# septic tank contractors in the United States 1 septic tank contractors in the United States, ranked by the strength of independent public evidence (reviews, verified credentials and registry data cross-checked across named sources — no ads, no paid placement). Below are the top 1 by evidence. | Trader | Location | Rating | Reviews | Named sources | | --- | --- | --- | --- | --- | | [ACOSTA & SONS SEWER CONTRACTORS](https://us.mytrustedtraders.com/traders/acosta-sons-sewer-contractors) | Sun Valley | 4.5/5 | 35 | Porch | Each trader's full public-evidence record is at its profile URL (append `/md` for a Markdown version). Narrow by area at `https://us.mytrustedtraders.com/find/septic-tank-contractors/`. --- Source: MyTrustedTraders — https://us.mytrustedtraders.com/find/septic-tank-contractors Real public evidence only: every figure traces to a named source and is cross-checked. If a source does not carry a field, it is not shown.