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Location and Projects

Address
1249 S Diamond Bar Blvd, Diamond Bar, CA, 91765
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B7 Builders Construction

Tenant Improvement and Commercial Renovation Contractor. We are a licensed general building contractor that focuses on tenant improvements, buildouts and commercial renovation jobs. We perform all building renovation aspects, from whiteboxing to complete commercial build-outs. We do drywall, metal framing, demising walls, painting, tiling, polished concrete floors, drop ceilings, etc.

From BuildZoom: B7 Builders, 1249 S Diamond Bar Blvd, Diamond Bar, CA holds a General Building license according to the California license board.

Their BuildZoom score of 159 ranks in the top 1% of 336,931 California licensed contractors.

Their license was verified as active when we last checked. If you are thinking of hiring B7 Builders, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.

B7 Builders Contact Information

Phone: (909) 788-8880
Address: 1249 S Diamond Bar Blvd, Diamond Bar, CA 91765

B7 Builders Diamond Bar

Quality

159
99th percentile
Pro tip: We generally recommend hiring a contractor with a score higher than 95.
B7 Builders has a BuildZoom score of 159, which places them above 99% of 336,931 contractors in California.

Activity

2 projects
2025
2 projects
2023
Our building permit records indicate that B7 Builders has worked on at least 4.0 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.

Pricing

1 project
$100k-$250k
1 project
$500k-$1mil
1 project
$1mil+
Value Not Public: 1.0 project
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.

B7 Builders Reviews
5 out of 5 stars, based on 3 reviews

  • By Armen A.
    December 28, 2024
    Full Remodel

    Majid and his team are true professionals. They finished our office building remodel on time and on budget, even helping look for the most cost effective ways to help resolve the unavoidable additional work necessary to bring our beautiful office to life. We will absolutely work with Majid again when the time comes for more work on our office.

    Response from B7 Builders January 14, 2025
    Thank you so much, Armen, for your thoughtful feedback and for sharing your experience! It was truly a pleasure collaborating with you to bring your office vision to reality. We're delighted to hear you're pleased with the outcome and grateful for your trust in our team. We look forward to the opportunity to work together again in the future!
  • By Michael B.
    October 11, 2021
    Verified Hire
    Retail Renovation project

    B7 Builders helped turn our vision into a reality! From the very beginning, Majid and the B7 Builders team was an absolute pleasure to work with. Communication was quick, thorough and effective. The team was punctual, knowledgeable, and friendly. The work which we had completed was done exceptionally well and are thoroughly pleased with the results. Everything about this experience was truly professional and exceeding our expectations. Thank you so much for all your work, B7 Builders! Highly recommended!

    Response from B7 Builders October 13, 2021
    Thank you for the great review Michael. It was a pleasure working with you on your project and I wish you all the best in your new business.
  • By Ray I.
    October 5, 2021
    Tenet Improvement
    $0

    Great communicator and amazing follow up during crazy times of construction. We will use them again on future projects.

    Response from B7 Builders October 11, 2021
    Thank you for the great review Ray, you and your team were amazing throughout the project. It was a pleasure working with you! Regards, Majid
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Building Permits by B7 Builders

Sort by: Notable Notable | Date Date | Job Value Job Value
Non-residential addition-alteration
2023-10-19
Minor interior renovation including removal of the existing employee showers to expand the mens & womens restrooms. adding new lavatories & water closets. also creating new aerosol containment area. existing racking to remain as is
Valuation:
N/A
Permit #:
B23-2317
Status:
issued
Fee:
$15,609
Permit Type:
N/A
Building Type:
N/A
Tenant improvement
2022-01-24
Tenant improvement: interior ti of first and second floor office w/ 2 story elevator.
Valuation:
$407,000
Permit #:
BD2228603
Status:
Issued
Fee:
N/A
Permit Type:
Commercial
Building Type:
Office Building
Building combo
2025-11-25
Tenant improvement - convert existing (17 0693 sf) of warehouse to factory and office use
Valuation:
$3,000,000
Permit #:
B202505188
Status:
issued
Fee:
$74,823
Permit Type:
N/A
Building Type:
N/A
Tenant improvement for a 3000 sf charter school.
Valuation:
$600,000
Permit #:
CP-7-24-96550
Status:
N/A
Fee:
N/A
Permit Type:
N/A
Building Type:
Commercial
Remodeling
2023-12-21
Interior renovation including removal of the existing employee showers to expand the mens & womens restrooms. adding new lavatories & water closets. also creating new aerosol containment area.
Valuation:
$150,000
Permit #:
B23-2317
Status:
N/A
Fee:
N/A
Permit Type:
N/A
Building Type:
Commercial