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Attic Renovation Contractors in Bellevue

A cozy living room with a vaulted ceiling and skylights, reminiscent of an attic remodeling. The room features a sofa, a red armchair, a fireplace below a wall-mounted TV, and a coffee table with books. The back corner has a small kitchen area. Warm lighting and modern decor create an inviting atmosphere.
An attic bedroom with a slanted ceiling, featuring two twin beds with light pink bedding positioned against opposite walls. The beautifully remodeled space includes a small round window between the beds, two wooden stools under the window, and a wicker basket on the hardwood floor.
A cozy attic bedroom with sloped ceilings and two skylights, the result of careful attic finishing. The room features a single bed with white and beige bedding, a wooden desk with a yellow lamp, a wardrobe with frosted glass doors, and green and white striped walls. A plant sits on the wooden floor.
A dimly lit room under construction with gray walls, partially installed cabinets, and an unfinished floor. Evidence of attic remodeling is clear with a door, some drywall sheets, and a work light on a stand visible.
A small, empty attic room with slanted ceilings, light green walls, and wooden floors awaits your attic remodeling touch. A single window lets in natural light, while a long wooden shelf lines the right wall. An electrical outlet and baseboard heater are visible beneath the shelf.
A cozy attic room with sloped wooden-paneled walls and ceiling, recessed lighting, and carpeted floor. Two alcove windows allow natural light to stream in. A white door at the far end leads to another space. The attic remodeling showcases clean, minimalistic design.
A cozy interior of a modern loft featuring a small round wooden dining table with black chairs, a white pendant light above, and a wooden staircase leading to an elegantly finished attic area. In the foreground, there's a tan leather sofa against white paneled walls bathed in natural light.
A cozy nook under a slanted ceiling, perfect for an attic remodeling project, features a window with a view of houses. The space includes a star-patterned bean bag chair, a geometric-patterned cushion, and a wicker basket containing books, all placed on a soft carpeted floor.

Renova Contractors LLC handles attic finishing Bellevue WA from start to finish. We walk your attic space, measure headroom, check for insulation and framing, and explain feasibility—not just quote you a price. Whether you want to convert attic to bedroom Bellevue, add skylights, or increase storage, we plan for code compliance and egress before starting. All work is done by our local Bellevue crew—no subs, no surprises. You’ll get proper insulation, ventilation, lighting, and safe stair installation that truly expands your living space.

Attic Finishing Services in Bellevue by RENOVA

All Services
Kitchen
Bathroom
Cabinets
Countertops
Roofing
Siding
Tile
Flooring
Masonry
Basement
Attic
Decking
Attic Finishing remodel project by RENOVA Contractors

Attic Finishing

Transform your attic into usable living space with our finishing services.

Price starts at $10,000

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Attic Ladder remodel project by RENOVA Contractors

Attic Ladder

Gain easy access to your attic with a professionally installed attic ladder.

Price starts at $1,500

Attic Insulation remodel project by RENOVA Contractors

Attic Insulation

Ensure energy efficiency and comfort in your home with proper attic insulation.

Price starts at $3,500

Attic Drywall remodel project by RENOVA Contractors

Attic Drywall

Finish your attic walls with durable and attractive drywall.

Price starts at $4,000

Attic Windows and Skylights remodel project by RENOVA Contractors

Attic Windows and Skylights

Brighten up your attic space and improve ventilation with new windows and skylights.

Price starts at $2,800

Attic Storage Solutions remodel project by RENOVA Contractors

Attic Storage Solutions

Maximize your attic space with customized storage solutions.

Price starts at $3,000

Attic Ventilation remodel project by RENOVA Contractors

Attic Ventilation

Ensure proper airflow and ventilation in your attic for improved comfort and energy efficiency.

Price starts at $2,500

Attic Lighting remodel project by RENOVA Contractors

Attic Lighting

Illuminate your attic space with effective and energy-efficient lighting solutions.

Price starts at $1,800

Attic Heating and Cooling remodel project by RENOVA Contractors

Attic Heating and Cooling

Ensure year-round comfort in your attic with effective heating and cooling solutions.

Price starts at $4,000

Attic Bathroom Addition remodel project by RENOVA Contractors

Attic Bathroom Addition

Add convenience and value to your home with a professionally installed attic bathroom.

Price starts at $7,000

We handle full attic remodeling and conversion projects throughout Bellevue, including storage-only builds up to master suite conversions. We guide you through local attic limitations, King County egress rules, and permit path to avoid surprises.

Attic Services We Provide:

  • Feasibility evaluation and permit support – Includes egress, ceiling height, stair options, insulation R‑value
  • Attic insulation upgrade (Bellevue) – Spray foam, cellulose, or fiberglass to meet WA energy code and comfort goals
  • Install skylights or dormers – To increase light, ventilation, and address building code’s natural light requirements
  • Attic staircase installation (Bellevue) – Code-compliant staircases or ladder options with engineered support
  • Full attic conversion – Drywall, electrical, HVAC hookups flexible for finish use: bedroom, office, playroom
  • Storage or dressing room remodels – Knee-wall cabinetry, built-ins, lighting, and shelving
  • Ventilation upgrades – Ridge vents, soffit vent routing, ducted fans for moisture control
  • Optional attic bathroom additions – Rough-in plumbing and layout planning (added cost and permit)

We follow IRC R804 headroom requirements: minimum 7 ft in 50% of area and at least 5 ft where headroom is lower. We also comply with King County stair riser and guardrail codes when installing attic stairs.

We offer competitive estimates for attic remodeling pricing Bellevue, including attic finishing costs, inspection coordination, and cost per sq ft options. We make sure every step from egress planning to insulation is part of the quote.

Licensed, Bonded, Insured

Construction License
Business License
Insurance Certificate
Bond Certificate

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Cost to Finish Attic in Bellevue

Attic Finishing

Detailed remodeling cost breakdown for Attic Finishing in Bellevue
ServiceCost RangeAverage CostLabor CostMaterial Cost
Framing and Insulation$4,400 - $11,000$7,700$5,500$2,200
Drywall Installation$2,750 - $6,600$4,675$3,575$1,100
Flooring Installation$3,300 - $7,700$5,500$3,850$1,650
Painting$1,320 - $3,300$2,310$1,650$660
Electrical Work$2,200 - $6,600$4,400$3,300$1,100
Plumbing Work$2,200 - $8,800$5,500$3,850$1,650
HVAC Installation$3,300 - $8,800$6,050$4,400$1,650
Finishing (doors, trim, etc.)$1,320 - $4,400$2,860$2,200$660
Miscellaneous (permits, inspections, etc.)$1,100 - $2,200$1,650$1,100$550

Home Remodeling Services Photos

RECENT BASEMENT REMODELS

We’ve turned 3 basements into cozy and useful spots this year. Whether it's a game room, office, or extra bedroom, see how basements can be transformed!

Recent Basement Remodelsicon

Area:

basement

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Timeline:

3 to 6 weeks

RECENT ATTIC REMODELS

This year, we’ve taken 3 attics from dusty storage to livable rooms. Check out our makeovers and see the potential in your attic!

Recent Attic Remodelsicon

Area:

attic

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Timeline:

3 to 6 weeks

Remodel ROI Calculator 2025

attic

$20,000 - $120,000

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kitchen

$25,000 - $150,000

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How we work

Initial Consultation

  • Understanding your vision.
  • Discussing your requirements.
  • Providing a project overview.

Inspection and Assessment

  • Conducting a thorough site inspection.
  • Assessing the structural integrity.
  • Identifying any potential issues.

Design and Planning

  • Creating a detailed plan.
  • Designing the layout.
  • Ensuring feasibility and compliance.

Cost Estimation and Budgeting

  • Providing detailed cost estimates.
  • Budgeting for the project.
  • Ensuring transparency in pricing.

Permits and Approvals

  • Securing necessary permits.
  • Obtaining required approvals.
  • Ensuring legal compliance.

Site Preparation

  • Clearing and cleaning the site.
  • Marking the layout.
  • Preparing for construction.

Framing and Insulation

  • Installing framing.
  • Adding insulation.
  • Ensuring structural integrity and comfort.

Electrical and Plumbing Work

  • Installing electrical systems.
  • Setting up plumbing.
  • Ensuring functionality and safety.

Drywall and Finishing

  • Installing drywall.
  • Applying finishes.
  • Creating a polished look.

Flooring Installation

  • Laying down the flooring.
  • Choosing the best materials.
  • Ensuring durability and style.

Finishing Touches

  • Adding final details.
  • Cleaning up the site.
  • Preparing for handover.

Final Inspection and Handover

  • Conducting a thorough inspection.
  • Ensuring quality standards are met.
  • Handing over the finished project.

Our process is organized, transparent, and driven by real scope and code requirements—not guesswork.

Step-by-Step:

  • Initial assessment – Visit your home, measure attic, check insulation, layout, and existing access
  • Feasibility & scope review – Report on code hurdles like egress windows, head height, insulation needs
  • Estimate & permit guidance – We quote everything including insulation, lighting, stairs, and permit cost to City of Bellevue
  • Prep and demo – Clear flooring, repair framing, add structural supports where needed
  • Insulation & ventilation – R‑49 ceiling or spray foam, ridge/soffit vent routing, air-seal perimeter
  • Skylights/stair installation – Install code-rated attic stairs or bring construction E‑gress windows
  • Finish framing, drywall, electrical & HVAC rough-in – Ready for final finishes
  • Trim, flooring, paint, lighting – Turn the attic into usable living space
  • Final walk-through & permit close-out – You verify stair safety, insulation coverage, ventilation flow and sealing

Our Bellevue crew handles every step. We don’t bring in subs partway through: you get the same crew from demolition to final cleanup.

Products For Succesful Attic Finishing

  • Countertops
  • Windows
  • Tile
  • Flooring
  • Kitchen Cabinets
  • Doors
  • Decking

We choose materials built to last and compliant with Bellevue’s code and climate needs.

We Use:

  • Insulation – Johns Manville or Owens Corning R‑49 fiberglass; spray foam from Demilec or Icynene; blown cellulose from Pacific Partners Insulation
  • Drywall – 5/8” fire-resistant drywall above stair heads to meet fire-separation codes
  • Skylights / Dormers – Velux or Fakro venting windows with flashing systems to maintain roof integrity
  • Attic stairs – Loft-style folding stairs from Fakro or Moll with engineered framing
  • Flooring – LVP or pre-finished hardwood for corridors and bedrooms; OSB platform framed for closets/storage
  • Ventilation – Panasonic WhisperGreen exhausts; ridge/soffit vent mesh to code

Bellevue Suppliers We Work With:

  • Dunn Lumber
  • CFM
  • Metro Quartz (for cabinetry tie-in or counters, if attic includes built-in)

All materials meet King County energy efficiency and structural code. We document R‑value and stair clearance for permit inspectors and ensure attic space passes Seattle‑area HVAC and insulation evaluation.

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