---
title: "Thomas Costigan Excavating"
description: "Thomas Costigan Excavating works from Stamford, and its website describes excavation, pile driving, demolition and septic work for the Fairfield County com"
doc_version: "2026-10-19"
last_updated: "2026-10-19"
---

# Thomas Costigan Excavating

**Trade:** Demolition & Excavation · **Address:** 69 Midland Ave, Stamford, CT 06906 · **Phone:** (203) 324-7389 · **Website:** http://costiganexcavation.com/ · **Languages:** English

**Rating: not yet scored** — 0 reviews across 5 sources is too little evidence for an honest number.

## The honest read

Thomas Costigan Excavating works from Stamford, and its website describes excavation, pile driving, demolition and septic work for the Fairfield County community. The company says it has been at it for over 35 years.

On the Procore Construction Network, its listed services are demolition and earthwork. BuildZoom shows seven projects for the company.

Connecticut lists its home improvement contractor registration, HIC.0643302, as active, held by THOMAS V COSTIGAN EXCAVATING LLC.

## Claims & citations

Every claim below is backed by real evidence rows — uncited claims are dropped in code before publication.

- The company's website describes excavation, pile driving, demolition and septic work for the Fairfield County community _(confidence: medium)_
  - [Official Website](http://costiganexcavation.com) — “About (self-reported, verbatim): Serving the Fairfield County community for over 35 years, Thomas V Costigan Excavating LLC delivers expert …”
- The company says it has been in business for over 35 years _(confidence: medium)_
  - [Official Website](http://costiganexcavation.com) — “About (self-reported, verbatim): Serving the Fairfield County community for over 35 years, Thomas V Costigan Excavating LLC delivers expert …”
  - [Official Website](http://costiganexcavation.com) — “Self-reported 35 years in business”
- Lists demolition and earthwork among its services on the Procore Construction Network _(confidence: medium)_
  - [Procore Construction Network](https://network.procore.com/p/thomas-costigan-excavation-llc-stamford) — “Services offered (Procore Construction Network): Demolition, Earthwork”
- BuildZoom shows seven projects for the company _(confidence: medium)_
  - [BuildZoom](https://www.buildzoom.com/contractor/thomas-v-costigan-excavating-llc) — “7 project(s) shown on BuildZoom”
- Connecticut lists its home improvement contractor registration, HIC.0643302, as active, held by THOMAS V COSTIGAN EXCAVATING LLC. _(confidence: high)_
  - [State License Registry](https://www.elicense.ct.gov/Lookup/LicenseLookup.aspx) — “CT hic license HIC.0643302 registry-verified active — registry holder of record: THOMAS V COSTIGAN EXCAVATING LLC”
- Specializes in Demolition & Excavation _(confidence: medium)_
  - [Official Website](http://costiganexcavation.com) — “About (self-reported, verbatim): Serving the Fairfield County community for over 35 years, Thomas V Costigan Excavating LLC delivers expert …”

## License

Status: **active** (#HIC.0643302, hic) — verified against the official CT state registry on 2026-10-19, never self-reported.
Re-check at the official registry: https://www.elicense.ct.gov/Lookup/LicenseLookup.aspx

## Sources

- [Procore Construction Network](https://network.procore.com/p/thomas-costigan-excavation-llc-stamford): Listed on this source
- [BuildZoom](https://www.buildzoom.com/contractor/thomas-v-costigan-excavating-llc): Listed on this source
- [Official Website](http://costiganexcavation.com): 35 yrs in business · Self-reported profile and service details
- [Local News](https://www.importgenius.com/importers/thomas-costigan-excavating-llc): Listed on this source
- [Google](https://www.google.com/maps/search/?api=1&query=Thomas%20Costigan%20Excavating&query_place_id=ChIJBwYJUUugwokRzT9p5aGAEoQ): Listed on this source

---

Data freshness: last scanned 2026-10-14T23:11:22.809Z.
Cite as: Thomas Costigan Excavating — Tavlee (https://tavlee.com/contractor/thomas-costigan-excavating-stamford)
Source: https://tavlee.com/contractor/thomas-costigan-excavating-stamford

## Sitemap

[Full site index](https://tavlee.com/sitemap.md)