Lic #1007864 · Santa Clara County · Drywall & Framing
Sheet Rock Installation
Precision drywall installation — from Level 5 estate finishes to fire-rated commercial assemblies.
Luxury remodels and custom ADUs in one of Silicon Valley's wealthiest family communities — where lot values reward estate-level craftsmanship.
JMG hangs, tapes, and finishes sheet rock to exacting tolerances for luxury residences and commercial tenant improvements from San Jose to Sacramento. Smooth-wall Level 5 finishes, curved details, and acoustic assemblies are our signature.
In Los Altos and across Santa Clara County, JMG delivers sheet rock under California Contractor's License #1007864 — permitted, inspected, and personally overseen by owner Jerry Guinn. Our in-house crews coordinate directly with our framing, electrical, and plumbing divisions, eliminating trade-gap delays and delivering inspection-ready walls on compressed schedules.
Los Altos Community Development guides projects through planning and building review with close attention to lot coverage and neighborhood scale. We remodel the city's classic ranch homes, build ADUs that respect its single-story streetscapes, and deliver downtown-adjacent commercial work without disrupting neighboring businesses.
What's included in Los Altos
Recent sheet rock work



The process in Los Altos
Private Consultation
Walk the property with owner Jerry Guinn. Honest scope, realistic timeline, and a written line-item estimate — free.
Design & 3D Rendering
See the finished project in photorealistic 3D before a single wall comes down. Finishes get locked before demo day.
Permits, Handled
Plans, submittals, corrections, and city or county coordination under CA License #1007864. You sign — we run the process.
Build & Final Inspection
Sixteen in-house trades on one schedule, one accountable owner. Inspection passed, walkthrough done, keys in hand.
Sheet Rock in Los Altos — FAQ
Most homes get a Level 4 finish; high-end estates and critical-light walls get a Level 5 smooth-wall skim coat. Commercial fire-rated assemblies follow the engineer's specification. We recommend the level after walking the space with you.
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Sheet Rock · Los Altos
