Business Details
41 Years
experience
Your Trusted Interior Design Partner in Lisle, IL
Founded in 1985, our firm has spent four decades cultivating expertise in interior design and architectural services. We prioritize relationship-based partnerships, using active listening to create spaces that balance emotional resonance with functional excellence. Our team of licensed professionals brings hands-on experience across 10+ states, combining technical precision with creative vision. With a focus on client collaboration, we deliver tailored solutions for corporate environments, healthcare facilities, and residential projects. Our rigorous quality control ensures accuracy in every detail, from initial concept to final construction. As industry veterans, we maintain architectural licenses in Florida, Georgia, Illinois, Indiana, Maryland, Michigan, Minnesota, Missouri, Texas, and Wisconsin.Our multidisciplinary approach spans space planning, design visualization, and full-scale project management. Having celebrated 40 years in business, we continue evolving while staying true to our founding principle: design should be felt as deeply as it is lived. Our leadership team includes industry veterans with decades of experience, ensuring continuity of excellence across generations. This commitment to craftsmanship and client satisfaction has made us a trusted partner for clients seeking exceptional, enduring design solutions.
Services
Space Planning
Design Development
Construction Documents
Furniture Acquisition
Design Visualization
Permitting
Bid Negotiation
Contract Administration
Details
- Year established: 1985
Highlights and features
- We offer 40 years of experience in interior design and architectural services
- Our team holds architectural licenses in 10+ U.S. states
- We maintain a rigorous quality control process for unparalleled accuracy
- We provide comprehensive services from concept to construction completion
- Our client partnership approach ensures tailored, collaborative solutions
Services
Space Planning
Our space planning service optimizes square footage utilization while meeting client requirements. We analyze workflow patterns and functional needs to create efficient, aesthetically pleasing layouts. This foundational step ensures all subsequent design elements align with the client's operational goals and spatial constraints.
Design Development
We produce multiple design schemes featuring finish materials and custom architectural details. Our team explores creative solutions that balance aesthetics with practical functionality. Each concept undergoes rigorous review to ensure it meets technical standards while maintaining visual appeal and user experience.
Construction Documents
Our architecturally sealed drawings provide complete construction documentation for permitting and implementation. These detailed plans include specifications for materials, dimensions, and structural requirements. We ensure all documentation complies with local building codes and industry standards for accurate project execution.
Permitting
We handle the submission of drawings for permit review and manage the approval process. Our team understands local regulations and works efficiently to obtain necessary approvals. This service streamlines the regulatory process while maintaining design integrity and compliance requirements.
Contract Administration
We manage construction build-outs through inspections, meetings, and documentation reviews. Our team monitors progress against plans, reviews shop drawings, and coordinates punch list completion. This comprehensive oversight ensures final execution matches design specifications and client expectations.
People
Timothy Lies
Chief Executive Officer
With 52 years in design and 40 at IDG, Tim founded the company in 1985. A Harrington Institute graduate, he actively oversees projects while maintaining hands-on involvement in daily operations.
Christine Lies
President
As co-founder and President since 1985, Christine focuses on client relationships and business development. Her approach combines personal attention with strategic oversight to maintain high client satisfaction rates.
Jessica Lies
Registered Architect
A licensed architect in multiple states, Jessica brings 16 years of industry experience and 14 years at IDG. She graduated from Illinois Institute of Technology and specializes in architectural design solutions.
Ryan Debari
Vice President Senior Architectural Associate
With 26 years in the industry, Ryan oversees architectural projects from initial contact to completion. He holds a Master's Degree in Architecture and Civil Engineering from the University of Illinois.
Terisia Wernett
Vice President Senior Project Coordinator
A registered interior designer with 30 years experience, Terisia manages complex projects while maintaining her status as a highly sought-after project coordinator with two decades at IDG.
Questions
How long has The Interior Design Group been in business?
We've been providing design services since 1985 and celebrated our 40th anniversary in 2025.
In which states are you licensed to practice architecture?
We hold architectural licenses in Florida, Georgia, Illinois, Indiana, Maryland, Michigan, Minnesota, Missouri, Texas, and Wisconsin.
What types of projects do you specialize in?
We work on commercial spaces, healthcare facilities, residential projects, and corporate environments with equal expertise.
Can you handle both design and construction oversight?
Yes, we provide full-service solutions from initial concept through final construction administration.
How do you ensure design quality and accuracy?
Our rigorous review process includes multiple quality control checkpoints at every project stage.
Do you offer design visualization services?
We create 2D and 3D renderings to help clients visualize spaces before implementation.
