Active
Share
Active RGC Residential General Contractors 5 (11)

Cornerstone Maintenance & Construction LLC - Medford, Oregon

Oregon CCB license #254058 - Cornerstone Maintenance & Construction LLC - Medford, Oregon. License status: Active. Valid through February 03, 2027.

Medford, Jackson County  ·  RMI: Zachary Coleman Matthews  ·  CCB since 2025  ·  1 yrs

#254058
CCB License
$25K
Bond
Data not reported
Insurance
Fewer than 12 months of CCB history - verify references carefully before committing to a large project.

CCB Lookup Trust Score

75
/ 100
Good CCB Lookup Trust Score
✓ Licensed ✓ Bonded ✓ Google verified
Positive factors
  • Active CCB license +40 pts
  • 1–2 years active (1 yrs) +3 pts
  • Surety bond current +8 pts
  • Bond above legal minimum +4 pts
  • Responsible Managing Individual identified +3 pts
  • Phone number on record +2 pts
  • Google Business Profile verified +5 pts
  • Business operational on Google +3 pts
  • 11 Google reviews +2 pts
  • 5★ Google rating (4.5+) +5 pts
Score calculated from Oregon CCB license data and Google Business Profile. How is this score calculated? →

Residential General Contractor in Medford, Oregon Since 2025

Cornerstone Maintenance & Construction LLC is a residential general contractor based in Medford, Jackson County. Licensed since 2025, the company handles renovation, maintenance, and repair work for homeowners throughout the region.

Services:

  • Interior painting and room finishing
  • Door and window installation
  • Appliance installation
  • General home maintenance and repairs

Cornerstone Maintenance & Construction serves Jackson County and maintains good standing with the Oregon Construction Contractors Board.

CCB #254058 - licensed, bonded ($25,000) and insured ($1,000,000) under Oregon law.

Oregon CCB License #254058 - Cornerstone Maintenance & Construction LLC

Oregon CCB license #254058 is currently Active - registered since February 2025 and valid through February 3, 2027.

CCB License Number
#254058
License Status
Active
License Type
RGC Residential General Contractors
First Registered
February 3, 2025
License Expires
February 3, 2027
County
Responsible Managing Individual
Zachary Coleman Matthews

Contact & Address

Address
853 Spring St
Medford, OR 97504
Business Hours Verified open
MON
8:00 AM – 5:30 PM
TUE
8:00 AM – 5:30 PM
WED
8:00 AM – 5:30 PM
THU
8:00 AM – 5:30 PM
FRI
8:00 AM – 5:30 PM
SAT
Closed
SUN
Closed

Bond & Insurance

The bond and insurance protect you in different situations - learn what each one covers →

Surety Bond

$25K
WESTERN SURETY COMPANY
Expires: February 3, 2027
One of 100+ surety companies active in Oregon's CCB database - bond market study →

Liability Insurance

Data not reported

Oregon Business Registration

Business entity
LLC Oregon LLC
SOS status
Active
Incorporated
June 18, 2024 (2 years ago)
Registry number
227824091
View full business record at Oregon SOS →

Includes name history, members & managers, and annual report filing history

Workers' Compensation Insurance

Insurer
SAIF CORPORATION
Coverage status
Active
Coverage through
December 01, 2026
Employees
1-10
Industry (NAICS)
NEW SINGLE-FAMILY HOUSING CONSTRUCTION (EXCEPT OPERATIVE BUILDERS)

Source: Oregon DCBS Workers' Compensation Employer Database. Contractors not listed may be exempt as sole proprietors without employees.

Before hiring Cornerstone Maintenance & Construction LLC: Ask for a Certificate of Insurance (COI) confirming the business name matches Cornerstone Maintenance & Construction LLC exactly as it appears on this CCB record, and verify the coverage dates are on or after your planned project dates. For complaint history and disciplinary records, visit search.ccb.state.or.us →

Customer Reviews

5 (11 reviews)
Jessica N
Jessica N
6 months ago

I have used Cornerstone Maintenance a couple of times so far. The first was to paint my kiddo’s room and the second was to install a new washer and dryer. Zach is experienced and knowledgeable, and he really cares about the quality of his work. I will definitely be using him again!

Joel Sullivan
Joel Sullivan
6 months ago

Normally in construction you have to choose between price, time, and quality — you can only get two. But with Cornerstone Maintenance and Construction, you truly get all three. Their work is top-notch, they stay on schedule, and they offer fair pricing. It’s rare to find a company that delivers…

Carson Waller
Carson Waller
2 months ago

Cornerstone Maintenance does all my maintenance on quite a few properties I manage. They are by far the most reliable and reasonable maintenance company around. Highly recommend.

Before You Hire

  • Confirm the license is Active and hasn't expired.
  • Check that bond and insurance are current - dates are listed above. Bond and insurance cover different risks →
  • Confirm the RMI (Responsible Managing Individual) will be on-site.
  • Always get a written contract referencing CCB license #254058.
  • Cross-verify with the official CCB database - data here may have a delay.
  • CCB Lookup does not include complaint or disciplinary history. For complaint records, check the official CCB search →
Full Verification Guide

Verify on CCB.oregon.gov

Always confirm directly with the Oregon CCB before signing a contract. Official data is updated in real time.

Official CCB Record
Click to load map

Quick Summary

  • Status Active
  • License # #254058
  • Type RGC
  • County Jackson
  • RMI Zachary Coleman Matthews
  • Bond $25K
  • Insurance Data not reported
  • Lic. expires February 3, 2027
  • Bond expires February 3, 2027
  • Google rating 5 / 5
  • Employees 1-10
  • Industry NEW SINGLE-FAMILY HOUSING CONSTRUCTION (EXCEPT OPERATIVE BUILDERS)
  • Last updated May 11, 2026
  • Synced October 4, 2026

Last updated = last detected change in CCB records. Synced = last fetch from the Oregon CCB Open Data Portal. Data may lag up to 24h.

Search Another Contractor

Keep CCB Lookup on the job site

Look up this contractor — or any Oregon contractor — by CCB #, name, or RMI, even without cell service.

Take CCB Lookup with you on the job site.

Get it on Google Play

Are you Cornerstone Maintenance & Construction LLC?

If any information on this profile is incorrect, here's how to fix it: CCB data (license status, bond, insurance, address) - update it directly with the Oregon CCB and CCB Lookup will sync it automatically within 24 hours. Description or other details - contact us and we'll review it within 5 business days.

Record first imported: February 23, 2026  ·  Last data change detected: May 11, 2026  ·  Synced with CCB Open Data: October 4, 2026. Always verify at CCB.oregon.gov before hiring.