Insights

Extensive Product Range Duff offers a broad catalog across plumbing, heating, industrial supplies, pumps, steam equipment and water treatment, indicating cross-sell opportunities to adjacent categories and large project scopes in the Philadelphia area.

Technical Expertise With full-time product experts and rapid emergency 24/7 service, position Duff as a trusted partner for complex maintenance, retrofit projects, and uptime-critical operations, especially for multi-site facilities.

Targeted Multi-Family Recent launch of a dedicated Multi-Family site suggests a focus on apartment turnovers and property management clients, presenting a sales path to PMCs, GCs and property managers seeking fast, turnkey replacements.

Family-Owned Advantage Owner accessibility and competitive pricing can be framed as a relationship-driven value proposition, appealing to small-to-midsize contractors and local service providers seeking reliable, accountable supply partners.

Revenue Scale Fit With revenue in the mid-range, Duff sits between lean regional players and large national distributors, offering an opportunity to win mid-market projects, preferred supplier arrangements and loyalty programs for mid-sized contractors and facility maintenance teams.

Duff Company Tech Stack

Duff Company uses 8 technology products and services including WordPress Super Cache, Network Solutions, jQuery, and more. Explore Duff Company's tech stack below.

  • WordPress Super Cache
    Caching
  • Network Solutions
    Domain Name Services
  • jQuery
    Javascript Libraries
  • Video.js
    Javascript Libraries
  • PHP
    Programming Languages
  • reCAPTCHA
    Security
  • Bootstrap
    UI Frameworks
  • AddToAny Share Buttons
    Web Platform Extensions

Duff Company's Email Address Formats

Duff Company uses at least 1 format(s):
Duff Company Email FormatsExamplePercentage
FLast@duffcompany.comJDoe@duffcompany.com
94%
FirstLast@duffcompany.comJohnDoe@duffcompany.com
3%
FirLast@duffcompany.comJohDoe@duffcompany.com
3%

Frequently Asked Questions

Where is Duff Company's headquarters located?

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Duff Company's main headquarters is located at 201 East Lafayette Street Norristown, Pennsylvania 19401 United States. The company has employees across 2 continents, including North AmericaEurope.

What is Duff Company's phone number?

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You can contact Duff Company'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 Duff Company's official website and social media links?

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Duff Company's official website is duffcompany.com and has social profiles on LinkedIn.

What is Duff Company's NAICS code?

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Duff Company's NAICS code is 42 - Wholesale Trade.

How many employees does Duff Company have currently?

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As of May 2026, Duff Company has approximately 45 employees across 2 continents, including North AmericaEurope. Key team members include Chief Executive Officer: G. M.President: A. D.Inside Sales Manager: J. Q.. Explore Duff Company's employee directory with LeadIQ.

What industry does Duff Company belong to?

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Duff Company operates in the Wholesale industry.

What technology does Duff Company use?

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Duff Company's tech stack includes WordPress Super CacheNetwork SolutionsjQueryVideo.jsPHPreCAPTCHABootstrapAddToAny Share Buttons.

What is Duff Company's email format?

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Duff Company's email format typically follows the pattern of FLast@duffcompany.com. Find more Duff Company email formats with LeadIQ.

When was Duff Company founded?

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Duff Company was founded in 1947.
Duff Company logo

Duff Company

WholesalePennsylvania, United States11-50 Employees

Duff Company is a wholesale supplier based in Norristown, Pennsylvania, serving customers in the Philadelphia area with a broad range of plumbing, heating, and industrial supplies, plus pumps, steam equipment, and water treatment gear. The breadth of its product line is matched by specialized technical expertise provided by full-time staff focused in specific fields. The firm emphasizes continuous service availability, including emergency support available 24 hours a day.

Duff is family-owned and managed, with owners accessible for direct conversations. In 2018, it launched a dedicated Multi-Family site to support apartment turnaround projects, reflecting expansion within its wholesale offering.

Section iconCompany Overview

Headquarters
201 East Lafayette Street Norristown, Pennsylvania 19401 United States
Phone number
NAICS Code
42 - Wholesale Trade
Founded
1947
Employees
11-50

Section iconFunding & Financials

  • $50M$100M

    Duff Company's revenue is estimated to be in the range of $50M$100M

Section iconFunding & Financials

  • $50M$100M

    Duff Company's revenue is estimated to be in the range of $50M$100M

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