Bay Area · CSLB #1152750 · Founded 2026

Bay Area's
Most Transparent
General Contractor

We built our own AI platform so you always know what's happening on your project — live progress, instant CO approvals, daily photos, every day.

Start a Project See How It Works ↓
8+
Yrs Experience
2026
GCG Founded
$50M+
Value Managed
100%
Licensed & Insured
See how it works
Step 1
You Call. We Assess.
We visit your site, walk every unit, and our AI generates a complete scope and fixed-price estimate — delivered to your inbox within 48 hours.
AI-powered scope analysis from site photos
Fixed-price estimate — no surprises
CSLB-compliant contract generated instantly
0%
Project Complete
GROK FIELD OPS
9:41
🏗 New Estimate Ready
48 HRS
Project
466 Turk St — SRO Renovation
12 units · Tenderloin, SF · Full gut rehab
Total Investment
$420K
Timeline
22 wks
Investment Summary
Construction & Labor$268K
Materials & Fixtures$84K
Project ManagementIncluded
Contingency (8%)$28K
Review & Sign Contract →
Download PDF
📊 Live Progress
LIVE
466 Turk St
Week 4 of 22
28%
On Site Today
6
workers clocked in
Phase
Rough Framing
Phase Breakdown
Demo & Site Prep✓ 100%
Rough Framing55%
Rough MEPNot started
📷
12 new photos today
Units 4A–4D · Floor 2 framing
📷 Today's Photo Log
MAY 10
Unit 4A — Bathroom Rough-in
9:42 AM
🚿
🔧
⚡
+9
Plumbing rough-in complete units 4A–4C. Electrical conduit run floor 2. Weather: Clear · Crew: 6
Floor 2 — Framing Progress
2:15 PM
🏗
🪚
+5
✅
Rough plumbing inspection passed
City inspector · Permit #2026-0412
📝 Change Order
ACTION NEEDED
CO #003 — Owner Decision Required
Upgrade bathroom tile to premium porcelain
All 12 units · Client requested upgrade during walkthrough
Additional Cost
+$8,400
Schedule Impact
+3 days
What changes
Standard tile removed−$3,200
Premium porcelain added+$11,600
Net change+$8,400
✓ Approve
✕ Decline
🏛 Inspection Update
PASSED
✅
Final Inspection Passed
SF Building Dept · Permit #2026-0412
Rough MEP — Passed
Week 8 · Plumbing, electrical, HVAC
Framing Inspection — Passed
Week 10 · All floors
Final Inspection — Passed ✓
Today · All 12 units
📋
Certificate of Occupancy ready
Available for download · Effective today
Download CO →
🎉 Project Complete
100%
🏆
466 Turk St Delivered
22 weeks · 12 units · On time & on budget
Final Cost
$428K
+CO #003 tile upgrade
Warranty
1 Year
All workmanship
Closeout Documents
Certificate of Occupancy✓ Issued
Lien releases — all subs✓ Signed
Warranty documentation✓ Active
Photo archive (248 photos)↓ Download
Start Your Next Project →
Our Work

Recent Projects

Residential, commercial, and multifamily across SF and the Peninsula — SRO rehab, affordable housing TI, commercial build-outs, and exterior work.

🏗
Add hero project photo
466 Turk St — SRO Renovation, SF
🚿
Bathroom before/after
Bathroom Gut Rehab — SRO Unit
🏢
Commercial TI
Commercial Tenant Improvement
⚡
Electrical rough-in
Electrical Upgrade — 200A Panel
🛁
Tile & fixtures
Custom Tile — Shower & Floor
🏠
Residential remodel
Full Kitchen & Bath Remodel
🌧
Exterior & envelope
Exterior Cladding & Waterproofing
✅
Project delivered
1200 Mission — Affordable Housing TI, SoMa
What We Build

Full-Service Bay Area GC

Residential, commercial, and multifamily — 8+ years of Bay Area experience, every project managed on our own AI platform.

🏢
SRO Renovation
Occupied rehab with 7-day notices, phased scheduling, MOHCD compliance. Zero displacement.
🏗
Affordable Housing TI
MOHCD, HUD, and tax credit projects. Workforce housing renovation and compliance reporting.
🏘
Multifamily Construction
Apartment and condo projects, ground up and TI. Full service through warranty.
🏪
Commercial Build-Out
Retail, office, and mixed-use TI. Code-compliant build-outs delivered on schedule.
🏠
Residential Remodel
Kitchen, bathroom, and full-unit residential remodels with permitted work and licensed trades.
🌧
Exterior & Envelope
Cladding, waterproofing, roofing, and windows. Full exterior when the scope calls for it.
♿
ADA Compliance
Accessibility retrofits, Title 24, and code improvements for residential and commercial.
📋
Construction Management
Owner's rep and CM — budget, schedule, sub management, and full reporting on Grok Field Ops.
● Grok Field Ops · Built by GCG

We built the platform.
You get the visibility.

No other Bay Area GC gives you this. Grok Field Ops is our own AI-powered construction management platform. Every project runs on it — owners get live progress, instant CO approvals, and a full photo log from day one.

  • Live progress by unit and phase — updated daily
  • Digital CO approval — review and sign from your phone
  • Daily photo logs with crew, weather, and notes
  • Draw schedule tied to inspection milestones
  • CSLB-compliant contract generated automatically
  • AI-powered scope and cost estimates in 48 hrs
  • Sub portal — clock in/out, flags, material requests
Try Grok Field Ops Free →
68% complete — Unit 4A on track
Open COs
3
Drawn
$285K
Get In Touch

Start a Project

Residential, commercial, or multifamily — tell us about your project and get an AI-powered estimate within 48 hours.

📍
Office
2201 Bridgepointe Pkwy F125
San Mateo, CA 94404
📞
Phone
(650) 773-5317
✉️
Email
jehoon@gcginc.com
🏛
License
CSLB #1152750 · General Contractor
Founded 2026 · 8+ yrs team experience
Send Us a Message