Compare Local Pros
Performance Plus Plumbing vs Fault Line Plumbing
Alameda Plumbing Contractors Comparison · Updated March 2026
Both are veteran Livermore plumbers with identical protections, but Performance Plus demonstrates consistent accessibility while Fault Line has documented communication gaps during initial contact.
| Performance Plus Plumbing | Fault Line Plumbing | |
|---|---|---|
| Rating | ★ 4.9 | ★ 3.3 |
| Years Licensed | 32 years | 29 years |
| License # | 692664 | 737079 |
| Workers' Comp | ✓ Yes | ✓ Yes |
| Bond Amount | $25,000 | $25,000 |
| Location | Livermore, CA | Livermore, CA |
| Website | performanceplusplumbing.com | www.faultlineplumbing.com |
Key Differences
What Customers Say
Performance Plus Plumbing
Customers consistently emphasize rapid response times, same-day service delivery, professional technician knowledge, and particularly accessible and courteous office staff who facilitate smooth scheduling across diverse plumbing services.
Fault Line Plumbing
Customers praise technical work quality and professionalism once service is established, but multiple people specifically describe frustration with unreturned calls and difficulty reaching the company during the initial inquiry and bidding phase.
Key Takeaway: Performance Plus demonstrates operational accessibility from first contact through completion, while Fault Line's communication barriers during initial inquiry create a significant friction point that could delay your project even though their eventual technical work receives positive feedback.
Customer Reviews
Performance Plus Plumbing
Performance Plus Plumbing LLC exceeded my expectations! The team was professional, friendly, and highly skilled. They arrived on time, quickly identified the issue, and completed the repair efficientl...
This company is very honest, Sylvia explains the service in detail, and her pleasant demeanor is soothing to your worries during a break down of your equipment. Appointments that are scheduled with th...
Our Condo Association needed emergency leak detection and of all the companies contacted, the service was same morning and they were able to locate the source. They are very professional and Cliff is...
Fault Line Plumbing
Based on my experience I can 100% recommend Adam from FaultLine Plumbing. After a previous plumber with a different company left the job unfinished, Adam went above and beyond to ensure that I had wor...
I have worked with several technicians at Faultline Plumbing over the past 12 months and they have always done outstanding work. We have two tankless water heating units that have been giving us issue...
Beautiful group of people.
Consider Performance Plus Plumbing if...
- ✓ You need reliable communication and quick scheduling, especially for emergency situations like leaks or water heater failures where same-day service matters
- ✓ Your project involves diverse plumbing needs beyond specialized equipment, such as drain clearing, sewer work, toilet repairs, or leak detection where their documented service range applies
- ✓ You value accessible office staff who can coordinate scheduling and answer questions without playing phone tag
- ✓ You're a property manager or commercial client needing responsive service for multiple locations or urgent tenant issues
Consider Fault Line Plumbing if...
- ✓ You have an existing service relationship with Fault Line and already have direct contact information that bypasses the initial inquiry challenges other customers experienced
- ✓ Your project specifically involves ongoing tankless water heater maintenance where their documented expertise aligns with your needs
- ✓ You're willing to be persistent with follow-up calls during the bid process to secure their technical capabilities once communication is established
Questions to Ask Before Hiring
- → Ask Fault Line directly how they prefer to be contacted for new customer inquiries and what response timeline you should expect, given feedback about communication challenges
- → Ask Performance Plus about their current scheduling availability and whether their same-day service applies to your specific project type
- → For either company, request references from projects completed in the past six months that match your scope of work
The Bottom Line
Performance Plus Plumbing is the clearer choice for most Livermore homeowners needing plumbing service this week. While both companies have virtually identical veteran credentials and protections, Performance Plus demonstrates the operational accessibility that matters when you're comparing actual service delivery rather than just licenses. Their documented same-day responsiveness, courteous office coordination, and broad service range across common residential needs make them the more reliable option for getting your project scheduled and completed efficiently. Choose Fault Line only if you have an existing relationship that bypasses their documented communication challenges, or if your project specifically requires their tankless water heater expertise and you're prepared to be persistent during initial contact.
Get Up to 3 Free Quotes
Compare prices from licensed, verified contractors
Frequently Asked Questions
Not meaningfully at this experience level. Both companies have operated through multiple economic cycles, building code updates, and technological changes in plumbing systems. Either has seen virtually every plumbing scenario a Livermore homeowner will encounter. The operational differences in communication and service accessibility matter far more than this credential gap.
The review pattern suggests Fault Line may prioritize existing client relationships over new customer inquiries, or they may have limited office capacity for handling incoming calls. Once service is established, customers report positive experiences. However, this creates a real barrier if you need a bid this week or have an urgent plumbing issue requiring immediate response.
The data doesn't indicate pricing differences between these companies. Same-day availability doesn't automatically mean premium pricing—it often reflects staffing levels and scheduling practices. You should request quotes from both, though getting a timely response from Fault Line may require persistence based on customer experiences.
Fault Line has specific customer feedback about ongoing tankless water heater maintenance relationships, suggesting demonstrated expertise in this area. Performance Plus mentions tankless systems among their water heater services but has more visible feedback on traditional tank units. If tankless maintenance is your primary need and you can establish contact, Fault Line shows documented experience in this specialty.
Looking for the Best?
See our ranked list of top plumbing contractors in Alameda.
Other Alameda Plumbing 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.