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Four Ace Electrical Services vs Rex Moore

Sacramento Electrical Contractors Comparison · Updated March 2026

Quick Verdict

Four Ace focuses on residential work with 18 years of experience and extensive customer feedback, while Rex Moore specializes in commercial/industrial design-build projects with no residential review history.

Four Ace Electrical Services: Veteran residential electrical contractor with demonstrated track record across all common home electrical needs and consistent customer satisfaction.
Rex Moore: Established commercial and industrial electrical contractor specializing in design-build projects without evident residential service focus.
Note: Rex Moore shows no residential customer reviews or residential project history, suggesting this may not be their primary business focus.
Four Ace Electrical Services Rex Moore
Rating 5.0 3.7
Years Licensed 18 years 13 years
License # 907701 976827
Workers' Comp ✓ Yes ✓ Yes
Bond Amount $25,000 $25,000
Location Sacramento, CA Sacramento, CA
Website fouraceelectrical.com www.rexmoore.com

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Key Differences

The most significant difference between these contractors is their market specialization. Four Ace has built its business around residential electrical services, with documented experience in panel upgrades, rewiring, outlet installations, EV charging stations, and routine repairs—exactly what homeowners need. Their customer reviews confirm consistent performance across these project types with particular strength in communication, honest assessments, and explaining technical issues to non-experts. Rex Moore's profile centers on commercial and industrial design-build electrical work, which involves different project scales, coordination requirements, and technical approaches than residential service. The complete absence of residential reviews or residential project examples suggests homeowners are not their typical clientele. While both contractors carry proper insurance and bonding, Four Ace's five additional years of licensure and veteran status reflect deeper experience navigating the specific challenges homeowners face—hidden knob-and-tube wiring in older homes, obsolete panels, code compliance for additions, and balancing budget constraints with safety needs.

What Customers Say

Four Ace Electrical Services

Customers consistently praise Four Ace for professional communication, honest assessments that sometimes reveal simpler solutions than expected, and thorough explanations that help homeowners understand electrical issues.

Key Takeaway: Four Ace has extensive residential customer feedback demonstrating consistent service quality, while Rex Moore has no residential reviews, reflecting their commercial and industrial business focus.

Customer Reviews

Four Ace Electrical Services

Jan 2026

I did not hire them because my plan changes, but they are very detailed in what it needs to be done to replace the breaker panel.

Jan 2026

I recieved estimate at a great price. I will keep the company in mind for future services .

Jan 2026

They were very professional and courteous and fast too!

Rex Moore

Feb 2020

Quality service and very professional.

Jun 2019

Great company

Sep 2018

#1 Electrical contractor in Sacramento and #40 in Nation for design/build electrical services.

Consider Four Ace Electrical Services if...

  • You need typical residential electrical work like panel upgrades, circuit additions, lighting installations, or EV charging stations where Four Ace has demonstrated expertise
  • You value clear communication and explanations of electrical issues, which customers consistently highlight as a strength
  • You want a contractor with an established residential service model who understands homeowner timelines and budget considerations
  • You prefer working with a company that has verifiable customer feedback showing reliability across projects similar to yours
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Consider Rex Moore if...

  • You have a commercial or industrial electrical project where Rex Moore's design-build expertise is directly applicable
  • You're undertaking a residential project with commercial-scale complexity that requires design-build coordination rather than standard service work
  • You have specific reasons to believe Rex Moore actively pursues residential projects despite the absence of residential reviews or project documentation
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Questions to Ask Before Hiring

  • Ask Rex Moore directly about their residential project volume and whether they maintain dedicated residential service capacity, as their profile suggests commercial focus
  • Request references specifically from residential customers with projects similar to yours if considering Rex Moore
  • Ask Four Ace about their experience with your specific project type and request photos or references from comparable residential work
  • Confirm response times and service approach to ensure the contractor's business model aligns with residential project expectations

The Bottom Line

For residential electrical work, Four Ace Electrical Services is the clear choice. They have 18 years focused specifically on home electrical projects with documented customer satisfaction across exactly the services homeowners need—panel upgrades, rewiring, outlet installations, and repairs. Their customers consistently report strong communication, honest assessments, and professional execution. Rex Moore operates primarily in commercial and industrial design-build work without evident residential focus or customer feedback. Unless you have a uniquely complex residential project requiring commercial-scale design-build expertise, Four Ace's proven residential track record makes them the appropriate contractor for home electrical needs.

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Frequently Asked Questions

Rex Moore's profile emphasizes commercial and industrial design-build projects with no residential customer reviews or residential project examples provided. Before engaging them for home electrical work, you should ask directly about their residential service volume and request verifiable residential references. Their business model appears focused on commercial work.

Yes, particularly because Four Ace has spent those 18 years specifically in residential electrical work. This means more exposure to the particular challenges of older home wiring, residential code requirements, and cost-effective solutions for homeowner budgets. Rex Moore's 13 years appear focused on commercial work, which involves different expertise.

This likely reflects their different business models. Four Ace operates as a residential service contractor working with individual homeowners who typically leave reviews. Rex Moore works primarily with commercial and industrial clients where projects are contracted through formal bidding processes and customer reviews are less common. This difference itself signals which contractor is set up for residential service.

Technically yes, as both hold the same license type, but practical considerations matter. Commercial electricians may not maintain the service infrastructure homeowners need—rapid scheduling, small project flexibility, communication style for non-technical clients, and residential-specific troubleshooting experience. Four Ace's business is structured around these residential service needs.

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How We Compare Contractors

License Verification

All license data is sourced from official California CSLB records and verified regularly.

Review Analysis

Customer reviews are aggregated from Google and analyzed to identify patterns in service quality.

Detailed Comparison

We analyze credentials, insurance, experience, and feedback to highlight meaningful differences.

Not all licensed contractors are created equal. While a valid license is the baseline requirement in California, contractors can vary significantly in experience, insurance coverage, and customer satisfaction.

  • Experience matters: A contractor with 15+ years of experience has likely encountered and solved problems that newer contractors haven't faced yet.
  • Workers' compensation protects you: If a contractor without workers' comp insurance has an employee injured on your property, you could be held liable.
  • Reviews reveal patterns: Individual reviews can be misleading, but patterns across many reviews often reveal a contractor's true strengths and weaknesses.
  • Bond amounts vary: A contractor's bond provides financial protection if they fail to complete work as agreed. Higher bonds offer more protection.

Taking time to compare contractors on these factors can save you from costly mistakes and help ensure your project is completed by a qualified professional.

Data Sources: License information from California CSLB. Ratings and reviews from Google. Last verified March 10, 2026.

This comparison is based on publicly available information. We recommend getting multiple quotes and verifying all credentials directly before hiring.

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