What is Duininck Companies's NAICS code?

Duininck Companies's NAICS code is 31-33 (Manufacturing).

Insights

Diversified capabilities Duininck is a fourth-generation diversified family business spanning water management, construction and materials, and real estate, indicating multiple cross-selling opportunities across these adjacent sectors.

Growth through acquisitions A history of organic growth and acquisitions suggests a strategy open to partnerships, joint ventures, and scalable solutions that align with expanding market footprints.

Technology modernization Recent engagement with Brilliancy Path for dispatch optimization signals a need for enhanced operations technology; potential upsell of ERP, dispatch, and analytics tools to improve efficiency.

Security enhancement Past data breach concerns indicate a priority on cybersecurity and data protection; opportunity to offer comprehensive security assessments and managed security services.

Leadership expansion New hire for real estate development leadership points to ongoing growth in that portfolio; potential for collaborating on development projects, planning, and asset management services.

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Duininck Companies Tech Stack

Duininck Companies uses 8 technology products and services including UserWay, Paycom, AutoCAD, and more. Explore Duininck Companies's tech stack below.

UserWay
Accessibility
Paycom
Applicant Tracking Systems
AutoCAD
Cad & Graphics
SOLIDWORKS
Cad & Graphics
Microsoft SharePoint
Content Management System
Infor
Enterprise Resource Planning
Microsoft Teams
Team Collaboration
Adobe Creative Suite
Visualisation Software

Media & News

Duininck Companies's Email Address Formats

Duininck Companies uses at least 7 email formats:

Duininck Companies Email Formats	Example	Percentage
FirstL@duininck.com	JohnD@duininck.com	69%
First@duininck.com	John@duininck.com	17%
First.Last@duininck.com	John.Doe@duininck.com	13%
LastF@duininck.com	DoeJ@duininck.com	1%
First.Last@duininckcompanies.com	John.Doe@duininckcompanies.com	55%
FirstL@duininckcompanies.com	JohnD@duininckcompanies.com	40%
LastF@duininckcompanies.com	DoeJ@duininckcompanies.com	5%

Frequently Asked Questions

What is Duininck Companies's phone number?

You can contact Duininck Companies's main corporate office by phone at

+1-320-978-****

. 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 Duininck Companies's official website and social media links?

Duininck Companies's official website is duininckcompanies.com and has social profiles on LinkedIn.

How much revenue does Duininck Companies generate?

As of August 2026, Duininck Companies's annual revenue is estimated to be $25M - $50M.

What is Duininck Companies's SIC code and NAICS code?

Duininck Companies's SIC code is 1721 - Painting and Paper Hanging and NAICS code is 31-33 - Manufacturing.

How many employees does Duininck Companies have currently?

As of August 2026, Duininck Companies has approximately 25 employees across 1 continents, including North America. Key team members include Chief Financial Officer: C. J., Chief Financial Officer: L. G. and Vice President At Duininck, Inc. - Prinsburg, Minnesota: G. H. Explore Duininck Companies's employee directory with LeadIQ.

What industry does Duininck Companies belong to?

Duininck Companies operates in the Manufacturing industry.

What technology does Duininck Companies use?

Duininck Companies's tech stack includes UserWay, Paycom, AutoCAD, SOLIDWORKS, Microsoft SharePoint, Infor, Microsoft Teams and Adobe Creative Suite.

What is Duininck Companies's email format?

Duininck Companies's email format typically follows the pattern of FirstL@duininck.com. Find more Duininck Companies email formats with LeadIQ.

When was Duininck Companies founded?

Duininck Companies was founded in 1926.

Duininck Companies

Q: How many employees does Duininck Companies have currently?

Duininck Companies has approximately 25 employees.

Q: What technology does Duininck Companies use?

Duininck Companies's tech stack includes oEmbed, RSS, FranklinCovey, dc.js, WordPress.

ManufacturingMinnesota, United States11-50 Employees

Duininck Companies is a Willmar, Minnesota-based diversified family business with roots in Minnesota road construction dating back nearly a century. Through a combination of organic growth and acquisitions, it has developed a portfolio focused on water management, construction and materials, and real estate, with operations and locations across the United States. Now in its fourth generation, the group emphasizes its people, shared values, and ongoing growth. The company provides services that support infrastructure and development projects by integrating multiple capabilities under one umbrella.

The organization employs more than 1,000 people nationwide, reflecting its broad reach across industries and geographies. In late 2025, Duininck Companies engaged Brilliancypath to design and implement a dispatch solution tailored to its needs.