Our Work

Planning & Designing
Projects Your

Are you looking to hire an experienced general contractor for your next project? Then, you have come to the right place. Based in Southern California, CSI Building works with clients from a diverse range of sectors and industries, helping them achieve their project goals. We have a highly experienced team that is adaptable and are always ready to take on unique challenges.

Our Services

No matter if you need assistance with commercial, retail,
healthcare, or multi-family residential projects, our team can
amend the scope to deliver your project as per
your needs and schedule.

Pre-Construction & Estimating

  • Space planning
  • Budgeting
  • Scheduling
  • Value engineering

Construction Implementation

  • Construction management
  • Field engineering
  • Procurement services
  • Quality assurance/quality control
  • Site supervision

Post- Construction

  • Training

Project Delivery Methods

  • General contracting
  • Construction management
  • Design-build

Customer Satisfaction

We believe that enduring connections are the backbone of our company. We give individual consideration to our customers by concentrating on their individual project requirements to get satisfactory results.

Our Illustrious Portfolio

The Row DTLA

  • General commercial tenant
  • Improvement


  • 12,800 square foot
  • Commercial tenant
  • Improvement

Athletic Propulsion Labs

  • 14,000 square foot
  • Commercial tenant
  • Improvement

Oh Hello Dog

  • 19,000 square foot
  • Commercial tenant
  • Improvement

Eighth & Grand

  • Carmel partners
  • Lobby construction project


  • Full Design Build
  • Tenant Improvement