Design-build studio • Southern California

Engineering-led luxury construction across Southern California.

Built with precision. Managed with integrity.

From custom estates and kitchen remodels to commercial buildouts, aviation facilities, and wildfire restoration, we deliver precision, calm leadership, and LA-level attention to detail.

Serving Southern California

Licensed & insured • PE-led oversight • Documented change orders

Licensed General Contractor Bonded & Insured Projects big & small Wildfire + Aviation Capable

Posse Standards

Engineering-led

Structural rigor and calm leadership guide every detail.

White-glove delivery

Precision scheduling, clean sites, and proactive communication.

Enduring finishes

Material choices that feel modern, warm, and lasting.

Verified

Trust Indicators

Licensed General Contractor Bonded & Insured SoCal Focused Professional Engineer White-Glove Delivery

Featured Case Study

A signature build, fully documented

A detailed look at scope, constraints, and the craft behind a standout Posse project. The same discipline guides smaller scopes too.

Southern California

Ashley T Bathroom Rebuild

A spa-inspired bathroom rebuild with refined materials and craftsmanship.

Chapter 01 Core Services

Services

What we build best

Owner-led delivery for projects large and small across Southern California, with clear pathways for each client type. View all services

Custom Homes

Ground-up residences shaped by engineering precision and refined architectural detailing.

Explore this service

Luxury Remodels

Whole-home transformations that respect existing architecture while elevating every finish.

Explore this service

Specialty Builds

Aviation facilities and wildfire rebuilds delivered with compliance-ready documentation.

Explore this service
Need wildfire restoration support? We can prioritize assessments and guide the rebuild process quickly. Learn more
Chapter 04 Process

Our Process

An engineered path to excellence

A refined, transparent workflow with weekly updates and a decision calendar that keeps projects calm, predictable, and elevated, no matter the scope.

01

Discovery & Feasibility

We align on goals, budget, and site constraints with a clear path forward.

02

Pre-Construction Alignment

Scope, estimates, and the decision calendar are documented to prevent surprises.

03

Design & Engineering

We coordinate architecture, engineering, and trades to protect design intent.

04

Procurement & Mobilization

Long-lead items are sequenced early so the schedule stays protected.

05

Build & Quality Control

Hands-on leadership, weekly updates, and finish-level oversight.

06

Handover & Support

We walk every detail and stay available after completion.

Engineering alignment

Preconstruction

Engineering alignment

Scope validation, structural reviews, and decision calendars before work begins.

On-site leadership

In-Field

On-site leadership

Hands-on supervision, trade coordination, and clean-site standards.

White-glove closeout

Finish

White-glove closeout

Punch walks, quality checks, and a smooth handoff with documentation.

Safe Choice

Risk managed, communication clear

We build calm into every phase with structured reporting, documented approvals, and a disciplined closeout process.

Risk mitigation

Licensed, bonded, and insured delivery with PE-level oversight and QA checkpoints.

  • Coverage verified before work begins
  • Structural reviews and compliance checks
  • Documented inspections and approvals

Transparent communication

Weekly updates and a decision calendar keep scope, budget, and timeline aligned.

  • Weekly look-aheads and progress recaps
  • Decision calendar for finishes + approvals
  • Change orders documented before execution

White-glove closeout

Punch walks, handoff documentation, and maintenance guidance for peace of mind.

  • Final walkthrough with detailed punch list
  • Warranty + maintenance guidance
  • Post-completion support if needed
Chapter 00 The Founder

Founder & Builder

Meet Nicholas Posse

Nicholas Posse is a licensed general contractor and professional engineer with over a decade of experience delivering high-end residential builds across Los Angeles and Southern California. His engineering background informs every decision, from structural rigor to the fine details that make a home feel effortless.

Known for a meticulous process and calm leadership on complex builds, Nicholas blends engineering rigor with refined craftsmanship.

We partner with homeowners, architects, developers, and facility teams on projects large and small, with the same disciplined planning and attention to detail.

  • Clean sites, clear schedules, and calm leadership
  • Weekly updates and documented change orders
  • Finish-level quality control and white-glove closeout
Licensed General Contractor Bonded & Insured SoCal Focused Professional Engineer

Experience

10+ Years

Specialty

Luxury Residential

Nicholas Posse
"We build enduring homes that feel effortless to live in and extraordinary to experience."
Chapter 03 Portfolio

Featured Work

Signature + Small-Scope Projects

A curated selection of projects across Southern California, from focused remodels to complex builds. Explore all projects

Small-Scope Spotlight

High-touch remodels, same discipline

We apply the same engineering rigor and communication cadence to kitchens, baths, and focused renovations.

Kitchen Remodel

Residential Remodel

Kitchen Remodel

Custom millwork, stonework, and lighting coordination executed on a tight timeline.

View project details
Spa Bath Rebuild

Bath + Wellness

Spa Bath Rebuild

Waterproofing, tile detailing, and fixtures sequenced for a fast, clean handoff.

View project details
Chapter 05 Client Voices

Client Proof

Trusted by discerning clients at every scale

Real feedback from clients who value clarity, craftsmanship, and calm execution.

"We trusted Nick with a full home build in Woodland Hills. The craftsmanship and engineering insight were beyond expectations."

Jason F

Client Experience

We provide weekly updates, decision calendars, and disciplined change-order flow so projects large and small remain calm and predictable.

Read more testimonials
  • "My bathroom rebuild was handled with so much care. Nick kept me informed, respected my space, and delivered a spa-level result."

    Ashley T

  • "Nick treated our kitchen remodel like it was his own home. The finish work is flawless and the process was calm and organized."

    Zach F

Planning Kit

Start with clarity, not guesswork.

Get the guides we use to align scope, schedule, and finish decisions before construction begins. Built for homeowners, architects, and commercial teams who want a disciplined path to delivery.

Ideal for focused remodels, phased upgrades, and full-scale builds.

Guide

Planning Roadmap

Milestones, inputs, and the decision calendar.

Toolkit

Owner Handbook

What to expect from kickoff to closeout.

Residential Commercial Industrial

Included resources

  • Project Planning Guide
  • Decision Calendar template
  • Owner's Handbook overview
  • Permitting + pre-construction checklist
Get the planning guide View owner handbook
Chapter 08 Begin

Ready to plan your project with confidence?

Tell us about your vision, big or small. We guide every project from first consultation to final walkthrough with engineering-led clarity.

Schedule Consultation

Licensed & insured • PE-led oversight • Documented change orders

Service Area

Southern California

Schedule Consultation