Updated: Mar 09, 2026
Location and Projects
Address
84120 Holliday Rd., Folsom, LA, 70437
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National Sheetmetal Services HVAC/Mechanical Contractor
National Sheetmetal Services LLC, 84120 Holliday Rd, Folsom, LA (Employee: William Bertin Caster Jr.) holds a Mechanical license according to the Louisiana license board.
Their BuildZoom score of 93 ranks in the top 27% of 31,948 Louisiana licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring National Sheetmetal Services LLC, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
National Sheetmetal Services LLC Services
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National Sheetmetal Services LLC Contact Information
Phone Number: (504) 415-1958
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Address: 84120 Holliday Rd., Folsom, LA 70437
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Building Permits by National Sheetmetal Services LLC
This is a sample of this contractor's permits. Click here to access their complete permit history.
General mechanical
Work descripton: warm air furn, air conditioning 305-3405 william caster (#482) change of address (#485) 12-28-2004 historical import type: permits mechanical residential general mechanical user: bfrank tracking: status: certificate issued no meter status date: 12/30/2004 12:00:00 am owner: marquez owner address: 352 hickory ave new orleans la 00000 owner edited by: 12/28/2004 by joslee
Valuation:
N/A
Permit #:
04MCH-06413
Status:
complete
Fee:
$100
Permit Type:
N/A
Building Type:
Building use group
General mechanical
Work descripton: replace gas waf and 4-ton a\c unit. william caster jr. 504-305-3405 \\ 415-1958 (#10247) historical import type: permits mechanical residential general mechanical user: joslee tracking: status: permit issuance active status date: 7/21/2006 12:00:00 am owner: llc irg state street owner address: % douglas j bernard 800 w commerce rd ste 120 harahan la 701230000 owner ed... see more
Valuation:
N/A
Permit #:
06MCH-05266
Status:
approved
Fee:
$70
Permit Type:
N/A
Building Type:
Building use group
General mechanical
Work descripton: replace electrical waf and two 2.5ton a\c unit. william caster (#10247) 504-305-3405 historical import type: permits mechanical residential general mechanical user: joslee tracking: status: closed status date: 2/3/2009 12:00:00 am owner: robin g smith owner edited by: 7/21/2006 by joslee
Valuation:
N/A
Permit #:
06MCH-05269
Status:
complete
Fee:
$74
Permit Type:
N/A
Building Type:
Building use group
General mechanical
Work descripton: replace electrical waf and 4-ton condenser. william caster (#10350) 415-1958 \\ 3053405 historical import type: permits mechanical residential general mechanical user: joslee tracking: status: permit issuance active status date: 8/15/2006 12:00:00 am owner: robert l treuting j owner address: 225 opal st new orleans la owner edited by: 8/15/2006 by joslee
Valuation:
N/A
Permit #:
06MCH-06287
Status:
approved
Fee:
$65
Permit Type:
N/A
Building Type:
Building use group
General mechanical
Work descripton: l.j.c. william caster tele. 305 3405 5-a.c. split systems w/gas, electrical. w.a.fs. historical import type: permits mechanical commercial general mechanical user: lcabirac tracking: status: closed status date: 4/14/2009 12:00:00 am owner: roland von new orleans la owner edited by: 8/16/2006 by lcabirac
Valuation:
N/A
Permit #:
06MCH-06341
Status:
complete
Fee:
$228
Permit Type:
N/A
Building Type:
Building use group
General mechanical
Work descripton: install 4-gas waf and 4-condenser units. william caster (#1486) 504-415-1958 (cvs) 10com-01125 historical import type: permits mechanical commercial general mechanical user: joslee tracking: 86189136487 status: permit issuance active status date: 3/6/2012 12:00:00 am owner: b1l1 llc owner address: c/o benjamin s gravolet 1300 henry clay ave new orleans la 70118 owner ... see more
Valuation:
N/A
Permit #:
12MCH-01739
Status:
issued
Fee:
$175
Permit Type:
N/A
Building Type:
Building use group
General mechanical
Work descripton: gas water heater. william caster - 305-3405 (#486) historical import type: permits mechanical residential general mechanical user: bfrank tracking: status: certificate issued no meter status date: 1/10/2005 12:00:00 am owner: ned r dix owner address: 4867 wilson ave new orleans la 701260000 owner edited by: 12/30/2004 by joslee
Valuation:
N/A
Permit #:
04MCH-06494
Status:
complete
Fee:
$20
Permit Type:
N/A
Building Type:
Building use group
General mechanical
Work descripton: rlb//natl. s-metal//305-3405//#4999//;;waf & air conditioning historical import type: permits mechanical commercial general mechanical user: rbeall tracking: status: certificate issued no meter status date: 6/1/2009 12:00:00 am owner: llc pigeon companies owner address: 500 hagan ave new orlean la 701190000 owner edited by: 8/11/2005 by rbeall
Valuation:
N/A
Permit #:
05MCH-05176
Status:
complete
Fee:
$191
Permit Type:
N/A
Building Type:
Building use group
General mechanical
Work descripton: rlb//natl. s-metal//305-3405//#4999//;;waf & air conditioning historical import type: permits mechanical residential general mechanical user: rbeall tracking: status: inspection completed status date: 4/7/2008 12:00:00 am owner: ent co llc egenberg developm owner address: p o box 58817 new orlean la 701580000 owner edited by: 8/11/2005 by rbeall
Valuation:
N/A
Permit #:
05MCH-05181
Status:
complete
Fee:
$94
Permit Type:
N/A
Building Type:
Building use group
General mechanical
Work descripton: rlb//natl. s-metal//305-3405//#4999//;;waf & air conditioning historical import type: permits mechanical residential general mechanical user: rbeall tracking: status: inspection completed status date: 4/7/2008 12:00:00 am owner: ent co llc egenberg developm owner address: p o box 58817 new orlean la 701580000 owner edited by: 8/11/2005 by rbeall
Valuation:
N/A
Permit #:
05MCH-05178
Status:
complete
Fee:
$65
Permit Type:
N/A
Building Type:
Building use group
General mechanical
Work descripton: gas waf and 3-ton a\c. william caster 415-1958 \\ 305-3405 (#5828) historical import type: permits mechanical residential general mechanical user: joslee tracking: status: inspection completed status date: 4/7/2008 12:00:00 am owner: claire j duput owner address: 12 livingston st rhinebeck ny 125720 owner edited by: 8/18/2005 by joslee
Valuation:
N/A
Permit #:
05MCH-05339
Status:
complete
Fee:
$67
Permit Type:
N/A
Building Type:
Building use group
General mechanical
Work descripton: 2-warm air furns, 2-5 ton a/c's ck#6050 historical import type: permits mechanical commercial general mechanical user: czimmermann tracking: status: certificate issued no meter status date: 3/15/2006 12:00:00 am owner: hotel lp cnl new orleans owner address: 450 s. orange ave 12th floor orlando fl 328013336 owner edited by: 3/10/2006 by czimmermann
Valuation:
N/A
Permit #:
06MCH-01531
Status:
complete
Fee:
$106
Permit Type:
N/A
Building Type:
Building use group
General mechanical
Work descripton: rlb//national//382-9672//#6051//a/c repair historical import type: permits mechanical commercial general mechanical user: rbeall tracking: status: certificate issued no meter status date: 5/29/2008 12:00:00 am owner: dickie brennan owner address: same new orlean la owner edited by: 4/27/2006 by rbeall
Valuation:
N/A
Permit #:
06MCH-02659
Status:
complete
Fee:
$48
Permit Type:
N/A
Building Type:
Building use group
General mechanical
Work descripton: rlb//william caster jr.//415-1958//#10156//waf & air conditioning historical import type: permits mechanical residential general mechanical user: rbeall tracking: status: permit issuance active status date: 5/26/2006 12:00:00 am owner: jay sequeira owner address: 1331 bonnabel bl metairie la 700050000 owner edited by: 5/26/2006 by rbeall
Valuation:
N/A
Permit #:
06MCH-03491
Status:
approved
Fee:
$79
Permit Type:
N/A
Building Type:
Building use group
General mechanical
Work descripton: replace 305-ton condenser. william caster jr. (#10247) 504-305-3405 \\ 504-415-1958 historical import type: permits mechanical residential general mechanical user: joslee tracking: status: permit issuance active status date: 7/21/2006 12:00:00 am owner: william c solomon owner address: 919 porteous st new orleans la owner edited by: 7/21/2006 by joslee
Valuation:
N/A
Permit #:
06MCH-05270
Status:
approved
Fee:
$45
Permit Type:
N/A
Building Type:
Building use group
General mechanical
Work descripton: change gas waf and 5-ton a\c unit. william caster jr. (#10247) 504-305-3405 \\ 504-415-1958 historical import type: permits mechanical residential general mechanical user: joslee tracking: status: permit issuance active status date: 7/21/2006 12:00:00 am owner: silvestro a carollo owner address: 4941 mandeville st new orleans la owner edited by: 7/21/2006 by joslee
Valuation:
N/A
Permit #:
06MCH-05268
Status:
approved
Fee:
$73
Permit Type:
N/A
Building Type:
Building use group
General mechanical
Work descripton: l.j.c. william caster tele. 415 1958 1-3ton cond. unit historical import type: permits mechanical residential general mechanical user: lcabirac tracking: status: certificate issued no meter status date: 4/1/2008 12:00:00 am owner: erty llc south galvez prop owner address: 636 nashville ave new orleans la owner edited by: 7/27/2006 by lcabirac
Valuation:
N/A
Permit #:
06MCH-05525
Status:
complete
Fee:
$42
Permit Type:
N/A
Building Type:
Building use group
Commercial addition alter repair
2014-12-30
No Description Available
Valuation:
N/A
Permit #:
MEC2014-1517
Status:
final
Fee:
$70
Permit Type:
Salon
Building Type:
N/A
Nothing bundt cakes
Valuation:
N/A
Permit #:
MEC2014-0528
Status:
final
Fee:
$70
Permit Type:
Restaurant
Building Type:
N/A
Sf
Valuation:
$357,000
Permit #:
K06-2419
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
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Verified License
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National Sheetmetal Services LLC License info
Verified License
| License # | 42526 |
| Status | Active |
| State | Louisiana |
| Type | Mechanical |
| Class | Commercial License Certificate |
| Date Issued | 09-03-2025 |
- BuildZoom verified this license was active as of March 2026.
Verify this license's status for National Sheetmetal Services LLC at the Louisiana Licensing Board.
This is a sample of licensing data; click here to access a complete history.
93
BuildZoom Score
23
Permits
- Building permit records show that National Sheetmetal Services LLC has worked on 23 permitted projects.
National Sheetmetal Services LLC Employees
WJ
William Bertin Caster Jr.