Top-Rated Contractors in Corona

50 verified

These contractors have SiteVetter Safety Scores of 85+ out of 100, indicating strong compliance with licensing, insurance, bonding, and federal requirements.

A SiteVetter Safety Score is a proprietary 0-100 compliance rating that aggregates contractor data from six sources: California Contractors State License Board (CSLB), SAM.gov federal exclusions, OSHA safety inspections, Department of Labor wage records, EPA environmental compliance, and building permit records from major California cities. In Corona, CA, 50 contractors currently hold Safety Scores of 85 or above, qualifying them as “top-rated” for 2026.

How We Calculate Safety Scores

Our Safety Score aggregates data from 6 sources: CSLB license status, workers' compensation coverage, contractor bonding, federal databases including SAM.gov (debarment), OSHA (safety violations), DOL (wage violations), and building permits. Scores of 85+ indicate contractors with active licenses, proper insurance, and clean federal records.

Top 50 Contractors by Safety Score

Ranked by SiteVetter Safety Score, highest first

#1

Z Power LLC

License #964395 · B

95/100

Grade A · Excellent

#2

A & S Aquatic Solutions INC

License #963719 · C53

95/100

Grade A · Excellent

#3

S P L Interiors & Exteriors

License #786311 · B

95/100

Grade A · Excellent

#4

Cifuentes Mario

License #966258 · C54

95/100

Grade A · Excellent

#5

Inland Mechanical Services INC

License #976522 · C20

95/100

Grade A · Excellent

#6

Tricon General Contracting INC

License #965160 · B

95/100

Grade A · Excellent

#7

K E C Engineering

License #701834 · A

95/100

Grade A · Excellent

#8

Beyler Derek Construction

License #929238 · B

95/100

Grade A · Excellent

#9

Wilson's Floor Covering

License #670106 · C15

95/100

Grade A · Excellent

#10

Livewire Solutions INC

License #916115 · C10

95/100

Grade A · Excellent

#11

G M C Electrical INC

License #807774 · C10

95/100

Grade A · Excellent

#12

Fox Painting Contractors

License #765964 · C33

95/100

Grade A · Excellent

#13

Gpa Doors & Windows INC

License #576721 · B

95/100

Grade A · Excellent

#14

Drs Rebar INC

License #981885 · C50

95/100

Grade A · Excellent

#15

Crown Steel INC

License #963155 · C51

95/100

Grade A · Excellent

#16

Miguel's Custom Painting

License #747598 · C33

95/100

Grade A · Excellent

#17

Herman Tim Roofing

License #794606 · C39

95/100

Grade A · Excellent

#18

A B C Parking Lot Maintenance INC

License #753739 · C12

95/100

Grade A · Excellent

#19

Mtc Contractor's INC

License #801836 · A

95/100

Grade A · Excellent

#20

Exotic Waterworlds

License #384563 · C-8

95/100

Grade A · Excellent

#21

H & J Builders

License #404860 · A

95/100

Grade A · Excellent

#22

Carl's Fine Finish

License #558179 · C-6

95/100

Grade A · Excellent

#23

Cantilever Incorporated

License #775443 · B

95/100

Grade A · Excellent

#24

D B E INC

License #945034 · C17

95/100

Grade A · Excellent

#25

Ross Brothers Construction

License #782250 · B

95/100

Grade A · Excellent

#26

R N B Electric

License #964429 · C10

95/100

Grade A · Excellent

#27

A & C Heating and Air Conditioning

License #929545 · C20

95/100

Grade A · Excellent

#28

M M V Electric INC

License #788495 · C10

95/100

Grade A · Excellent

#29

All Phase Electric

License #967036 · C10

95/100

Grade A · Excellent

#30

Calcom Roofing INC

License #971035 · C39

95/100

Grade A · Excellent

#31

Foster R C Corporation

License #569693 · A

95/100

Grade A · Excellent

#32

American Home Remodeling INC

License #807029 · B

95/100

Grade A · Excellent

#33

Full Traffic Maintenance INC

License #780910 · A

95/100

Grade A · Excellent

#34

Reliable Construction Services LLC

License #986384 · A

95/100

Grade A · Excellent

#35

Acoustic Removal Experts

License #561746 · ASB

95/100

Grade A · Excellent

#36

Quality Interiors

License #761226 · B

95/100

Grade A · Excellent

#37

CT Refrigeration

License #841176 · C38

95/100

Grade A · Excellent

#38

Quality Bath Restoration Services

License #983951 · D12

95/100

Grade A · Excellent

#39

Tri County Development & Construction INC

License #988026 · A

95/100

Grade A · Excellent

#40

Joseph P Development Corporation

License #988764 · B

95/100

Grade A · Excellent

#41

Guyco Construction INC

License #777853 · B

95/100

Grade A · Excellent

#42

Zamora Electrical Services INC

License #827564 · C10

95/100

Grade A · Excellent

#43

Seamless Care INC

License #968161 · B

95/100

Grade A · Excellent

#44

Excellence Plumbing

License #969179 · C36

95/100

Grade A · Excellent

#45

Quality Plus Group the

License #736439 · B

95/100

Grade A · Excellent

#46

Saddleback Flooring INC

License #842160 · C15

95/100

Grade A · Excellent

#47

L B J Flooring INC

License #869662 · B

95/100

Grade A · Excellent

#48

Lyo - Tech INC

License #856338 · C38

95/100

Grade A · Excellent

#49

Rolcom INC

License #879845 · A

95/100

Grade A · Excellent

#50

Gilchriese Thomas L

License #767918 · C12

95/100

Grade A · Excellent

Finding the Best Contractors in Corona

When hiring a contractor in Corona, California, due diligence matters. The contractors listed above have been verified against multiple government databases and achieved Safety Scores of 85 or higher—placing them among the most compliant contractors in the area.

Our Safety Score considers:

  • License Status — Active CSLB license with proper classifications
  • Workers' Compensation — Current coverage to protect you from liability
  • Contractor Bond — Financial protection if work isn't completed
  • Federal Compliance — No debarments, wage violations, or safety citations

While a high Safety Score is a strong indicator of a reputable contractor, we always recommend getting multiple quotes, checking references, and verifying the contractor is licensed for your specific type of project.

Safety Scores are calculated based on publicly available government records and are updated weekly. For official verification, check directly with CSLB at cslb.ca.gov.