Bay Area Service Hub Review
Established in 2002, Superior Plumbing & Drain Cleaning Services is a Diamond Certified family-owned company specializing in residential and commercial plumbing across the East Bay. They are distinguished by their 15 consecutive years of Diamond Certification and high customer satisfaction ratings for cleanliness and "helpful expertise." They are best for homeowners valuing proven long-term consistency and verified quality over the lowest possible price.
Evaluation Scores
Workmanship
9.2
Quality of work performed
Customer Service
9.0
Responsiveness & communication
Pricing
8.5
Clear & honest pricing
Reliability
9.0
Consistency & dependability
Expertise
9.0
Technical skills & certifications
Warranty Support
8.5
Post-service coverage
Essential Q&A
What makes this contractor stand out?
They hold a rare 15-year consecutive Diamond Certification, signaling a level of verified consistency and quality control that few competitors can match.
Who should hire this contractor?
East Bay homeowners who want a 'safe bet' contractor with a long track record of verified customer satisfaction and are willing to pay for professional reliability.
Insider tip
Ask about their 'least expensive method first' approach for drain cleaning, as reviews mention technicians often try simple fixes before recommending heavy machinery.
Frequently Asked Questions
Is this contractor licensed and insured in California?
Yes. License #915553 is active with workers' compensation and liability insurance verified by Diamond Certified.
Does this company offer 24/7 emergency services?
Yes, they provide 24/7 emergency plumbing services for residential and commercial clients.
What kind of warranty is provided on their workmanship?
They offer a minimum 30-day warranty on all jobs and honor manufacturer warranties on installed products.
Do they provide free estimates or flat-rate pricing?
They offer upfront, flat-rate pricing for many services and provide estimates for larger projects.
How long has this business been serving the Bay Area?
Serving the Bay Area since 2002, operating as a family-owned business for over 20 years.
Are their technicians background-checked and certified?
Data not available for verification.
Platform Scorecard
Cross-platform reputation comparison
Google
119 reviews
Yelp
379 reviews
BBB
NR
0 complaints (3 yr)
Diamond Certified
Certified
15 years
400 verified surveys
Checkbook.org
superior rating
53 ratings
Rating Gap Alert: Google rating is
0.5 stars higher than Yelp.
This may indicate platform-specific review patterns.
Services Offered
Areas of Expertise
Service Areas
License Details
Status
Active
Classifications
Issue Date
2008-05-13
Expires
2026-05-31
Bond Amount
$25,000
Workers Comp
Current
Disciplinary Actions
None
Verify This Information
All data sourced from official platforms
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