Better Water Heaters, Inc.

Diamond Certified Company Report
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Better Water Heaters, Inc.
531 SURVEYS
20 CONSECUTIVE YEARS
SINCE DECEMBER 2006
CERT 1003

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531
Verified Customers
Surveyed
Customer Loyalty
Customer Satisfaction
Helpful Expertise

Company Credentials

  • Liability Insurance
  • Business Practices
  • Current Complaint File
  • Workers Compensation
  • License Verification
  • Legal & Finance

Company Report Menu

  • Survey Responses (reviews)
  • Diamond Certified Video Player
  • Researched Articles & Profile
  • Capabilities
  • Photos
  • Expert Contributor Advice & Tips
  • Website & External Feeds

Diamond Certified Company Report SUMMARY UPDATE December 2025

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Better Water Heaters, Inc.

Rated Highest in Quality and Helpful Expertise for 20 Consecutive Years.

Quick Summary

  • Diamond Certified since 2006
  • Repairs, maintains, and replaces conventional and tankless water heaters for residential and commercial clients throughout the Bay Area
  • Family-owned
  • Offers free estimates

Top News Updated

COMPANY MILESTONES

Better Water Heaters, Inc. is celebrating its 23rd anniversary in 2026.

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Top Survey Responses

From a recent Diamond Certified Survey Response: “They were very informative and they responded right away when I called. They diagnosed the problem [quickly] and were upfront about my options. They didn’t try to sell me the most expensive solution to the problem.”

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From a recent Diamond Certified Survey Response: “They came out quickly [and] did the job right the first time. They were very courteous and I felt like they were experts at what they were doing.”

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Blogs & Articles

Better Water Heaters, Inc. recently published a new blog on its website titled, “Understanding Different Types of Water Heaters: Insights From Better Water Heaters.”

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Better Water Heaters, Inc.
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Better Water Heaters, Inc.
Plumbing
|
Alameda  Contra Costa  Marin  Napa  San Francisco  San Mateo  Santa Clara  Solano  Sonoma Counties
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20 CONSECUTIVE YEARS

Diamond Certified Researched Articles on Better Water Heaters, Inc.

researched article

Owner Frans Cartwright stands in front of one of Better Water Heaters’ service vans.

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Better Water Heaters, Inc. specializes in installing, replacing, and repairing tank, tankless, and heat pump water heaters for residential and commercial customers in Santa Clara, Southern Alameda, and San Mateo Counties. The company also services recirculating systems and helps customers evaluate which water heating option best fits their property, hot water needs, energy goals, and budget.

Every visit starts with an evaluation of the existing system before a repair or replacement is recommended. Better Water Heaters explains what it finds, presents practical options and gives customers the information they need to make informed decisions. Same-day appointments are available in many cases, particularly when a failed water heater requires prompt attention.

Owner Frans Cartwright founded Better Water Heaters in 2003 after transitioning from engineering to the plumbing industry. A licensed plumbing contractor, Mr. Cartwright has built the company around responsive service, knowledgeable recommendations, fair estimates and careful installation. Better Water Heaters has been Diamond Certified since 2006 and continues to serve Bay Area customers with a specialized focus on reliable hot water.

Diamond Certified Researched Capabilities on Better Water Heaters, Inc.

Service Area

serving area
The Bay Area
Serving the Bay Area South and East of San Francisco

Main Services

Plumbing
  • Water Heater Installation
  • Water Heater Repair

Additional Services

Water Heater Maintenance
Heat Pump Services
Recirculation Pumps
Gas Line Services
Water Conditioners
Leak Detectors
Seismic Valve Installation
Pressure Regulator Installation

Company Info

Hours
Mon
08:00 am - 06:00 pm
Tue
08:00 am - 06:00 pm
Wed
08:00 am - 06:00 pm
Thu
08:00 am - 06:00 pm
Fri
08:00 am - 06:00 pm
Sat
08:00 am - 06:00 pm
Sun
08:00 am - 06:00 pm
Closed
Mon – Sun: 8am – 6pm
Website
Contact
Better Water Heaters, Inc.

Capabilities Table

Company Name
Better Water Heaters, Inc.
Phone Number
DCID Number
DCID4082506672, DCID5106759646
Managers
Frans Cartwright, Owner
Years in Industry
20+ (Manager)
# of Employees
5
License
1060089
Insurance
Liability Insurance,
Workers' Compensation
Founded
2003
Customer Type
Commercial, Residential
Warranties & Guarantees
1-Year Warranty on All Labor, Manufacturers’ Warranties
Payment Accepted
american express,
mastercard,
visa

Certifications & Awards

Key Factors

Better Water Heaters, Inc. Established in 2003
Established in 2003
Better Water Heaters, Inc. Residential & Commercial
Residential & Commercial
Better Water Heaters, Inc. Same-Day Service
Same-Day Service
Better Water Heaters, Inc. Weekend Hours
Weekend Hours
Better Water Heaters, Inc. Free Estimates
Free Estimates
Better Water Heaters, Inc. Appointments Available
Appointments Available
Better Water Heaters, Inc. Live Phone Call Answers
Live Phone Call Answers
Better Water Heaters, Inc. Same-Day Response
Same-Day Response
Better Water Heaters, Inc. Diamond Certified Expert Contributor
Diamond Certified Expert Contributor

Select Photos From Better Water Heaters, Inc.

1 of 4Picture of Owner Frans Cartwright stands in front of one of Better Water Heaters' service vans. - Better Water Heaters, Inc.
Owner Frans Cartwright stands in front of one of Better Water Heaters' service vans.
Picture of Owner Frans Cartwright stands in front of one of Better Water Heaters' service vans. - Better Water Heaters, Inc.
Picture of A technician from Better Water Heaters, Inc. stands confidently beside a newly installed water heater, exemplifying the company's commitment to quality outcomes. Known for their expertise and quality, Better Water Heaters, Inc. earned Diamond Certified status. Copyright ©2025 Diamond Certified Resource - Better Water Heaters, Inc.
Picture of A Better Water Heaters, Inc. service van, reflecting the company's focus on quality outcomes, is ready for a customer visit, highlighting their commitment to timely and expert service. Copyright ©2025 Diamond Certified Resource - Better Water Heaters, Inc.
Picture of The Better Water Heaters, Inc. van, emblazoned with its commitment to being "Fast, Friendly & Fair," exemplifies their focus on quality outcomes. With high customer satisfaction, this Diamond Certified company brings trusted expertise to your doorstep. Copyright ©2025 Diamond Certified Resource

 - Better Water Heaters, Inc.

Diamond Certified Expert Contributor Advice & Tips

Frans Cartwright is a veteran of the plumbing industry and owner of Better Water Heaters, Inc., a Diamond Certified company since 2006. He can be reached at (650) 557-3559 or by email.

Frans Cartwright is a veteran of the plumbing industry and owner of Better Water Heaters, Inc., a Diamond Certified company since 2006. He can be reached at (650) 557-3559 or by email.

Frans Cartwright: Recapturing Fulfillment

By James Florence, Diamond Certified Resource Reporter


SAN JOSE — After finding himself at a professional impasse, Frans Cartwright was considering his options when inspiration came from an unlikely source. “After several years as an engineer in the tech field, I started to feel unsatisfied with my work and was figuring out what I wanted to do,” he remembers. “One day, we had a plumber come out to replace our water heater, and I was struck with the notion that I could do water h...

Read Full Article - Frans Cartwright: Recapturing Fulfillment

Better Water Heaters, Inc. Website and External Feeds

Website

Social Media Links

FAQs
By Better Water Heaters, Inc.

Can you complete my installation in less than a day?

Can my old water heater be repaired?

How often should I drain my water heater?

Can you take shortcuts to save me money?

Do you give free estimates?

Do you offer any special discounts for Diamond Certified customers?

Better Water Heaters, Inc. Ratings and Survey Responses (reviews)

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Better Water Heaters, Inc.
531 SURVEYS
  • 4.7
  • star image
  • star image
  • star image
  • star image
  • star image
20 CONSECUTIVE YEARS
SINCE DECEMBER 2006
CERT 1003

Diamond Certified Ratings Dashboard

Customer Satisfaction

Customer Loyalty

Helpful Expertise

Company Credentials

  • Liability Insurance
  • Business Practices
  • Current Complaint File
  • Workers Compensation
  • License Verification
  • Legal & Finance
Better Water Heaters, Inc.

Based in San Jose, CA

4.7 avg. star score from 531 Verified Customer Phone Survey Responses

(Reviews: Scroll down to read them.)

Our surveys of only verified real customers produce the country’s most accurate ratings of local companies. Better Water Heaters, Inc. scored Highest in Quality and Helpful Expertise and passed the credential-based checks to earn Diamond Certified.

A Star Equivalent Score is calculated for each verified customer rating by weighting the 1–10 Quality score, the YES/NO Loyalty (intent to return) score and the YES/NO Helpful Expertise score. If Helpful Expertise wasn’t surveyed or didn’t apply, it’s simply not shown.