Insights

Diverse Construction Expertise Adelhardt Construction offers comprehensive services in general contracting, construction management, design/build, and consulting across a range of specialized sectors including data centers, high-end retail, healthcare, luxury hospitality, and residential projects. This diversification indicates opportunities for tailored solutions and cross-sector collaborations.

Regional Market Focus Operating primarily in the New York Metropolitan area and extending to neighboring states like New Jersey, Pennsylvania, Connecticut, and Florida, Adelhardt presents sales prospects within high-growth urban markets that value reliable and high-quality construction partnerships.

Emphasis on Safety and Quality With over 80 years of experience and a strong commitment to safe, professional project execution, Adelhardt values long-term relationships and trust. This focus on quality and safety can be leveraged to position complementary services such as building safety solutions or sustainability consulting.

Tech Stack Integration The company's use of modern web technologies and analytics tools suggests openness to innovative digital solutions, presenting potential opportunities for sales in construction management software, project tracking platforms, or client communication tools to enhance efficiency.

Mid-Sized Capacity With a workforce of 51-200 employees and annual revenues ranging from one to ten million dollars, Adelhardt is suited for mid-scale projects. This indicates potential collaboration on projects requiring personalized service, flexibility, and detailed project management capabilities.

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Adelhardt Construction Tech Stack

Adelhardt Construction uses 7 technology products and services including yepnope.js, OWL Carousel, jQuery, and more. Explore Adelhardt Construction's tech stack below.

  • yepnope.js
    Javascript Frameworks
  • OWL Carousel
    Javascript Libraries
  • jQuery
    Javascript Libraries
  • Modernizr
    Javascript Libraries
  • Bootstrap
    UI Frameworks
  • Google Analytics
    Web Analytics
  • FlexSlider
    Widgets

Media & News

Adelhardt Construction's Email Address Formats

Adelhardt Construction uses at least 1 format(s):
Adelhardt Construction Email FormatsExamplePercentage
FLast@adelhardt.comJDoe@adelhardt.com
46%
First@adelhardt.comJohn@adelhardt.com
4%
FLast@adelhardt.comJDoe@adelhardt.com
46%
First@adelhardt.comJohn@adelhardt.com
4%

Frequently Asked Questions

Where is Adelhardt Construction's headquarters located?

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Adelhardt Construction's main headquarters is located at One Penn Plaza, 55th Floor New York, New York 10119, US. The company has employees across 2 continents, including North AmericaEurope.

What is Adelhardt Construction's phone number?

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You can contact Adelhardt Construction'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 Adelhardt Construction's official website and social media links?

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Adelhardt Construction's official website is adelhardt.com and has social profiles on LinkedIn.

How much revenue does Adelhardt Construction generate?

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As of December 2025, Adelhardt Construction's annual revenue is estimated to be $50M.

What is Adelhardt Construction's SIC code NAICS code?

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Adelhardt Construction's SIC code is 1542 - General Contractors-Nonresidential Buildings, Other than Industrial Buildings and Warehouses NAICS code is 23 - Construction.

How many employees does Adelhardt Construction have currently?

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As of December 2025, Adelhardt Construction has approximately 6 employees across 2 continents, including North AmericaEurope. Key team members include Ceo: D. A.Chief Executive Officer: S. A.Director Of Business Development: L. H.. Explore Adelhardt Construction's employee directory with LeadIQ.

What industry does Adelhardt Construction belong to?

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Adelhardt Construction operates in the Construction industry.

What technology does Adelhardt Construction use?

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Adelhardt Construction's tech stack includes yepnope.jsOWL CarouseljQueryModernizrBootstrapGoogle AnalyticsFlexSlider.

What is Adelhardt Construction's email format?

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Adelhardt Construction's email format typically follows the pattern of FLast@adelhardt.com. Find more Adelhardt Construction email formats with LeadIQ.

When was Adelhardt Construction founded?

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Adelhardt Construction was founded in 1929.

Adelhardt Construction

ConstructionUnited States2-10 Employees

Adelhardt Construction is guided by our philosophy of equality: “We treat everyone – Clients, Subcontractors and Team Members – with respect.”

We have built on this philosophy for over 80 years, developing strong partnerships and trusting relationships along the way. We understand our clients’ big picture priorities and pay careful attention to the details – delivering reliable, professional project execution.

We ask the right questions and provide timely communication on what matters.  Our processes, systems and structures enable our people to deliver great work on every Adelhardt project in a safe and supportive environment, both in the office and on the job site.

Adelhardt Construction Corporation is a general contracting, construction management, design/build and consulting firm. We serve the New York Metropolitan area, New York State, New Jersey, Pennsylvania, Connecticut and Florida.

Our registered architects, engineers, project managers, estimators, field superintendents, and craftsmen provide superior service to our customers.
 
We specialize in:

      • new commercial construction
      • data center/critical systems
      • high-end retail
      • interior renovation
      • hospital/health care projects
      • luxury spa/hotel spaces
      • boutique residential
      • expert witness testimony
      • construction budgeting
      • dispute resolution for owners and architects

Section iconCompany Overview

Headquarters
One Penn Plaza, 55th Floor New York, New York 10119, US
Phone number
SIC Code
1542 - General Contractors-Nonresidential Buildings, Other than Industrial Buildings and Warehouses
NAICS Code
23 - Construction
Founded
1929
Employees
2-10

Section iconMedia & News

Section iconFunding & Financials

  • $1M$10M

    Adelhardt Construction's revenue is estimated to be in the range of $1M$10M

Section iconFunding & Financials

  • $1M$10M

    Adelhardt Construction's revenue is estimated to be in the range of $1M$10M

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