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Callahan Excavation is a Malden, MA excavation contractor working sewer, septic, and water-line jobs. A recent Reddit thread about digging permits in Malden included a simple recommendation: "We've used Callahan and they were great." The one detailed written account is older — in a June 2019 Angi review, a Malden homeowner described Bill and his crew spending weeks replacing a neighbor's septic connection to city sewerage, and proactively offering to replace the homeowner's own lead water line while already working in the area. There isn't much else on the record. A LinkedIn profile shows the company has kept at least one foreman on staff for several years, but there's nothing here to speak to pricing or scheduling. It's worth asking directly about current crew size and lead times before booking.
“If you’re digging you need to get a list of licensed excavators from the city for any plumbing work, engineering can email it to you very quickly. We’ve used Callahan and they were great.”
“**Daniel Valente**: Foreman Equipment Operator at Callahan Excavation for 5 years 2 months with 10 years 9 months of total professional experience. Previous roles include Field Engineer at The Hanover Company, Laborer at Callahan Excavation, and Field Operations CO-OP at Consigli Construction Co., Inc.. Based in Boston, Massachusetts, United States [US].”
Bill and his crew had been digging up the road a few feet from my front door for a couple of weeks in order to replace my neighbor's septic system with city sewerage. Knowing of Malden's lead-copper regulations, he offered to replace my lead water line while he was working in this area. In spite...
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1 change recorded — last scanned Sep 14, 2026.
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