Tenant Improvement Services in Seattle

At JCL Insulation, LLC we are pleased to offer high quality tenant improvement services in Kirkland, Bellevue, Redmond, Woodinville, Bothell, and the surrounding areas. Our highly experienced, professional team will go above and beyond to ensure your space is in optimal shape. We treat each and every project we take on with the individualized attention and utmost respect it deserves.

With our services, you can improve usability, enhance workflow, increase efficiency, and ensure an attractive appearance. We’ll handle all of your improvements so that you can focus on what you’re good at, running and growing your business.

Over the years, we’ve completed tenant improvement projects for all types of facilities: offices, warehouse, gyms, restaurants…the list goes on. Our end goal is to transform your space into one that you’re proud of for years to come.

Types of Improvement Services

Since you have unique needs, we’ll create a plan that’s specifically tailored to them.
Our wide array of improvement services include but are not limited to:

Attic and crawl space cleanouts

Mold remediation

Ventilation resolutions

Sound Proofing

Water damage resolutions

Insulation additions and upgrades

Sound Attenuation

Facing Repairs or Replacement

Mold Remediation

We offer comprehensive mold remediation that utilizes the least amount of products necessary while adhering to all state standards. You can also count on us for proper testing on mold. Our various certifications and extensive experience ensure the highest quality results. Note that while we’re unable to get rid of all of the mold in the world, we will dispose of the most harmful, apparent mold.


No matter what your sanitation needs may be, our highly experienced, certified team is here to help. You can trust to clean up your space and resolve issues with rats, dead birds, or anything else causing unpleasant odor. Depending on your situation, we may use the fogging sanitation method to leave your property smelling fresh and clean in no time.

Why Choose Us


We’re one of the only companies in the area that offer a plethora of tenant improvement services. Since we’re a general contractor, you can depend on us for virtually any need you may have.

Insurance Claim Support

In the event you have a loss that warrants an insurance claim, we’ll work with your insurer for you. We simplify the insurance process to ensure the maximum payout without the hassle.

Rebate Knowledge

Our team is well-versed in the various rebates you may be eligible for. If you qualify for any rebates or incentives, we’ll help you take advantage of them.

Unmatched Experience

We’ve offered tenant improvement in Seattle for over 30 years. Founder Jim Loran has extensive experience doing so and only hires the most seasoned contractors in the area.

How It Works

Over the years, our tried and true process has led to impressive results for our commercial customers. Here’s what you can expect.

1. The Consultation: This is when we visit your space to meet with you and learn more about your unique goals and requirements.
2. The Plan: We design a customized, easy-to-understand improvement plan based on our conversation and analysis of your space. Rest assured it will include the best solutions for your budget and deadline.
3. The Improvements: Upon your approval, our team will get to work. They’ll use the most advanced techniques and technologies to ensure your every expectation is met.
4. The Walk Through: Once we’ve completed your project, we’ll explain what was done and answer any questions you may have.

Contact JCL Insulation, LLC for a Free, No-Obligation Estimate