Insights

Strategic Defense Investments Day & Zimmermann's recent multi-million-dollar investments to enhance production capacity and modernize facilities, especially in support of national defense, indicate strong growth in defense and military contracting sectors. This presents lucrative opportunities for suppliers and partners in defense-related manufacturing and engineering services.

Expansion & Capacity Growth The company's recent expansion of munitions production facilities in Parsons, Kansas, demonstrates ongoing capacity growth and a focus on high-volume, specialized manufacturing, opening doors for vendors specializing in industrial construction, safety equipment, and supply chain logistics tailored to large-scale manufacturing projects.

Leadership & Organizational Maturity With recent leadership promotions and a stable management team, Day & Zimmermann shows a focus on strategic growth and operational excellence, making it a reliable partner for long-term projects, particularly in infrastructure, construction, and maintenance services within the government and large corporate sectors.

Recognition & Industry Standing Receiving top honors as a 'Special Trade Contractor' for extensive work hours indicates a strong reputation and proven execution capability in complex construction projects, suggesting potential collaboration opportunities with large-scale contractors and project managers seeking experienced trade partners.

Focus on Sustainability and Innovation By investing in new production assets and expanding facilities, especially in sectors critical to national security, Day & Zimmermann is positioning itself as an innovative leader in defense manufacturing and infrastructure, ideal for suppliers offering cutting-edge construction technology, sustainable materials, and advanced engineering solutions.

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

Where is Day & Zimmermann's headquarters located?

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Day & Zimmermann's main headquarters is located at 1500 Spring Garden Street Philadelphia, Pennsylvania 19130 United States. The company has employees across 6 continents, including North AmericaEuropeAsia.

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.

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 April 2026, Day & Zimmermann has approximately 4.2K 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 States1001-5000 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 37,000+ 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 900+ workplace locations with $3 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

Headquarters
1500 Spring Garden Street Philadelphia, Pennsylvania 19130 United States
Phone number
Website
dayzim.com
NAICS Code
23 - Construction
Founded
1901
Employees
1001-5000

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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