Updated: Jun 03, 2026
Location and Projects
Address
1306 W BROOKS STREET, Ontario, CA, 91762
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KAR Construction Inc
KAR Construction Inc., based in Ontario, California, has specialized in general contracting and concrete construction for over 35 years. Serving both public and private sectors, the company has completed more than 3,000 projects, including site and structural concrete work for K-12 school districts, community colleges, universities, and private institutions. With a staff that includes eight project managers—many of whom are LEED certified—KAR Construction emphasizes continuity, with its current management and officers remaining in place since the company's founding. The company self-performs demolition, grading, earthwork, building and site concrete, reinforcing steel, and selected interior finishes, providing greater control over project costs, quality, and schedules. This self-performance capability distinguishes KAR Construction in the Southern California construction industry.
KAR Construction Inc Services
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KAR Construction Inc Contact Information
Phone Number: (909) 988-5054
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Address: 1306 W BROOKS STREET, Ontario, CA 91762
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This is a sample of this contractor's permits. Click here to access their complete permit history.
New two-story multi-use facility with wellness center and activity room. 11 330sqft
Valuation:
$5,500,000
Permit #:
B00-029-691
Status:
final
Fee:
$72,014
Permit Type:
Mixed occupancy
Building Type:
N/A
Bond amount for mt sag wellness center consturction per dwg. g02-2104 - not a permit
Valuation:
N/A
Permit #:
G00-001-946
Status:
filed
Fee:
$350,000
Permit Type:
Pw grading
Building Type:
N/A
Mt sag wellness center consturction per dwg. g02-2104
Valuation:
N/A
Permit #:
G00-001-944
Status:
issued
Fee:
$74,872
Permit Type:
Pw grading
Building Type:
N/A
Demolition for mt. san antonio gardens wellness center
Valuation:
N/A
Permit #:
G00-001-932
Status:
triage
Fee:
$7,754
Permit Type:
Pw grading
Building Type:
N/A
New storefront window on the existing countertop and the new security door at the lobby - cucamonga school district office
Valuation:
N/A
Permit #:
PMT2018-01659
Status:
final
Fee:
$415
Permit Type:
N/A
Building Type:
N/A
Parking lot modification for ada stalls. *pre-con meeting required with inspector before start of work*
Valuation:
$5,000
Permit #:
00771110-PLI
Status:
final
Fee:
$209
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
$40,000
Permit #:
108
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
$15,000
Permit #:
95
Status:
issued
Fee:
$725
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
104
Status:
issued
Fee:
$192
Permit Type:
N/A
Building Type:
N/A
Tenant improvement to restaurant space (2,692 sq. ft.) including: non
Valuation:
$90,000
Permit #:
14016-10000-25190
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Edr t/i- university of redlands. remodel existing lobby classroom & offices with new interior partitions electrical relocate existing light fixtures modify existing hvac distribution. modify existing reception desk to make ada compliant
Valuation:
N/A
Permit #:
PMT2019-05846
Status:
complete
Fee:
$3,322
Permit Type:
N/A
Building Type:
N/A
Supplemental permit 14016-10000-25190 to revise approved plans. remove
Valuation:
$4,000
Permit #:
14016-10001-25190
Status:
issued
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Tenant improvement to restaurant space (2, 692 sq. ft.) including: nonbearing parttions; new restrooms and plumbing fixtures; new walk-in cooler (100 sq. ft.); millwork; new kitchen appliances; and finish work. structural alterations and all exterior facade alterations are under separate permit
Valuation:
$90,000
Permit #:
14016-10000-25190
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Relocate trash compactor and seatrain container; modify parking lot.(9th and amherst)
Valuation:
$248,000
Permit #:
B00-021-217
Status:
final
Fee:
$2,577
Permit Type:
Schools
Building Type:
N/A
Residential
Installing a cement patio along rear of house and a walkway running from gate of residence. walkway will be three feet wide and around thirty-six feet long and will connect to new patio. after careful thinking and re measuring of planned project area we have decided to revise our original dimensions. patio will go out 9 feet into yard from back wall of house and run the entire width o... see more
Valuation:
N/A
Permit #:
BP-2022-08163
Status:
application incomplete
Fee:
N/A
Permit Type:
N/a new
Building Type:
N/A
4320 sf tenant improvement * partition walls * (3) toilets * (3) sinks * (1) laundry tray * (1) urinal * 800 amp main service * 225 amp sub panel * 200 amp sub panel * (1) heat pump * (2) vents**special egress control device**7/20/2004 temporary utility bond md**c of of fee
Valuation:
N/A
Permit #:
B0400778
Status:
C OF O
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Supplemental to 14016-10000-25190 to addition unit a & unit b. no fee department error
Valuation:
N/A
Permit #:
14016-10002-25190
Status:
plancheck
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Supplemental permit 14016-10000-25190 to revise approved plans. remove furred out wall in restroom and fill door replace exterior doors and windows. also addition new soffit fill (2) windows and re-stuco facade
Valuation:
$4,000
Permit #:
14016-10001-25190
Status:
issued
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Construct a new building for wireless communication at 3120 square feet (phase v head end addition)
Valuation:
N/A
Permit #:
BLD2015-00058
Status:
final
Fee:
N/A
Permit Type:
General
Building Type:
N/A
Renew expired permit for final inspection- new disabled access walkway ~ maloof museum
Valuation:
N/A
Permit #:
PMT2015-02925
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
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KAR Construction Inc License info
Verified License
| License # | 595709 |
| Status | Active |
| State | California |
| Type | General Building, Concrete |
| Business Type | Corporation |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for KAR Construction Inc at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 710942 |
| Status | Inactive |
| State | California |
| Type | General Building |
| Business Type | Corporation |
- 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 KAR Construction Inc at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 643266 |
| Status | Inactive |
| State | California |
| Type | General Building |
| Business Type | Corporation |
- 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 KAR Construction Inc at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 467018 |
| Status | Inactive |
| State | California |
| Type | General Building, Concrete |
| Business Type | Corporation |
- 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 KAR Construction Inc at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
98
BuildZoom Score
Bonded
| Bonded Agent | American Contractors Indemnity Company |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | Old Republic General Insurance Corporation |
44
Permits
- Building permit records show that KAR Construction Inc has worked on 44 permitted projects.
KAR Construction Inc Employees
JC
Joel David Cascadden
General Partner
KR
Kurt Alan Rothweiler
Rmo / Ceo / Pres
MR
Margaret Griffith Rothweiler
Officer
TR
Todd Arthur Rothweiler
Officer