Sanitation System/Side Sewers contractors in Bellingham, WA

4 contractors · Updated Sep 28, 2026

Septic and side sewer contractors install and repair on-site sanitation systems and the sewer lines that connect buildings to the main. Washington currently lists 4 Sanitation System/Side Sewers contractors registered in Bellingham.

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Aa Quality Septic LLC

Listed

Sanitation System / Side Sewers · Bellingham, WA

License #AAQUAQS792DA · $30,000 bond

Alissi Construction INC

Listed

Sanitation System / Side Sewers · Bellingham, WA

License #ALISSCI935QF

All Around Septic LLC

Listed

Sanitation System / Side Sewers · Bellingham, WA

License #ALLARAS837LE · $15,000 bond

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Built from Washington State L&I public records, updated Sep 28, 2026. Subser doesn't do star ratings or reviews — just verified records.