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Robert M. RattaLicensed

Licensed septic contractor based in Ayer, Middlesex County, MA

License details

License number879
License typeTitle 5 System Inspector
License statusActive, MassDEP Title 5 System Inspectors list
License expiresJune 30, 2028
Based inAyer, Middlesex County, Massachusetts

"Based in" is the city and county of the address on the business's license record.

What this license covers

  • Inspection: licensed to inspect existing septic systems; the license you want for a home-purchase inspection.

How to verify this license

We publish the license details exactly as they appear in the public licensing records of the agency that issued the license; we do not vouch for the business itself. Before hiring, look up license #879 directly with the agency that issued it, confirm it is still active, and ask for a current certificate of insurance.

Source: MassDEP Title 5 - System Inspectors, last checked 2026-08-17. Look it up at the issuing agency.

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