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culluminc.com
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culluminc.com

17 technologies
VerifiedGrowingVisit1.6K/mo$37M12917 Tech25 Leads
Deep Dive

Cullum Inc: The Unsung Giant of Southern Industrial Infrastructure

A $37M mechanical contractor dominating data centers and heavy industry since 1972

While tech startups chase unicorn valuations, Cullum Inc quietly generates $37.4M annually keeping South Carolina's industrial infrastructure breathing. This isn't sexy SaaS—it's the mechanical backbone of the digital economy.

$37.4M
annual revenue
129
employees
51
years operating
30%
organic search traffic

"They don't sell software—they sell the infrastructure that makes software possible. That's a moat."

Precision Positioning

Cullum doesn't try to be everything to everyone. Their keywords reveal laser focus: 'top data center mechanical contractors' (290 monthly searches) and 'cullum mechanical' (140 searches). They own their brand and dominate a high-value niche. When hyperscalers need HVAC for server farms, Cullum is already top-of-mind. That's not SEO—that's strategic dominance built over decades.

The Data Center Gold Rush

Look at their keyword strategy. They're not bidding on generic 'HVAC contractor'—they're targeting 'top data center mechanical contractors' with 290 monthly searches. Why? Because data centers are the new industrial revolution, and they require specialized mechanical systems that 99% of contractors can't deliver. Cullum saw this shift and positioned themselves as the premium player. This is how you win in B2B: own the most profitable sub-niche.

Their tech stack tells a story of pragmatism over flash. jQuery, Bootstrap, and Chart.js aren't trendy, but they work. This company isn't wasting cycles on React rewrites—they're focused on delivering medical gas piping and process systems. The website is a functional brochure, not a growth engine, and that's fine when your business runs on relationships and referrals.

  • 51 years in business without a single funding round—pure bootstrapped profitability
  • Commanding presence in data center infrastructure (the fastest-growing vertical)
  • Multi-disciplinary moat: HVAC + plumbing + medical gas + process piping
  • Active social presence across YouTube, LinkedIn, Facebook, Instagram for a B2B contractor
  • Leadership team stability: CFO, VP, Communications Director, Service Manager, Solutions Manager
No VC funding or aggressive digital marketing
5 decades of profitable operation
Modest web presence (1,563 monthly visits)
Clear dominance in high-value data center niche
No customer reviews on Trustpilot
Deep relationships with enterprise industrial clients
Traffic is 100% US-based—no global diversification
Stable, experienced leadership team

The Real Opportunity: Infrastructure is Forever

Cullum proves you don't need venture capital to build a $37M empire—just own the unsexy infrastructure that powers everything. In the AI data center boom, they're positioned to 3-5x without changing their model.

What tech stack does Culluminc use?

24 detected
Programming Languages1
Cloud & Hosting1
Web Standards2
UI Libraries2
JavaScript Libraries3
Tracking & Analytics7
G
Google Analytics
G
Google Tag Manager
G
Google Tag Manager
T
Tracking Pixel
G
Google APIs
G
Google Static
G
Google Analytics

How much traffic does Culluminc get?

Traffic & Engagement

1.6K
Monthly Visits
1.1
Pages/Visit
0:00
Avg. Duration
39%
Bounce Rate
Monthly Traffic Trend+9%
1.4K
Oct 2025
Oct
1.2K
Nov 2025
Nov
1.6K
Dec 2025
Dec

Traffic Sources

Search
30%
Direct
46%
Social
11%
Referrals
12%
Email
0%
Paid
1%

Where is Culluminc's audience located?

🌍100.0%

What keywords does Culluminc rank for?

5 keywords
1cullum mechanical140 vol
2cullum constructorsnorth charlestonsc40 vol
3top data center mechanical contractors290 vol
4top data center mechanical contractors united states290 vol
5what do mechanical contractors do240 vol

How is Culluminc's SEO?

Open Graph Image

OG Image preview
og:image

https://culluminc.com/wp-content/uploads/2024/03/Cullum_logo.jpg

Meta Tags

title69 chars

HVAC & Plumbing | Mechanical Contractor | Charleston, SC | Since 1972

description138 chars

Specializing in HVAC, plumbing, medical gas piping & process piping projects. Serving industrial & commercial industries in SC since 1972.

languageEN-US

H1 Tags

h1Now Hiring:

Schema Types

Unknown

Who works at Culluminc?

Loading leads...

What do customers think of Culluminc?

No Trustpilot reviews available for this company.

Frequently Asked Questions about Culluminc

What is Culluminc's Revenue?
Culluminc generates approximately $37M in annual revenue. With 129 employees, that's $290,000 per employee.
What does Culluminc do?
Specializing in HVAC, plumbing, medical gas piping & process piping projects. Serving industrial & commercial industries in SC since 1972.
How fast is Culluminc growing?
Culluminc employee count has changed by 28% year over year.
What technologies does Culluminc use?
Culluminc uses 17 technologies across their website including Fonts, Programming Languages, CMS. Key technologies include Google Fonts, PHP, WordPress.
Who are Culluminc's competitors?
Culluminc's main competitors include Ferrara-Buist Contractors, C.M. Steel, Fuller Group, General Air Conditioning Service Corporation, The Mungo Company. These companies operate in similar markets and compete for the same customer base.

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How to contact Culluminc?

What are Culluminc's key pages?

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About culluminc.com

Specializing in HVAC, plumbing, medical gas piping & process piping projects. Serving industrial & commercial industries in SC since 1972.

Company Overview

culluminc.com
Website
heavy_industry_and_engineering
Industry
#11,627,705
Global Rank
1.6K
Monthly Visitors
17
Technologies
25+
Employees

culluminc.com Key Pages

Contact culluminc.com

Technology Stack

culluminc.com uses 17 technologies across their website including Google Fonts, PHP, WordPress, and more.

Fonts

Google Fonts

Programming Languages

PHP

CMS

WordPress

Cloud & Hosting

Cloudflare

Analytics & Marketing

Google Tag Manager, Google Analytics

Performance

Lazy Loading, Priority Hints

Traffic & Audience

1.6K
Monthly Visits
39%
Bounce Rate
1.1
Pages/Visit
0:00
Avg. Duration

culluminc.com receives approximately 1.6K monthly visitors and ranks #11,627,705 globally. The website has a bounce rate of 39% with visitors viewing an average of 1.1 pages per visit. Users spend an average of 0:00 on the site.

The majority of culluminc.com's traffic comes from .

Frequently Asked Questions

What is culluminc.com?
Specializing in HVAC, plumbing, medical gas piping & process piping projects. Serving industrial & commercial industries in SC since 1972.
What technologies does culluminc.com use?
culluminc.com uses 17 technologies including Google Fonts, PHP, and 11 more. View the full tech stack analysis above.
How do I contact culluminc.com?
You can contact culluminc.com through their contact page.
What are culluminc.com's social media accounts?
culluminc.com is active on youtube, facebook, linkedin, instagram. You can find links to all their social media profiles in the social section above.
Is culluminc.com hiring?
Check culluminc.com's careers page for current job openings and opportunities. The company has 25+ known employees.
How popular is culluminc.com?
culluminc.com receives approximately 1.6K monthly visitors and ranks #11,627,705 globally. Traffic is growing by 26.8% month-over-month.

Related Searches

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This page provides publicly available information about culluminc.com. Data is collected from various public sources and may not always be up to date. For the most accurate information, please visit culluminc.com directly at https://culluminc.com.