Where is CastleWorks located?

CastleWorks has locations in Santa Clarita, San Diego, Orange County, and Dublin, California.

What is the CastleWorks difference?

CastleWorks is committed to providing honest, reliable, and same-day water heater services. They partner with the best manufacturers to offer high-quality, energy-efficient water heaters.

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Voyager DBDeep data on millions of local businesses, with verified decision-makers to reveal.Contact ResearchHand-built prospect lists from human researchers, delivered in 24 hours.People SearchFind owners and decision-makers by job title, seniority and department.Chrome ExtensionColdlytics in your browser - prospect any business as you browse the web.IntegrationsInstantly, Smartlead, lemlist, Clay, HighLevel, plus Claude and ChatGPT over MCP.

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CastleWorks

Q: What services does CastleWorks offer?

CastleWorks provides comprehensive water heater repair, installation, and maintenance services for both traditional and tankless water heater systems across California. They also offer whole-house water filtration solutions.

$8.0M revenue • 40 employees • 6575 Trinity Ct E, Dublin, CA, 94568, United States

Last Updated Oct 23, 2026

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Company Overview

Company Name

CastleWorks

Address

6575 Trinity Ct E, Dublin, CA, 94568, United States

Website

castleworks.com

Phone

(925) 238-9882

Approx. Annual Revenue

$8.0M

Employees

Established

1996

Google Reviews

4.9 (609 reviews)

Locations

About CastleWorks

CastleWorks is a water heater repair, installation, and maintenance company based in Dublin, California. With approximately 51 employees, CastleWorks has been serving customers across California for 30 years, providing comprehensive services for both traditional and tankless water heater systems.

Business Profile

Read from the CastleWorks website on Oct 23, 2026. Hover an item to see the exact wording it came from.

How CastleWorks works

Financing availableⓘ

About the website

Website quality (AI-assessed): 8/10 · Current copyright 2024; Detailed service and financing info
Footer copyright year: 2024

CastleWorks is hiring

Open roles listed on their website as of Oct 23, 2026.

Drain Technician
HVAC Service Technician
Water Heater Selling Technician
Plumbing Service Technician
Field Sales Manager
HVAC Service Technician

Hiring in: Field technicians, Sales

View careers page →

Recent changes

What changed on the CastleWorks website and Google listing, as detected by Coldlytics on each visit.

Oct 23, 2026
Started advertising open roles
Drain Technician, HVAC Service Technician, Water Heater Selling Technician
Oct 23, 2026 · Valencia, CA
Google reviews went from 1,736 to 1,739

Coldlytics tracks changes like these across millions of businesses, so you can reach companies the moment they add a pixel, start hiring, or switch software.

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CastleWorks locations

3 Google Business Profile listings.

Location	Google category	Reviews	Status
6575 Trinity Ct E, Dublin, CAprimary	—	4.9 (609)	Claimed
Castleworks Home Services San Diego	—	—	Claimed
28358 Constellation Rd #698, Valencia, CA	Plumber	4.7 (1,739)	Claimed

HVAC Companies near Dublin, CA

Browse all HVAC companies in California →

Frequently Asked Questions about CastleWorks

Advertising Pixels

Facebook Ad Pixel
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Technologies Used

Key Decision Makers

Fred Freund CEO

Christy Roux Founder

Alex Payne Marketing Director

Dave Fingold Owner