Get Accurate As-Built Drawings and 3D BIM Models for Any Building in Illinois.

Capturing accurate building dimensions and layout is essential before project planning begins.

At Existing Conditions, we specialize in 3D laser scanning and BIM services to deliver precise as-built documentation of existing buildings, facilities, and sites. Our company delivers millimeter-accurate point clouds, CAD drawings, and 3D models to help you make informed, data-driven decisions. Whether you're designing, renovating, or upgrading facilities, our 3D scanning services can help you reduce errors and keep your project on time and within budget.

Our Reality Capture Project Managers serve all of Illinois, from downtown Chicago to Aurora, Naperville, Joliet, and Rockford, including Cook, DuPage, Lake, Will, and Kane counties, and everywhere in between.

Existing Conditions' 3D Laser Scanning Services help you:

  • Visualize and share site conditions remotely
  • Expedite site analysis and planning
  • Improve design accuracy with precise measurements
  • Reduce clashes, errors, and costly rework
  • Save time and control project costs
  • Enhance collaboration and communication among stakeholders

Deliverables include:

  • High-quality LiDAR point clouds
  • Detailed 2D CAD drawings
  • Intelligent 3D BIM models
  • Interactive TruViews & Virtual Tours

3D Laser Scanning Services Illinois
Existing Conditions delivered a 3D BIM Model of the Willis Tower to support a $500 million renovation, helping to transform the lower levels into a mixed-use destination with retail, dining, and entertainment spaces.

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How Can We Support Your Project?

At Existing Conditions, we deliver custom 3D laser scanning and BIM deliverables to help architects, builders, engineers, homeowners, and facility managers plan and execute projects with confidence.

Architects

Existing Conditions partners with the most well-known architecture firms in the United States. Architects need accurate documentation to design with confidence, and that's exactly what we deliver. At Existing Conditions, we lay the groundwork for architects. This makes coordination a breeze and eliminates the need for extra site visits. That means architects save time, avoid costly delays, and maintain steady progress on their projects. Architects can focus on creating great designs while we handle the rest.

Builders

The last thing contractors need are surprises on-site. That's why Existing Conditions' 3D laser scanning services provide contractors with verified site conditions right from the start. This cuts down on rework and avoids costly change orders. Accurate point clouds and detailed BIM models make it easy to coordinate trades. They help validate layouts and keep project schedules on track. From prefabrication to clash detection, we make sure every piece fits, so projects stay on time and on budget.

Engineers

Engineers deserve accurate, reliable data that keeps critical decisions moving forward.That's why we provide engineers with high-precision scans and BIM models that capture every detail of a building's structure and systems. From load calculations to MEP coordination and clash detection, our deliverables make complex workflows easier and more accurate. With Existing Conditions, engineers can design, validate, and move forward with confidence.

Homeowners

Planning a renovation or addition? At Existing Conditions, we help homeowners by providing clear, accurate documentation of their home's as-built conditions. Our as-built drawings and 3D models remove guesswork. This helps homeowners and their design teams make informed decisions from the start. With every wall, ceiling, and system captured in detail, you can keep your project running smoothly.

Facility Managers

It's easier to manage a building when facility managers have the right information at their fingertips. We create digital twins and detailed as-built documentation that simplify maintenance, space planning, and compliance. Our 3D laser scanning and BIM services provide facility managers with a single, reliable source of truth for facilities or campuses. This makes asset management and future upgrades stress-free. With Existing Conditions, facility managers get the tools to stay accurate and organized and keep their facility running efficiently.
Ready to elevate your building measurements?
Partner with our expert team using advanced 3D laser scanning technology for project success.
Existing Conditions created a precise BIM model of the NY Stock Exchange.

What is Our 3D Laser Scanning Process?

Step 1: Mobilize

With nationwide service and fast mobilization, we partner with you to define the project scope, timeline, site conditions, equipment, and technical requirements to ensure the right 3D laser scanning solution for your project.

Step 2: Scan

Using construction-grade 3D laser scanning, we quickly and accurately capture your building or site, including architectural, structural, and MEP layouts.

Step 3: Process

We clean, align, and register 3D laser scan data into a unified point cloud, creating a reliable foundation for models and drawings.

Step 4: Produce

Based on your specifications, we convert scan data into custom deliverables like 3D BIM models, 2D CAD drawings, and floor plans in your preferred format, such as Revit, AutoCAD, and Navisworks, ready for immediate use.

Step 5: Review

Every deliverable is quality-checked for accuracy and prepared for seamless integration into your workflows. Your final approval ensures everything meets your expectations.

Step 6: Support and Consulting

You receive expert guidance and priority support to maximize the value of your as-built data, keeping your project on time, on budget, and safe.

Why Choose Existing Conditions?

Since 1997, our 3D laser scanning company has documented, and modeled over 10,000 buildings, spanning over 800 million square feet across the United States. This extensive experience has established us as a trusted industry leader in 3D laser scanning and scan-to-BIM services.

Architects, builders, engineers, homeowners, and facility managers trust us to deliver digital representations of the as-built environment with unmatched accuracy and efficiency.

Each Project Manager completes the most rigorous training program in the industry, 80 hours of hands-on classroom instruction, 320 hours of field mentorship, and an additional 40 hours of specialized LiDAR training, ensuring deep expertise in both scanning equipment and field operations.

Our in-house Mapping & Modeling Team customizes deliverables to meet your needs, including as-built data, 2D CAD drawings, 3D BIM models, 3D mesh models, virtual tours, digital twins, floor plans, and more. All documentation is delivered through SiteMap®, our secure cloud-based platform and app, giving you easy access to project data anytime, anywhere.

Our greatest reward remains delivering superior-quality scan-to-BIM work and knowing we played a vital role in our clients’ unique and historic projects.

If you'd like to learn more, explore our portfolio or contact us to connect with a member of our team.

Existing Conditions created a precise BIM model of the NY Stock Exchange.
Existing Conditions created a precise BIM model of the NY Stock Exchange.

What Are the Benefits of 3D Laser Scanning?

A single laser scan can capture millions of 3D data points per second, providing a detailed and comprehensive record of a project site. At Existing Conditions, we bring extensive experience and trusted expertise to deliver highly accurate digital representations of the built environment.

3D laser scanning brings powerful benefits to your project:

  • Capture dense point clouds with construction-grade precision
  • Record exact dimensions and spatial relationships
  • Start projects with reliable, field-verified as-built documentation
  • Minimize site revisits and reduce on-site disruptions
  • Receive 3D BIM models tailored to your in-house templates
  • Remotely explore, annotate, and measure using TruViews
  • Lower the risk of change orders, delays, and unexpected costs

Our 3D laser scanning solutions deliver AEC and CRE professionals precise data to plan with confidence and execute with precision.

Existing Conditions 3D Laser Scanning Services in Illinois

3D Laser Scanning

We use construction-grade LiDAR scanners to capture precise architectural, structural, and MEP layouts, delivering real-time, field-verified as-built documentation. Existing Conditions 3D Laser Scanning Services provide critical data that reduces design conflicts, improves collaboration, and streamlines workflows.

As-Built Drawings

Receive detailed 2D CAD drawings to support construction planning and building modifications. From floor plans, sections, and elevations to RCPs and site plans, as-built drawings provides access to critical dimensions for informed decision making.

3D BIM Modeling

We convert point cloud data into intelligent 3D BIM models that enhance collaboration, enable early clash detection, and support informed decision-making throughout the project lifecycle.

MEP Documentation

We support seamless MEP installations with field-verified scans and detailed documentation. Our data-driven approach enables confident design and precise installation, eliminating guesswork and reducing costly surprises.

Reality Capture

Using LiDAR-based scanning, we create high-resolution digital twins of existing buildings and sites. Reality capture data integrates into your preferred BIM software for visualization, analysis, and coordination.

SiteMap

SiteMap® is a secure, cloud-based platform that centrally stores jobsite records for easy access and collaboration. Included at no extra cost with any Existing Conditions service, SiteMap provides remote access to CAD drawings and 3D models, empowering your team to make informed decisions, reduce risk, and streamline project planning.

“We have been using Existing Conditions’ {reality capture} services for over a decade now.”

Tami Hughes
Senior Associate, DBVW Architects

"Existing Conditions was fantastic to work with, and the client and site personnel were extremely interested in what the team were doing."

Kevin Kelly
Associate Partner, Robert A.M. Stern Architects

"The model looks fantastic! Our folks here in Facilities & the team up in Space Planning are all going to be very happy. Thank you so much!"

Lynn Berkley
Director of Facilities Management, Boston College
3D Laser Scanning Services Near Me
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