IDG

What IDG does

IDG (The Interior Design Group LTD.) is a commercial architecture and interior design firm founded in 1985 and headquartered in Lisle, Illinois, within the Chicago metropolitan area. The firm delivers end-to-end design services for commercial, healthcare, corporate, hospitality, and real estate clients, structured as a twelve-step professional services workflow spanning Building Input and As-Built Conditions measurement, Requirements Programming, Corporate Standards documentation, Space Planning, Design Development, Furniture Acquisition, Design Visualization (2D and 3D rendering), Construction Documents, Permitting, Bid Negotiation, and Contract Administration. Its core technology stack comprises CAD systems, 3D rendering for client visualization, and space planning software, with no proprietary platform or AI/ML capability disclosed. The firm holds architectural licensure in 12 U.S. states (FL, GA, IL, IN, IA, MD, MI, MN, MO, OK, TX, WI) and is actively pursuing additional state licenses.

IDG's business model is project-based professional services. Revenue is generated through design and architectural fees tied to individual client engagements, with no publicly disclosed pricing tiers, subscription products, or recurring revenue streams. The firm operates a sales-led go-to-market, acquiring work through direct client relationships, a portfolio-driven reputation, and referrals from Chicago-area commercial real estate brokers including NAI Hiffman, CBRE, Hobbs, Farbman, Lillibridge, Bradford Allen, Lydon, and American Landmark Properties. Named enterprise clients span food manufacturing (Conagra Brands, World's Finest Chocolate), automotive (BorgWarner), medical technology (Endotronix), behavioral healthcare (Compass Health Center), hospitality (Helix Hospitality), consumer goods (Instant Brands), and collision repair (Crash Champions), with project sizes ranging from under 1,000 to over 85,000 square feet. The firm is privately held and co-founded by CEO Timothy Lies and President Christine Lies, with a 17-person team of licensed architects, registered interior designers, CAD technicians, and administrative staff, including a second-generation registered architect (Jessica Lies).

Name

IDG

Legal name

THE INTERIOR DESIGN GROUP LTD.

Website

https://idgltd.com

Company type

Private

Founded year

1985

Operating status

Operating

Headcount range

11–50 employees

Short description

IDG is a 40-year-old, founder-owned commercial architecture and interior design firm in Lisle, Illinois, providing end-to-end design services — from space planning and 3D visualization through permitting and contract administration — to enterprise clients in healthcare, corporate, hospitality, and real estate across 12 U.S. states.

Ownership category

akta.pro rank

Headquarters

HQ city

Lisle

HQ country

United States

HQ region

North America

Offices1 record

Markets served

GTM type

B2B

Offering type

Services

Cost components

Personnel, Operations, Technology or R&D, Marketing or Sales, Infrastructure

Revenue model

1. Architectural and Interior Design Services: IDG provides comprehensive architectural and interior design services including space planning, design development, construction documents, permitting, furniture acquisition, and contract administration. Revenue is generated through professional service fees for design projects, typically structured as one-time project engagements with services spanning from initial requirements programming through project completion.

Go-to-market motion1 record

Distribution channels1 record

Marketing channels3 records

Core offering

IDG provides commercial architecture and interior design services for commercial property owners, healthcare providers, corporations, and developers. Services span the full project lifecycle from building input measurement and requirements programming through space planning, design development, 3D visualization, construction documents, permitting, bid negotiation, furniture acquisition, and contract administration.

Product overview

The Interior Design Group Ltd. (IDG) is a commercial architecture and interior design firm offering a comprehensive suite of professional services. The company provides end-to-end design and construction support services including Building Input, As-Built Conditions, Requirements Programming, Corporate Standards, Space Planning, Design Development, Furniture Acquisition, Design Visualization (2D and 3D rendering), Construction Documents, Permitting, Bid Negotiation, and Contract Administration. IDG serves commercial clients across various industries including healthcare, hospitality, corporate offices, and multi-family residential developments in the Chicago metropolitan area.

Differentiator

Problem solved

Functional benefit

Products and services

• Space Planning
• Design Development
• Design Visualization
• Construction Documents
• Permitting
• Contract Administration
• Building Input & As-Built Conditions
• Requirements Programming & Corporate Standards
• Furniture Acquisition
• Bid Negotiation

Quantifiable outcome

• Successfully completed projects ranging from 486 square feet to 85,716 square feet across diverse industries
• +1 more outcomes

Named customers10 records

Segments5 records

Ideal customer profiles4 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature1 record

Scale indicators2 records

Recent moves10 records

Expansion highlights4 records

Broad incumbents

• HOK: Global design, architecture, and engineering firm with a sizeable interior design practice serving corporate, healthcare, and aviation clients. Comparable in end-to-end design services but at a much larger national/international scale.
• Gensler: Global architecture and design firm with a major commercial interior design practice. Comparable because both deliver commercial interior design for enterprise clients, but Gensler is dramatically larger and serves a national/global client base.
• Perkins&Will: Major architecture and design firm headquartered in Chicago with a strong interior design practice across healthcare, corporate, and education. Comparable in service mix and Chicago presence, but operates at significantly greater scale.
• Stantec: Global design and engineering firm with interior design services across workplace, healthcare, and community development. Comparable in end-to-end design services but operates as a much larger publicly-traded firm.
• DLR Group: Integrated design firm offering architecture, interiors, and engineering across corporate, healthcare, and education. Comparable in delivering full-service interior design but operates nationally with significantly more resources.
• HDR Inc. Global architecture, engineering, and consulting firm with a strong interior design practice in healthcare and corporate. Comparable in healthcare and corporate interior design work but at much larger scale and geographic reach.

Direct peers

• Eppstein Uhen Architects (EUA): Mid-sized architecture and interior design firm with a strong Midwest presence serving corporate, healthcare, and education clients. Comparable in size, regional focus, and service breadth to IDG's commercial interior design practice.
• Ware Malcomb: Commercial architecture and interior design firm specializing in office, industrial, healthcare, and retail build-outs. Closely comparable in commercial interior design focus, mid-market enterprise clients, and project types similar to IDG's portfolio.
• SmithGroup: Architecture and design firm with deep interior design practice across healthcare, workplace, and science & technology. Comparable in vertical mix and end-to-end service delivery, with a similar balance of healthcare and corporate work.
• CannonDesign: Architecture, engineering, and interior design firm with a strong Chicago presence serving healthcare, corporate, and education clients. Directly comparable in service mix, vertical focus, and Midwest base, though at meaningfully larger scale.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat4 records

Key risks6 records

Key highlights6 records

Customer concentration

• Xx.com/idgltd
• Facebookfacebook.com/IDGLTD

Revenue estimate

Valuation estimate

Number of profiles

Profiles6 records

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about IDG