Insights

Strategic Advantage As a subsidiary of Clayco with an integrated design-build model, LJC can offer clients a single-source contract that accelerates project timelines and reduces risk, presenting a compelling upsell to clients seeking streamlined delivery and predictable budgeting.

Growth Footprint LJC operates across multiple major markets (Chicago, Denver, Kansas City, Los Angeles, Phoenix, St. Louis), offering cross-regional opportunities for firms expanding or consolidating portfolios, with potential to win large-scale architecture, engineering, and planning projects.

Leadership Momentum Recent leadership additions and promotions in Chicago and beyond signal ongoing talent growth and expanded capabilities, creating openings to engage for high-profile design and specification-led engagements, as well as knowledge-driven project accelerators.

Sustainability Synergy LJC provides sustainability services across its integrated practice, aligning with clients pursuing green building, energy efficiency, and regulatory-compliant design initiatives, offering opportunities for environmental upgrades, certifications, and lifecycle cost reductions.

Digital Delivery A tech stack including SketchUp, ArcGIS, Bluebeam, and collaboration tools indicates readiness for BIM-enabled, data-rich design-build workflows, opening doors for clients seeking modern, efficient, and coordinated project delivery with visual and spatial analytics.

Similar companies to LJC

LJC Tech Stack

LJC uses 8 technology products and services including SketchUp, Microsoft SharePoint, WordPress, and more. Explore LJC's tech stack below.

Media & News

LJC's Email Address Formats

LJC uses at least 4 email formats:
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

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.

How much revenue does LJC generate?

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As of August 2026, LJC's annual revenue is estimated to be $100M - $250M.

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 August 2026, LJC has approximately 363 employees across 4 continents, including North America, Europe and Africa. Key team members include Chief Executive Officer: A. M., Director De Investigaciones: J. B. and Business Office Manager: A. P. 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 SketchUp, Microsoft SharePoint, WordPress, Bluebeam, Microsoft Teams, ArcGIS, Piwik PRO Core and Zoom.

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 logo

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

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

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