Compare Local Pros
Grgich Electric Company vs Gruber Plumbing
San Mateo Electrical Contractors Comparison · Updated March 2026
You're comparing an electrician to a plumber—both are veteran contractors, but Grgich has workers comp while Gruber does not.
| Grgich Electric Company | Gruber Plumbing | |
|---|---|---|
| Rating | ★ 5.0 | ★ 4.0 |
| Years Licensed | 44 years | 35 years |
| License # | 414160 | 619639 |
| Workers' Comp | ✓ Yes | — |
| Bond Amount | $25,000 | $25,000 |
| Location | Daly City, CA | Moss Beach, CA |
| Website | grgichelectric.com | www.gruberplumbing.com |
Key Differences
What Customers Say
Grgich Electric Company
Grgich Electric receives consistent praise for reliability, thoroughness, honest pricing, and professional service with strong owner involvement.
Gruber Plumbing
Gruber Plumbing gets credit for very fast emergency response times but has mixed feedback including significant dissatisfaction about pricing transparency on at least one project.
Key Takeaway: Grgich shows a consistent pattern of satisfied customers across multiple service types, while Gruber's feedback suggests excellent responsiveness but variable customer satisfaction with pricing and value.
Customer Reviews
Grgich Electric Company
Added an outlet in a bedroom. Michael was on time, completed the work in a reasonable time, and cleaned up the area. Great work. Honest. Didn't try to add anything to the job. Nice gentleman. Highly r...
Michael is professional , honest and a great electrician!
Excellent, professional and curious.
Gruber Plumbing
I was supposed to get on a plane the next morning at 6 am to leave town for a few weeks when my pipes backed up and all my bathroom drains were ready to overflow at 9 pm. Phil was the only person to ...
George was very helpful and we called him and within 30 minutes he was here at our home to help us. Although we are local, George was professional and got the job done quickly. We will definitely call...
Consider Grgich Electric Company if...
- ✓ You need electrical work—Grgich Electric specializes in electrical services including circuit upgrades, outlet installations, troubleshooting, and smoke detector wiring
- ✓ You want full insurance protection with workers compensation coverage to eliminate liability risk if someone is injured on your property
- ✓ You value consistent reliability and transparent pricing based on the pattern of positive customer feedback
- ✓ Your project requires thorough diagnostics and attention to detail on complex electrical issues
Consider Gruber Plumbing if...
- ✓ You need plumbing work—Gruber Plumbing handles plumbing services including emergency drain backups and valve replacements
- ✓ You have a plumbing emergency and need very fast response, as Gruber has demonstrated 30-minute response times
- ✓ You're willing to verify workers comp coverage directly and confirm your homeowner's insurance covers contractor injuries
- ✓ You're comfortable getting a detailed written estimate upfront to address pricing transparency concerns noted in reviews
Questions to Ask Before Hiring
- → For Gruber Plumbing: Ask directly about workers compensation coverage status and request proof of current insurance, or confirm your homeowner's policy covers contractor injuries on your property
- → For Gruber Plumbing: Given mixed feedback on pricing, ask for a detailed written estimate that breaks down parts and labor costs before work begins
- → For either company: Ask for references from projects completed in the past year that are similar to yours in scope and complexity
The Bottom Line
This comparison only matters if you're confused about which trade you need—choose Grgich Electric for any electrical work and Gruber Plumbing for plumbing issues. If you need electrical services, Grgich is the straightforward choice with full insurance coverage, 44 years of experience, and consistently positive feedback. If you need plumbing work, Gruber offers fast emergency response with 35 years of experience, but you must address the workers comp gap by verifying coverage or checking your own liability exposure, and get detailed written estimates upfront given the pricing concerns in reviews.
Get Up to 3 Free Quotes
Compare prices from licensed, verified contractors
Frequently Asked Questions
Without workers comp, you could be personally liable if a contractor or their employee is injured on your property. Grgich Electric carries this coverage, protecting you from potential medical bills and legal costs. Gruber Plumbing does not have it on file, so you should verify coverage directly or check whether your homeowner's policy would cover such incidents.
Both are veteran contractors with deep expertise—44 years versus 35 years. The practical difference is minimal since both have handled thousands of projects. However, Grgich's longer tenure means slightly more experience with unusual complications and legacy systems in older homes.
One customer felt strongly that a valve replacement was overpriced, while others found service satisfactory. This suggests getting a detailed written estimate before work begins is essential. Ask for a breakdown of parts and labor costs, and don't hesitate to get a second quote for non-emergency work if the pricing seems unclear.
Grgich Electric customers report same-day service for urgent electrical issues. Gruber Plumbing has demonstrated very fast emergency response including a 30-minute response time for a drain backup. For non-emergency work, ask each company directly about their current scheduling availability.
Looking for the Best?
See our ranked list of top electrical contractors in San Mateo.
Other San Mateo Electrical Contractors Comparisons
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 12, 2026.
This comparison is based on publicly available information. We recommend getting multiple quotes and verifying all credentials directly before hiring.
Get in Touch
Have questions or feedback? We'd love to hear from you.