides [Septic (SSTS) at sale](https://mnhomesalepros.com/septic-inspectors/) · [Radon at sale](https://mnhomesalepros.com/radon/) · [Truth-in-Sale of Housing](https://mnhomesalepros.com/truth-in-sale-of-housing/)