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Updated: Jul 28, 2026
Location and Projects
Address
20480 Highland Rd, Baton Rouge, LA, 70879
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Isc Engineering, LLC
Isc Engineering, LLC, 20480 Highland Rd, Baton Rouge, LA (Owned by: Isc Constructors, Llc-C) holds a Contractor license and 36 other licenses according to the Nebraska license board.
Their BuildZoom score of 100 ranks in the top 13% of 31,948 Louisiana licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Isc Engineering, LLC, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
Isc Engineering, LLC Services
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Isc Engineering, LLC Contact Information
Phone Number: (225) 756-8001
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Address: 20480 Highland Rd, Baton Rouge, LA 70879
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Isc Engineering, LLC Baton Rouge
Quality
100
87th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Isc Engineering, LLC has a BuildZoom score of 100, which places them above 87% of 31,948 contractors in Louisiana.
Activity
|
1 project
|
2025 |
|
1 project
|
2024 |
|
3 projects
|
2023 |
Our building permit records indicate that Isc Engineering, LLC has worked on at least
5.0 projects over the past 3 years.
This is an overview of this contractor's activity. Click here to access our complete licensing and building permit database.
This is an overview of this contractor's activity. Click here to access our complete licensing and building permit database.
Pricing
|
1 project
|
< $5k |
|
1 project
|
$5k-$20k |
Pro tip:
For more details about their pricing, check out their recent activity to see how much they have charged for different types of work.
This is a sample of this contractor's permits. Click here to access their complete permit history.
Electrical- electric utility work on overhead poles exempt from building codes. reroute existing entergy power supply overhead and underground from river road to modac
Valuation:
N/A
Permit #:
49740
Status:
applied
Fee:
N/A
Permit Type:
N/A
Building Type:
Mechanical trade ...
Clean and show permit to have electricity turned on in order to show vacant commercial space
Valuation:
N/A
Permit #:
149914
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Clean and show permit in order to show vacant commercial office space
Valuation:
N/A
Permit #:
149917
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Electrical trade100 amp overhead service pole with a 30 amp 240v breaker for a cathodic rectifier for shell pipeline
Valuation:
N/A
Permit #:
33680
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
Renovation
Hurricane utility reconnect (gas water electric)
2021-11-30
Repair existing electrical meter pole
Valuation:
N/A
Permit #:
2021-96921
Status:
issued
Fee:
N/A
Permit Type:
Electrical work only
Building Type:
Single family house
Lsu lot improvements
Valuation:
$9,500
Permit #:
152029
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Electrical trade: transfer switch installation. entergy will disconnect power and reconnect to plant. contact south central planning & development for inspections at 985/655-1070. have permit number project address type of inspection available prior to requesting an inspection. permit fees are non refundable
Valuation:
N/A
Permit #:
23972
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
$3,500
Permit #:
23443
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Permanent placement to an office trailer for methanex plant. self contained sewer for units. entergy.rec'd occupancy for office trailer. no sewer involved.installing a generator-7/31/13.sl
Valuation:
N/A
Permit #:
71998
Status:
issued
Fee:
$135
Permit Type:
N/A
Building Type:
N/A
Install 100amp service for rectifier for shell pipeline
Valuation:
N/A
Permit #:
79708
Status:
issued
Fee:
$25
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
$126,500
Permit #:
22725
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Replace existing meter pan to due to demco upgrade requirements
Valuation:
N/A
Permit #:
125314
Status:
issued
Fee:
$25
Permit Type:
N/A
Building Type:
N/A
Small renovation to combine two office spaces to create new single office room of 415 s.f. in existing office building
Valuation:
$90,000
Permit #:
57459
Status:
issued
Fee:
$408
Permit Type:
N/A
Building Type:
N/A
4 bedroom/4.5 bathroom home. tci-entergy community sewer rescheck on file
Valuation:
N/A
Permit #:
49112
Status:
applied
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
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Isc Engineering, LLC Reviews
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Recent Buildzoom Projects
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Verified License
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Isc Engineering, LLC License info
Verified License
| License # | 70196-26 |
| Status | Active |
| State | Nebraska |
| Type | Contractor |
- BuildZoom verified this license was active as of July 2026.
Verify this license's status for Isc Engineering, LLC at the Nebraska Department of Labor.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | 335257 |
| Status | Active |
| State | Arizona |
| Type | Specialty Commercial |
- BuildZoom verified this license was active as of March 2026.
Verify this license's status for Isc Engineering, LLC at the Arizona Registrar of Contractors.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | 2705182678 |
| Status | Active |
| State | Virginia |
| Type | Electrical (Ele) |
- BuildZoom verified this license was active as of July 2026.
Verify this license's status for Isc Engineering, LLC at the Virginia Department of Professional and Occupational Regulation.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | 6934 |
| Status | Active |
| State | Colorado |
| Type | Electrical Contractor |
- BuildZoom verified this license was active as of July 2026.
Verify this license's status for Isc Engineering, LLC at the Colorado Division of Professions and Occupations.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | EL009329EC |
| Status | Active |
| State | Iowa |
| Type | Electrical Contractor |
- BuildZoom verified this license was active as of July 2026.
Verify this license's status for Isc Engineering, LLC at the Iowa Department of Public Safety.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | 1049695 |
| Status | Active |
| State | California |
| Type | Electrical |
- BuildZoom verified this license was active as of March 2026.
Verify this license's status for Isc Engineering, LLC at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Verified License
| Status | Active |
| State | Iowa |
| Type | Electrical |
- BuildZoom verified this license was active as of June 2026.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | 54371 |
| Status | Active |
| State | North Dakota |
| Type | Contractor |
| Date Issued | 03-01-2027 |
- BuildZoom verified this license was active as of July 2026.
Verify this license's status for Isc Engineering, LLC at the North Dakota Secretary of State.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | C109684 |
| Status | Active |
| State | Iowa |
| Type | Contractor |
| Date Issued | 02-16-2026 |
- BuildZoom verified this license was active as of March 2026.
Verify this license's status for Isc Engineering, LLC at the Iowa Workforce Development Agency.
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 44923 |
| Status | Active |
| State | Alabama |
| Type | General Contractors |
- When BuildZoom last verified this license, it had an expiration date of March, 2026. Check the current license status of Isc Engineering, LLC with the Alabama Licensing Board for General Contractors
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | EC.0006934 |
| Status | Active |
| State | Colorado |
| Type | Electrical Contractor |
- When BuildZoom last verified this license, it had an expiration date of September, 2017. Check the current license status of Isc Engineering, LLC with the Colorado Division of Professions and Occupations
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 37530 |
| Status | Active |
| State | Tennessee |
| Type | Contractors |
- When BuildZoom last verified this license, it had an expiration date of September, 2014. Check the current license status of Isc Engineering, LLC with the Tennessee Department of Commerce and Insurance
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | CLM104451 |
| Status | Active |
| State | South Carolina |
| Type | Mechanical Contractor El5 - Electrical With A Project $Unlimited |
- When BuildZoom last verified this license, it had an expiration date of October, 2015. Check the current license status of Isc Engineering, LLC with the South Carolina Contractor's Licensing Board
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | 2014-5188 |
| Status | Active |
| County | Johnson County |
| Type | Electrical Contractor |
| Class | DE |
- BuildZoom has not verified this license since July, 2015.
Verify this license's status for Isc Engineering, LLC at the Johnson County Contractor Licensing Division.
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 0074560515 |
| Status | Active |
| State | Arkansas |
| Type | Electrical |
- When BuildZoom last verified this license, it had an expiration date of May, 2015. Check the current license status of Isc Engineering, LLC with the Arkansas Contractors Licensing Board
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 08768-MC |
| Status | Active |
| State | Mississippi |
| Type | Building Construction, Calibration, Electrical Work, Heavy Construction, Instrumentation |
- When BuildZoom last verified this license, it had an expiration date of September, 2014. Check the current license status of Isc Engineering, LLC with the Mississippi State Board of Contractors
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 03171 |
| Status | Active |
| State | Alabama |
| Type | Elec Contractor |
- When BuildZoom last verified this license, it had an expiration date of March, 2014. Check the current license status of Isc Engineering, LLC with the Alabama Electrical Contractor Board
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 00419 |
| Status | Active |
| State | Alabama |
| Type | Elec Contractor |
- When BuildZoom last verified this license, it had an expiration date of March, 2014. Check the current license status of Isc Engineering, LLC with the Alabama Electrical Contractor Board
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 010110 |
| Status | Active |
| State | Idaho |
- When BuildZoom last verified this license, it had an expiration date of February, 2025. Check the current license status of Isc Engineering, LLC with the Idaho Division of Building Safety
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 0074560511 |
| Status | Active |
| State | Arkansas |
| Type | Electrical |
- When BuildZoom last verified this license, it had an expiration date of May, 2016. Check the current license status of Isc Engineering, LLC with the Arkansas Contractors Licensing Board
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 44691-23 |
| Status | Inactive |
| State | Nebraska |
| Type | Contractor |
- According to the Nebraska Department of Labor, the status of this license was at one point cancelled. However, this information may have changed. If this is your business, please update your license status.
Check this license's status for Isc Engineering, LLC at the Nebraska Department of Labor.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 0074560524 |
| Status | Inactive |
| State | Arkansas |
| Type | Electrical |
- According to the Arkansas Contractors Licensing Board, the status of this license was at one point cancelled. However, this information may have changed. If this is your business, please update your license status.
Check this license's status for Isc Engineering, LLC at the Arkansas Contractors Licensing Board.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 0074560523 |
| Status | Inactive |
| State | Arkansas |
| Type | Electrical |
- According to the Arkansas Contractors Licensing Board, the status of this license was at one point cancelled. However, this information may have changed. If this is your business, please update your license status.
Check this license's status for Isc Engineering, LLC at the Arkansas Contractors Licensing Board.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 2026-0005188 |
| Status | Inactive |
| County | Johnson County |
| Type | Electrical Contractor |
- According to the Johnson County Contractor Licensing Division, the status of this license was at one point cancelled. However, this information may have changed. If this is your business, please update your license status.
Check this license's status for Isc Engineering, LLC at the Johnson County Contractor Licensing Division.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 0074560522 |
| Status | Inactive |
| State | Arkansas |
| Type | Electrical |
- According to the Arkansas Contractors Licensing Board, the status of this license was at one point cancelled. However, this information may have changed. If this is your business, please update your license status.
Check this license's status for Isc Engineering, LLC at the Arkansas Contractors Licensing Board.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 0074560521 |
| Status | Inactive |
| State | Arkansas |
| Type | Electrical |
- According to the Arkansas Contractors Licensing Board, the status of this license was at one point cancelled. However, this information may have changed. If this is your business, please update your license status.
Check this license's status for Isc Engineering, LLC at the Arkansas Contractors Licensing Board.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 08768 |
| Status | Inactive |
| State | Mississippi |
| Type | Building Construction, Calibration, Electrical Work, Heavy Construction, Instrumentation |
- According to the Mississippi State Board of Contractors, the status of this license was at one point cancelled. However, this information may have changed. If this is your business, please update your license status.
Check this license's status for Isc Engineering, LLC at the Mississippi State Board of Contractors.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 0074560520 |
| Status | Inactive |
| State | Arkansas |
| Type | Electrical |
- According to the Arkansas Contractors Licensing Board, the status of this license was at one point cancelled. However, this information may have changed. If this is your business, please update your license status.
Check this license's status for Isc Engineering, LLC at the Arkansas Contractors Licensing Board.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 0074560519 |
| Status | Inactive |
| State | Arkansas |
| Type | Electrical |
- According to the Arkansas Contractors Licensing Board, the status of this license was at one point cancelled. However, this information may have changed. If this is your business, please update your license status.
Check this license's status for Isc Engineering, LLC at the Arkansas Contractors Licensing Board.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 2021-5188 |
| Status | Inactive |
| County | Johnson County |
| Type | Electrical Contractor |
- According to the Johnson County Contractor Licensing Division, the status of this license was at one point cancelled. However, this information may have changed. If this is your business, please update your license status.
Check this license's status for Isc Engineering, LLC at the Johnson County Contractor Licensing Division.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 0074560518 |
| Status | Inactive |
| State | Arkansas |
| Type | Electrical |
- According to the Arkansas Contractors Licensing Board, the status of this license was at one point cancelled. However, this information may have changed. If this is your business, please update your license status.
Check this license's status for Isc Engineering, LLC at the Arkansas Contractors Licensing Board.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 809538 |
| Status | Inactive |
| State | California |
| Type | Electrical |
- According to the California Contractors State License Board, the status of this license was at one point cancelled. However, this information may have changed. If this is your business, please update your license status.
Check this license's status for Isc Engineering, LLC at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 0074560517 |
| Status | Inactive |
| State | Arkansas |
| Type | Electrical |
- According to the Arkansas Contractors Licensing Board, the status of this license was at one point cancelled. However, this information may have changed. If this is your business, please update your license status.
Check this license's status for Isc Engineering, LLC at the Arkansas Contractors Licensing Board.
This is a sample of licensing data; click here to access a complete history.
Unverified License
| License # | 24864 |
| Status | Unable To Verify |
| State | Louisiana |
| Type | Heavy Construction, Electrical Controls, Instrumentation And Calibration, Electrical, Building Construction |
| Class | Commercial License Certificate |
| Date Issued | 10-05-2025 |
- BuildZoom was not able to verify this license with the licensing board
This is a sample of licensing data; click here to access a complete history.
Unverified License
| License # | 52089 |
| Status | Unable To Verify |
| State | Louisiana |
| Type | Electrical |
| Class | Commercial License Certificate |
- BuildZoom was not able to verify this license with the licensing board
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 939474 |
| Status | Inactive |
| State | California |
| Type | Electrical |
- According to the California Contractors State License Board, the status of this license was at one point cancelled. However, this information may have changed. If this is your business, please update your license status.
Check this license's status for Isc Engineering, LLC at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 45747 |
| Status | Inactive |
| State | North Dakota |
| Type | Contractor |
- According to the North Dakota Secretary of State, the status of this license was at one point cancelled. However, this information may have changed. If this is your business, please update your license status.
Check this license's status for Isc Engineering, LLC at the North Dakota Secretary of State.
This is a sample of licensing data; click here to access a complete history.
100
BuildZoom Score
Insured
| Insurer | Arch Insurance Company |
| Insured up to | $4,000,000 |
Bonded
| Bond Value | $25,000 |
Insured
| Workers Comp Provider | Liberty Mutual Fire Insurance Company |
13
Permits
- Building permit records show that Isc Engineering, LLC has worked on 13 permitted projects.
Isc Engineering, LLC Employees
CT
Charles Andrew Thompson
DA
David, Donald A
DD
Donald A David
Owner
DD
Donald Anthony David
Rme
DD
Donald David
ER
Edward L Rispone
Member
ER
Edward L. Rispone
ER
Edward Lee Rispone
Ceo / President
GR
Gerard L Rispone
Owner
GR
Gerard L. Rispone
GR
Gerard Lee Rispone
Ceo / President
GR
Gerard Rispone
Owner
GA
Gremillion, Michael A.
IL
Isc Constructors Llc
IL
Isc Constructors, Llc
IC
Isc Constructors, Llc C
Owner
IL
Isc Constructors, Llc-C
Owner
IL
Isc Group Llc
Member
MG
Michael A. Gremillion
RL
Rispone, Gerard Lee