Insights

Local service focus Oakland-based plumbing, heating, and A/C services with a regional footprint suggest opportunities for targeted local marketing, neighborhood campaigns, and partnerships with property managers and small businesses in the Bay Area.

Growth potential Revenue range of 1M–10M and 11–50 employees indicate a small to midsize operation poised for upsell opportunities in maintenance contracts, service plans, and bundled HVAC upgrades for residential and light commercial clients.

Digital engagement Presence of multiple web tech tools and standards (C3.js, oEmbed, Font Awesome, forms) signals ripe opportunities for lead capture enhancements, online booking optimization, and value-added digital marketing campaigns to drive service inquiries.

Service diversity Offerings cover plumbing, heating, and A/C, suggesting cross-sell potential for bundled HVAC inspections, preventative maintenance, emergency call protections, and extended warranties to increase lifetime customer value.

Competitive landscape Compared to larger national players, the firm can win with personalized, rapid-response service, local reputation, and flexible financing options; focus sales on emergency response, maintenance plans, and loyalty programs to differentiate.

Harry Clark Plumbing & Heating Tech Stack

Harry Clark Plumbing & Heating uses 8 technology products and services including C3.js, oEmbed, Google Fonts API, and more. Explore Harry Clark Plumbing & Heating's tech stack below.

  • C3.js
    Charting
  • oEmbed
    Dev Tools
  • Google Fonts API
    Font Scripts
  • jQuery Migrate
    Javascript Libraries
  • Underscore.js
    Javascript Libraries
  • Priority Hints
    Performance
  • Nginx
    Web Servers
  • Podium
    Widgets

Harry Clark Plumbing & Heating's Email Address Formats

Harry Clark Plumbing & Heating uses at least 2 format(s):
Harry Clark Plumbing & Heating Email FormatsExamplePercentage
FLast@harryclarkac.comJDoe@harryclarkac.com
100%
First@hcplumbing.comJohn@hcplumbing.com
100%

Frequently Asked Questions

What is Harry Clark Plumbing & Heating's phone number?

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You can contact Harry Clark Plumbing & Heating's main corporate office by phone at . For more prospecting data, LeadIQ has access to up-to-date and accurate contact information within our platform. Find, capture, and sync contact data to your CRM and sales tools in one click.

What is Harry Clark Plumbing & Heating's official website and social media links?

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Harry Clark Plumbing & Heating's official website is harryclarkac.com and has social profiles on LinkedIn.

How much revenue does Harry Clark Plumbing & Heating generate?

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As of July 2026, Harry Clark Plumbing & Heating's annual revenue is estimated to be $1M - $10M.

What is Harry Clark Plumbing & Heating's SIC code NAICS code?

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Harry Clark Plumbing & Heating's SIC code is 7699 - Repair Shops and Related Services, Not Elsewhere Classified NAICS code is 335 - Electrical Equipment, Appliance, and Component Manufacturing.

How many employees does Harry Clark Plumbing & Heating have currently?

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As of July 2026, Harry Clark Plumbing & Heating has approximately 11 employees across 1 continents, including North America. Key team members include President: T. C.Bookkeeper: D. M.. Explore Harry Clark Plumbing & Heating's employee directory with LeadIQ.

What industry does Harry Clark Plumbing & Heating belong to?

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Harry Clark Plumbing & Heating operates in the Appliances, Electrical, and Electronics Manufacturing industry.

What technology does Harry Clark Plumbing & Heating use?

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Harry Clark Plumbing & Heating's tech stack includes C3.jsoEmbedGoogle Fonts APIjQuery MigrateUnderscore.jsPriority HintsNginxPodium.

What is Harry Clark Plumbing & Heating's email format?

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Harry Clark Plumbing & Heating's email format typically follows the pattern of FLast@harryclarkac.com. Find more Harry Clark Plumbing & Heating email formats with LeadIQ.
Harry Clark Plumbing & Heating logo

Harry Clark Plumbing & Heating

Appliances, Electrical, and Electronics ManufacturingCalifornia, United States11-50 Employees

Harry Clark Plumbing & Heating is a California-based provider of plumbing, heating, and air conditioning services serving Oakland and surrounding areas. The company focuses on delivering prompt, high-quality work to residential customers, addressing common comfort and infrastructure needs related to plumbing, heating, and cooling systems. Positioned within the appliances, electrical, and electronics manufacturing landscape, it operates as a local service business that emphasizes timely response and practical solutions for everyday home comfort challenges. Based in Oakland, the firm serves a regional market and operates with a workforce of a moderate size, reflecting its capacity to handle residential service calls and maintenance tasks. The business profile centers on essential home services rather than product sales, with its location and service scope defining its competitive footprint in the local market.

Section iconCompany Overview

Phone number
SIC Code
7699 - Repair Shops and Related Services, Not Elsewhere Classified
NAICS Code
335 - Electrical Equipment, Appliance, and Component Manufacturing
Employees
11-50

Section iconFunding & Financials

  • $1M - $10M

    Harry Clark Plumbing & Heating's revenue is estimated to be in the range of $1M - $10M

Section iconFunding & Financials

  • $1M - $10M

    Harry Clark Plumbing & Heating's revenue is estimated to be in the range of $1M - $10M

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