Insights

Strong Industry Presence With over a century of experience and a global footprint of 150 plus locations, Day & Zimmermann demonstrates substantial market reach and established relationships in construction, engineering, and defense sectors, indicating potential for expanded project collaborations.

Diverse Service Portfolio The company's offerings span construction, operations and maintenance, staffing, and security, creating opportunities to cross-sell integrated solutions across multiple industry needs and capitalize on their comprehensive service capabilities.

Recent Growth and Recognition Achievements like awards in special trade contracting, top international design, and solar contracting highlight a growth phase and specialization, signaling potential for partners aligned with sustainability and innovative infrastructure projects.

Leadership and Strategic Expansion Recent executive appointments and promotions in key divisions suggest ongoing strategic growth and focus on operational excellence, which can be leveraged to introduce tailored solutions that support their expansion efforts.

Financial Stability Generating between one to ten billion USD in revenue with a sizable global workforce, Day & Zimmermann presents a financially stable opportunity for large-scale projects and long-term partnership development.

Day & Zimmermann Tech Stack

Day & Zimmermann uses 8 technology products and services including HubSpot Content Hub, HubSpot, LinkedIn, and more. Explore Day & Zimmermann's tech stack below.

  • HubSpot Content Hub
    Content Management System
  • HubSpot
    Marketing Automation
  • LinkedIn
    Online Community Software
  • HSTS
    Security
  • Google Tag Manager
    Tag Management
  • YouTube
    Video Players
  • X-Content-Type-Options
    Web & Portal Technology
  • HTTP/3
    Web & Portal Technology

Media & News

Day & Zimmermann's Email Address Formats

Day & Zimmermann uses at least 1 format(s):
Day & Zimmermann Email FormatsExamplePercentage
First.Last@dayzim.comJohn.Doe@dayzim.com
88%
Last.First@dayzim.comDoe.John@dayzim.com
6%
Fir.Last@dayzim.comJoh.Doe@dayzim.com
4%
First.L@dayzim.comJohn.D@dayzim.com
2%

Frequently Asked Questions

What is Day & Zimmermann's phone number?

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You can contact Day & Zimmermann'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 Day & Zimmermann's official website and social media links?

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Day & Zimmermann's official website is dayzim.com and has social profiles on LinkedIn.

How much revenue does Day & Zimmermann generate?

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As of December 2025, Day & Zimmermann's annual revenue is estimated to be $5B.

What is Day & Zimmermann's NAICS code?

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Day & Zimmermann's NAICS code is 23 - Construction.

How many employees does Day & Zimmermann have currently?

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As of December 2025, Day & Zimmermann has approximately 10K employees across 6 continents, including North AmericaEuropeAsia. Key team members include Ceo: H. Y.Chief Executive Officer: K. B.Chief Marketing Officer: M. R.. Explore Day & Zimmermann's employee directory with LeadIQ.

What industry does Day & Zimmermann belong to?

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Day & Zimmermann operates in the Construction industry.

What technology does Day & Zimmermann use?

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Day & Zimmermann's tech stack includes HubSpot Content HubHubSpotLinkedInHSTSGoogle Tag ManagerYouTubeX-Content-Type-OptionsHTTP/3.

What is Day & Zimmermann's email format?

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Day & Zimmermann's email format typically follows the pattern of First.Last@dayzim.com. Find more Day & Zimmermann email formats with LeadIQ.

When was Day & Zimmermann founded?

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Day & Zimmermann was founded in 1901.

Day & Zimmermann

ConstructionPennsylvania, United States10001+ Employees

When you’ve been around for more than a century, you know a thing or two!  At Day & Zimmermann®, we take our lifetime of experience and make things better!  Our 43,000+ employees help bring big ideas to life every day.  We’re pushing the boundaries of innovation in construction & engineering, operations & maintenance, staffing, and security & defense.  And that’s not all.  Did we mention that we have 150+ worldwide locations with $2.6 billion USD in annual revenue?  Come join our on purpose – We put people to work, we protect American freedoms, and we help our customers power and improve the world.  We do what we say.® http://www.dayzim.com

Section iconCompany Overview

Phone number
Website
dayzim.com
NAICS Code
23 - Construction
Founded
1901
Employees
10001+

Section iconFunding & Financials

  • $1B$10B

    Day & Zimmermann's revenue is estimated to be in the range of $1B$10B

Section iconFunding & Financials

  • $1B$10B

    Day & Zimmermann's revenue is estimated to be in the range of $1B$10B

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