Insights

Integrated design HDJ operates as a multidisciplinary firm combining architecture, engineering, interior design, and BIM, with a track record since 1936 and a national project footprint. This breadth supports cross-service opportunities with clients seeking one-vendor design solutions and integrated project delivery.

Regional reach Although founded in West Michigan, HDJ maintains staff across multiple major markets including Atlanta, Chicago, Detroit, Indianapolis, Los Angeles, and Phoenix, enabling you to pursue national client needs and large-scale projects with localized presence.

Financial scale Reported revenue range of 25 to 50 million positions HDJ as a mid-sized design firm with potential for upscaling through larger project bids, strategic partnerships, or expanded services to capture bigger commissions and long-term sustainment.

Past collaboration Notable partnership with Miron Construction on healthcare facility expansion demonstrates capability in complex institutional projects, suggesting opportunities to target healthcare, senior living, and government sectors with bundled delivery approaches.

Tech enablement Adoption of BIM specialization and a modern tech stack (Deltek Vantagepoint, Webpack, Site Kit, WP Fastest Cache, among others) indicates efficiency, better project coordination, and data-driven proposals—appeal points for clients prioritizing digital BIM workflows and transparent project management.

HDJ Architects / Engineers Tech Stack

HDJ Architects / Engineers uses 8 technology products and services including Site Kit, Webpack, Microsoft 365, and more. Explore HDJ Architects / Engineers's tech stack below.

  • Site Kit
    Analytics
  • Webpack
    Development
  • Microsoft 365
    Email
  • Font Awesome
    Font Scripts
  • Modernizr
    Javascript Libraries
  • Deltek Vantagepoint
    Miscellaneous
  • X-XSS-Protection
    Security
  • WP Fastest Cache
    Web Platform Extensions

HDJ Architects / Engineers's Email Address Formats

HDJ Architects / Engineers uses at least 2 format(s):
HDJ Architects / Engineers Email FormatsExamplePercentage
FirstL@hdjinc.comJohnD@hdjinc.com
85%
Last@hdjinc.comDoe@hdjinc.com
9%
FirstLast@hdjinc.comJohnDoe@hdjinc.com
6%
FirstL@hookerdejong.comJohnD@hookerdejong.com
87%
First@hookerdejong.comJohn@hookerdejong.com
4%
Last@hookerdejong.comDoe@hookerdejong.com
5%
FLast@hookerdejong.comJDoe@hookerdejong.com
4%

Frequently Asked Questions

Where is HDJ Architects / Engineers's headquarters located?

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HDJ Architects / Engineers's main headquarters is located at 665 Seward Avenue Northwest Grand Rapids, Michigan 49504 United States. The company has employees across 6 continents, including North AmericaAsiaEurope.

What is HDJ Architects / Engineers's phone number?

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You can contact HDJ Architects / Engineers'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 HDJ Architects / Engineers's official website and social media links?

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HDJ Architects / Engineers's official website is hookerdejong.com and has social profiles on LinkedIn.

What is HDJ Architects / Engineers's NAICS code?

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HDJ Architects / Engineers's NAICS code is 54131 - Architectural Services.

How many employees does HDJ Architects / Engineers have currently?

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As of June 2026, HDJ Architects / Engineers has approximately 92 employees across 6 continents, including North AmericaAsiaEurope. Key team members include Chief Executive Officer: P. K.Vice President People + Talent: R. H.Vice President Of Engineering: L. A. B.. Explore HDJ Architects / Engineers's employee directory with LeadIQ.

What industry does HDJ Architects / Engineers belong to?

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HDJ Architects / Engineers operates in the Architecture and Planning industry.

What technology does HDJ Architects / Engineers use?

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HDJ Architects / Engineers's tech stack includes Site KitWebpackMicrosoft 365Font AwesomeModernizrDeltek VantagepointX-XSS-ProtectionWP Fastest Cache.

What is HDJ Architects / Engineers's email format?

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HDJ Architects / Engineers's email format typically follows the pattern of FirstL@hdjinc.com. Find more HDJ Architects / Engineers email formats with LeadIQ.

When was HDJ Architects / Engineers founded?

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HDJ Architects / Engineers was founded in 1936.
HDJ Architects / Engineers logo

HDJ Architects / Engineers

Architecture and PlanningMichigan, United States51-200 Employees

HDJ Architects / Engineers is a midsize, multidisciplinary firm based in Grand Rapids, Michigan, delivering architecture, engineering, interior design, and BIM services. The team emphasizes collaboration, experience, and resourcefulness to craft design solutions that align with client project objectives. Founded along the Lake Michigan shoreline, the firm operates across the United States with staff in cities including Atlanta, Chicago, Cleveland, Detroit, Grand Rapids, Indianapolis, Los Angeles, Muskegon, and Phoenix.

HDJ serves clients nationwide in architecture and planning, applying an integrated approach to projects of varying scales. The firm has grown into a prominent national design practice, reflecting its breadth of capability and reach. A notable example of its project collaboration is a 2017 partnership with Miron Construction to renovate and add to the Houghton County Medical Care Facility’s skilled nursing center in Hancock, Michigan.

Section iconCompany Overview

Headquarters
665 Seward Avenue Northwest Grand Rapids, Michigan 49504 United States
Phone number
NAICS Code
54131 - Architectural Services
Founded
1936
Employees
51-200

Section iconFunding & Financials

  • $25M$50M

    HDJ Architects / Engineers's revenue is estimated to be in the range of $25M$50M

Section iconFunding & Financials

  • $25M$50M

    HDJ Architects / Engineers's revenue is estimated to be in the range of $25M$50M

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