Large wooden house with a spacious deck and lush green lawn at sunset

The Timbr that builds Legacies in San Bernardino Mountain Communities

Premium Cedar Siding & Trim for Luxury Homes in Lake Arrowhead, Big Bear, Crestline, Rimforest, Meadowbrook, and surrounding communities

A bedroom with a blue upholstered bed, a wooden wardrobe with a mirror, patterned wallpaper, and wooden flooring.

Craftsmanship You Can See.

Durability You Can Count On.

At Timbr, we provide premium cedar siding, exterior trim, and interior paneling for homes in the San Bernardino Mountains, including Lake Arrowhead, Big Bear, Crestline, Rimforest, Meadowbrook, and surrounding communities. Our made-to-order wood products are designed to bring warmth, durability, and mountain-inspired style to every home — from rustic cabins to modern hillside retreats.

Why Mountain Builders Choose Timbr

  • Custom-made wood siding and trim — available in cedar, redwood, and other premium species.

  • Pre-finished and job-site ready — saving time and labor in remote build locations.

  • Engineered for mountain climates — built to handle snow, sun, and high-elevation conditions.

  • Fire-resistant siding and trim options — critical for homes in wildfire-prone mountain areas.

  • Sustainable, eco-friendly sourcing — perfect for environmentally conscious builders and homeowners.

Serving the San Bernardino Mountain Communities

We proudly work with architects, contractors, and homeowners throughout the mountain region, including:

  • Lake Arrowhead

  • Big Bear Lake & Big Bear City

  • Crestline

  • Rimforest

  • Running Springs

  • Meadowbrook

  • Blue Jay

  • Twin Peaks

Popular Profiles for Mountain Homes

  • Tongue & groove cedar siding for cabins and modern chalets

  • Shiplap and bevel siding for clean, contemporary designs

  • Custom exterior trim packages for detailed craftsmanship

  • Interior wood paneling and ceiling accents to complete the mountain lodge look

Build Smarter with Timbr

Whether you’re building a modern Big Bear retreat, updating a Lake Arrowhead cabin, or designing a new Crestline residence, Timbr delivers premium, job-site ready wood siding, trim, and interiors designed to last in mountain environments — with beauty that never fades.

Build with confidence. Build with Timbr.


Request a quote today and bring your project to life with premium materials that match your craft.

We Deliver

Wooden house with a deck, large sliding glass door, and trees in the background during sunset.

Siding & Trim
Timeless profiles, modern finishes, custom milling — from shiplap to tongue & groove, made to elevate any home exterior

Living room with beige sofa, wooden chairs, a brick fireplace, large windows, and wooden ceiling with ceiling fan.

Interior Woods
Bring the beauty of natural wood inside — custom paneling, feature walls, ceilings, and more, pre-finished to your specs.

A wooden deck with outdoor furniture including chairs and a table, overlooking a desert landscape with mountains in the distance during sunset or sunrise.

Premium Branded Products
Hardie, Timbertech, Shakertown, Dolly Varden — trusted brands, delivered with the same Timbr care and service.

Two people, a woman with long wavy hair wearing a white sweater and a man in a black jacket and cap, look at blueprints on a table in the framing stage of a house construction, surrounded by wooden framing and trees with autumn leaves in the background.

Structural Timbers & Beams
Custom-cut structural materials for exposed beams, pergolas, and architectural features — built strong, finished beautifully.

Modern living room with large colorful stained glass window, blue sectional sofa, round leather ottoman, foosball table, wooden ceiling panels, and hanging spherical pendant lights.

Pre-Finished Soffits & Ceilings
V-groove, nickel gap, and custom profiles pre-finished for quick, high-impact installations on outdoor ceilings, porches, and interiors.