CHARLES DIEHL ARCHITECT LLC
Architecture firm · New York City permit activity
Architecture firm active in New York City construction, tracked from public building-permit filings.
#490
by NYC filing activity
among NYC architects & engineers, last 90 days
9
projects tracked
Apr 2026 to Jul 2026
7/16
active weeks
weeks with a filing (last 16)
6 of the 9 Charles Diehl Architect projects have no general contractor named on permit.2 filed in the last 30 days.
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$90K Manhattan commercial renovation
Grade BFiled 9 days ago · 9 units · Charles Diehl Architect: architect
INSTALLATION OF EXTERIOR EXHAUST DUCT FROM 1ST FL RESTAURANT AND ASSOCIATED EXHAUST FAN AT ROOF TO REMOVE NYC DOB
No GC named · 2 anticipated categories not yet filed
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$49K Brooklyn residential renovation
Grade BFiled 27 days ago · 3 units · Charles Diehl Architect: architect
PROPOSED INTERIOR RENOVATION @ PARTIAL 1ST FL & CELLAR. ALL WORK IS FILED TO REMOVE ECB VIOLATION #39106127X AND 39165303X
GC named · 1 other firm identified · 4 anticipated categories not yet filed
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$462K Brooklyn multifamily renovation
Grade AFiled 3 months ago · 11 units · Charles Diehl Architect: architect
PROPOSED INT. RENO OF EXISTING 4-STORY OVER CELLAR RES BLDNG ON CEL, 1-4, ROF. WORK INCLUDES PARTITIONS & INSTALLATION OF 2 CONDENSING…
No GC named · 2 anticipated categories not yet filed
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6 more
Charles Diehl Architect projects with project intelligence
Scopes, values, teams and filing history for every one
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Neighborhood, filing date, scope and declared value are shown here. Exact addresses,
owner and contact details and full filing histories are part of the paid product.
9 project records for Charles Diehl Architect: addresses, values, project teams
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Middle 50% of declared values: $58K–$113K (median $100K)
Most recent filing: Manhattan · Jul 30, 2026
8 active · 8 newly observed last 90 days
Filing activity · last 16 weeks
MAR
APR
MAY
JUN
JUL
8
active projects (last 90d)
8
newly observed (last 90d)
Apr 2026
peak month
Project mix · by use
Commercial22%
Residential78%
Geography · by borough
Brooklyn56%
Manhattan44%
Shared-project connections
| # | Firm | Primary role | Shared | Relative |
|---|---|---|---|---|
| None on shared filings. | ||||
| 1 | SMBT LLC | General contractor | 3 | |
Firms that appear on the same New York City permit filings. Association on shared filings, not a proven working relationship.
Frequently asked questions
How many NYC projects has CHARLES DIEHL ARCHITECT LLC filed?▾
PermitPipeline tracks 9 New York City building-permit projects for CHARLES DIEHL ARCHITECT LLC (Apr 2026 to Jul 2026). 8 had filing activity in the last 90 days.
Does CHARLES DIEHL ARCHITECT LLC work on commercial or residential projects?▾
Across its tracked New York City filings, 22% of CHARLES DIEHL ARCHITECT LLC's projects are commercial and 78% are residential (multifamily, small residential, or single-family). Based on permit records, not self-reported.
Where in New York City does CHARLES DIEHL ARCHITECT LLC work?▾
56% of CHARLES DIEHL ARCHITECT LLC's tracked New York City projects are in Brooklyn.
What is a typical CHARLES DIEHL ARCHITECT LLC project worth?▾
Across the 8 tracked projects with a declared value, CHARLES DIEHL ARCHITECT LLC averages $121K per project (declared value on the permit filing, not contract value).
Which firms does CHARLES DIEHL ARCHITECT LLC work with most often?▾
CHARLES DIEHL ARCHITECT LLC most frequently appears on the same New York City permit filings as SMBT LLC. Appearing together indicates association on shared filings, not a proven working relationship.
Is CHARLES DIEHL ARCHITECT LLC an architecture firm?▾
CHARLES DIEHL ARCHITECT LLC is listed as an architecture firm on its New York City permit filings. Roles on this profile are derived from the role each firm holds on public DOB filings.
Public aggregate — full project records are part of the paid leads product. Updated daily from NYC DOB filings.
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