Insights

Integrated Delivery LJC’s position as a subsidiary of Clayco enables single-source contracting and a unified design-build team from concept through construction. This delivers schedule and budget certainty on complex projects and creates natural cross-selling opportunities with Clayco’s construction and development services. Target clients who value seamless problem-solving and integrated project delivery.

Regional Footprint With offices across Chicago, Denver, Kansas City, Los Angeles, Phoenix, and St. Louis, LJC can pursue opportunities in multiple growth markets and support national client programs. Position as a partner for developers and owners with multi-market portfolios seeking consistent design standards and coordinated project teams.

Tech and Sustainability A robust tech stack including SAP 2000, Tekla, ArcGIS, Modbus, SCADA, and ISO 14644 paired with sustainability services enables design-build for complex, compliant facilities such as healthcare, data centers, and life sciences. Propose advanced BIM, smart building integration, energy modeling, and regulatory-compliant design services.

Leadership Growth Recent leadership appointments and promotions indicate an expanding ability to win larger, integrated programs and manage sophisticated teams. Leverage this credibility in client conversations and align proposals with experienced principals and program leadership to pursue bigger opportunities.

Financial Backbone A solid mid-market revenue footprint complemented by Clayco backing provides scale, stability, and access to broader resources for pursuing major, multi-site projects. Highlight this financial and organizational strength when engaging large developers and municipalities seeking proven delivery partners.

LJC Tech Stack

LJC uses 8 technology products and services including SAP 2000, ISO 14644, Modbus, and more. Explore LJC's tech stack below.

  • SAP 2000
    Cad & Graphics
  • ISO 14644
    Certificates
  • Modbus
    Communications Technology
  • SCADA
    Control Systems
  • Tekla
    Miscellaneous
  • X-XSS-Protection
    Security
  • ArcGIS
    Visualisation Software
  • Piwik PRO Core
    Web Analytics

Media & News

LJC's Email Address Formats

LJC uses at least 1 format(s):
LJC Email FormatsExamplePercentage
LastF@theljc.comDoeJ@theljc.com
74%
Last@theljc.comDoe@theljc.com
12%
FLast@theljc.comJDoe@theljc.com
11%
FirstLast@theljc.comJohnDoe@theljc.com
3%

Frequently Asked Questions

Where is LJC's headquarters located?

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LJC's main headquarters is located at 35 East Wacker Drive Suite 1300 Chicago, Illinois United States. The company has employees across 4 continents, including North AmericaEuropeAsia.

What is LJC's phone number?

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You can contact LJC'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 LJC's stock symbol?

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LJC is a publicly traded company; the company's stock symbol is 0LJC.DE.

What is LJC's official website and social media links?

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LJC's official website is theljc.com and has social profiles on LinkedIn.

What is LJC's NAICS code?

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LJC's NAICS code is 54131 - Architectural Services.

How many employees does LJC have currently?

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As of June 2026, LJC has approximately 351 employees across 4 continents, including North AmericaEuropeAsia. Key team members include Chief Executive Officer: A. M.Vice President Finance: P. H.President And Ceo: R. J. J.. Explore LJC's employee directory with LeadIQ.

What industry does LJC belong to?

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LJC operates in the Architecture and Planning industry.

What technology does LJC use?

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LJC's tech stack includes SAP 2000ISO 14644ModbusSCADATeklaX-XSS-ProtectionArcGISPiwik PRO Core.

What is LJC's email format?

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LJC's email format typically follows the pattern of LastF@theljc.com. Find more LJC email formats with LeadIQ.

When was LJC founded?

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LJC was founded in 1999.

LJC

Architecture and PlanningIllinois, United States201-500 Employees

LJC Design & Engineering is a full-service architecture, engineering, and design firm that aims to enhance the human experience through integrated design across multiple disciplines. By combining architecture, structural and building services engineering, interior design, landscape architecture, urban planning, and sustainability, the firm delivers cohesive solutions for development and construction projects. As a subsidiary of Clayco, a national design-build firm, LJC adopts a design-build approach that brings designers, engineers, and contractors together from the outset to address challenges collaboratively and help keep projects on schedule and on budget.

Headquartered in Chicago, Illinois, the company maintains offices across Denver, Kansas City, Los Angeles, Phoenix, St. Louis, and Chicago. Its client base comprises organizations seeking integrated design services to streamline development and construction through single-source contracting. In 2024, the firm announced leadership appointments in its Chicago office, reflecting ongoing governance changes.

Section iconCompany Overview

Headquarters
35 East Wacker Drive Suite 1300 Chicago, Illinois United States
Phone number
Website
theljc.com
Stock Symbol
0LJC.DE
NAICS Code
54131 - Architectural Services
Founded
1999
Employees
201-500

Section iconFunding & Financials

  • $100M$250M

    LJC's revenue is estimated to be in the range of $100M$250M

Section iconFunding & Financials

  • $100M$250M

    LJC's revenue is estimated to be in the range of $100M$250M

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