Contractor Profile

Doubleday Engineering LLC

Doubleday Engineering LLC is a diversified Miami contractor — 10 segment-eligible permits spanning 4 segments, led by commercial mep (50%) and commercial alteration (30%). Its permit record in Miami spans 2023–2025.

First permit: Jul 27, 2023 (1,153d ago)Latest permit: Sep 4, 2025 (383d ago)
The sales record
Market
Miami
Active
2023–2025 · 2 yrs
Licence IDs on their permits
4
Reliable value
Coverage
Reliable filings
Rank in Miami
#4,298
Permits (all-time, all segments)
10
Filings 90d
0
Filings 30d
0
Latest permit
Sep 4, 2025
Typical project sizeNot enough valued permits to summarize.
Where they work
Firmographics
License & registration IDs on file
  • CCC1333967
  • CFC1432028
  • CGC1526768
  • EC13012589

As named in the permit records — identifiers we surface, not verified state licensure.

Direct contactNot in our data — we don’t fabricate firmographics.
What we won’t fabricate

Doubleday Engineering LLC has 10 permits, but too few carry a value we can stand behind — so we publish for reliable value, never a guess. They still rank by volume; the dollar figure stays honest.

Below our reliability threshold — too few filings carry a value we stand behind
Monthly activity
Sep ’250–1 permits/moSep ’25
permits per month

Monthly value isn’t shown: too few of Doubleday Engineering LLC’s permits carry a reliable valuation, so we publish the count trend only rather than a value line built from gaps.

Service area

Typical service area ~4 mi in Miami

The p90 footprint of where Doubleday Engineering LLC has pulled permits in Miami — drawn from all 10 of their indexed permits. It reflects detected permit activity, not a guaranteed service-area claim.

  • Miami10
Find Commercial MEP contractors near your branchEnter your address — see who’s pulling these permits in your radius.

Showing 10 of 10 permits by Doubleday Engineering LLC in the indexed window · most recent first

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Sep 4, 2025
applied Apr 25, 2024
3242 SW 1 Ave, Miami, FL
Commercial New Construction
$630K
Jun 4, 2024
applied Oct 18, 2024
2550PORT Blvd, Miami, FL
Commercial Alteration
May 1, 2024
applied Mar 4, 2026
3650NW 102nd St, Miami, FL
Residential Alteration
$7K
Apr 18, 2024
applied Jan 6, 2025
2550PORT Blvd, Miami, FL
Commercial MEP
Commercial
Apr 16, 2024
applied Dec 24, 2024
2550PORT Blvd, Miami, FL
Commercial MEP
Commercial
Apr 8, 2024
applied Apr 9, 2024
2550PORT Blvd, Miami, FL
Commercial MEP
Commercial
$4K
Feb 5, 2024
applied Oct 1, 2024
2550PORT Blvd, Miami, FL
Commercial Alteration
Sep 13, 2023
applied Apr 2, 2024
2550PORT Blvd, Miami, FL
Commercial MEP
Commercial
Aug 31, 2023
applied Mar 19, 2024
2550PORT Blvd, Miami, FL
Commercial MEP
Commercial
Jul 27, 2023
applied Feb 13, 2025
2550PORT Blvd, Miami, FL
Commercial Alteration
$200K
Sites Doubleday Engineering LLC returns to1 in Miami

Addresses where Doubleday Engineering LLC has pulled repeat permits and the site itself has a deep permit history (25+ permits, all contractors). Each links to that parcel’s full record.

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