Denver Insulation Company | Grizzly Insulation Co. | (303) 854-6221

Commercial Insulation Contractors in Denver, Colorado

From warehouses to offices to new construction, we insulate Colorado commercial buildings to cut energy costs, meet code, and keep tenants comfortable, on a schedule that works around your operation.

Lower Energy Costs

Healthier Indoor Air

Improved Indoor Comfort

Long-Term Protection​

Why Colorado Businesses Choose Grizzly

Heating and cooling a commercial building is one of your biggest operating costs, and an under-insulated envelope quietly drains money every month. Grizzly insulates warehouses, offices, retail, multi-family, and new-construction buildings across the Denver metro and Adams County, using the right system for each space, whether that is spray foam, blown-in, batt, or rigid board. We work around your hours to keep your business running while we bring the building up to code and down on energy spend.

ENERGY SAVINGS

Cut the energy costs of an under-insulated building.

YEAR-ROUND COMFORT

Keep tenants, staff, and inventory comfortable year-round.

AIR SEALING EXPERTISE

Air-seal and insulate large building envelopes the right way.

MOISTURE PROTECTION

Control moisture and condensation in warehouses and crawl spaces.

PEST-RESISTANT SOLUTIONS

Meet Colorado commercial energy code with documented work.

RESIDENTIAL & COMMERCIAL EXPERIENCE

Warehouses, offices, retail, multi-family, and new builds.

How We Handle Your Commercial Project

Step 1

Free
Inspection

We walk the building, review plans, and assess the envelope and code requirements.

Step 2

Personalized Advice

We spec the right system and scope, and schedule the work around your operation.

Step 3

Professional Installation

Our crew installs cleanly and safely, with minimal disruption to your business.

Step 4

Long-Term Results

Lower operating costs, a comfortable building, and documentation for code and rebates.

Signs Your Building Needs Insulation

Many insulation and energy-efficiency issues develop gradually, making them easy to overlook. If you’re experiencing any of the signs below, your property may benefit from a professional inspection.

High Energy Bills

If heating and cooling costs continue to rise, insufficient insulation or hidden air leaks may be forcing your HVAC system to work harder than necessary.

Drafts & Air Leaks

Noticeable drafts around doors, windows, attics, or crawl spaces can lead to energy loss and reduced indoor comfort.

Pest Activity or Contaminated Insulation

Rodents and pests can damage insulation, leave contaminants behind, and reduce its effectiveness over time.

Uncomfortable Attic or Crawl Space Conditions

Extreme temperatures, humidity, or poor ventilation in these areas can affect the comfort and efficiency of the entire building.

Uneven Room Temperatures

Hot and cold spots throughout your property often indicate inadequate insulation coverage or areas where conditioned air is escaping.

Old or Damaged Insulation

Settled, compressed, wet, or deteriorated insulation may no longer provide the protection your property needs.

Moisture, Humidity, or Mold Concerns

Excess moisture in attics or crawl spaces can contribute to mold growth, structural issues, and poor indoor air quality.

Aging Commercial or Residential Buildings

Older properties often lack modern insulation standards and may be missing key energy-saving improvements.

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Commercial & Residential Work

RESIDENTIAL

Full residential insulation across the Denver metro, from attics to crawl spaces.

COMMERCIAL

Warehouses, offices, retail, and multi-family buildings of every size.

Commercial Buildings We Insulate

Many insulation and energy-efficiency issues develop gradually, making them easy to overlook.
If you’re experiencing any of the signs below, your property may benefit from a professional inspection.

Warehouse & Industrial

Large open buildings lose energy fast. We insulate metal buildings, warehouses, and industrial roofs and walls to hold temperature and cut HVAC load.

Office & Retail

Comfortable, quiet, energy-efficient spaces for offices, retail, and tenant build-outs, with sound control where it matters.

Multi-Family & New Construction

We insulate apartments, condos, and new commercial builds to meet energy code and the sound-rating requirements between units.

Re-Insulation & Retrofits

Upgrading an older building? We remove failed insulation and re-insulate to modern code, often with rebates to help offset the cost.

Serving Denver & the Front Range

BoulderCastle RockLongmontDowntown DenverCherry CreekHighlandsPark HillLakewoodAuroraGoldenWestminsterThorntonArvadaColorado

Questions Property Owners Ask Us Most

It depends on the building. Spray foam is ideal for metal buildings and for air-sealing large envelopes, blown-in and batt work well in offices and multi-family, and rigid board suits foundations and roofs. We walk the building and spec the right mix for your structure, budget, and energy-code requirements.

Yes. We schedule commercial work around your operation, including after-hours, weekends, or phased by area, so disruption stays minimal and your business keeps running while we insulate.

Yes. We install to current Colorado commercial energy code and provide documentation of R-values and scope for inspections, permits, and rebate applications. If you are renovating or building new, we work from your plans to hit the required performance.

Often, yes. As an Xcel Energy trade partner, Grizzly can help you access commercial energy-efficiency rebates and incentives that offset the cost of insulation and air-sealing upgrades. We confirm what your project qualifies for and help with the paperwork.

Warehouses, industrial and metal buildings, offices, retail, restaurants, multi-family apartments and condos, and new commercial construction. If it is a commercial structure in the Denver metro, we can insulate it.

Commercial pricing depends on the building size and type, the insulation system, and access, so we quote from a walkthrough and your plans rather than a flat rate. You get a clear, itemized estimate up front, plus any Xcel rebates that apply to bring the net cost down.

Still Have Questions?

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