How can we serve you?

4 S.T.E.L. Engineering provides our clients with broad range of experience and expertise focused on structural design and engineering. Our team of engineering professionals will ensure your project needs are met and delivered on time.

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C & I • Tilt-Up

From ground-up construction to tenant improvements—and everything in between.

  • New Construction
  • Tilt-up Construction
  • Cold Storage
  • Tenant Improvements
  • Renovations | Retrofits
  • Equipment Anchorage
  • Footings | Foundations
  • Structural Observations
  • Retaining Walls
Find Out More About C & I • Tilt-Up Services

Solar • Renewables • BESS

________4 S.T.E.L. has worked with all kinds of renewable energy. Actually, we're experts!

  • Solar Carports | Solar Canopies
  • Battery Energy Storage Systems
  • EV Charging Systems
  • Roof Mounts | Ground Mounts
  • Feasibility Analysis
  • DSA Submittals | HCAI/OSHPD Submittals
  • DSA Pre-Check Submittals
  • Testing
  • Product Development
Find Out More About Solar • Renewables • BESS Services


We've done it all—from simple remodels to multi-story custom homes.

  • Additions | Remodels
  • Ground-up Construction
  • Retaining Walls
  • Balconies | Decks
  • Retaining Walls
  • Patio Covers | Trellises
  • Tract Homes
Find Out More About Residential Services


K through 12 schools, community colleges, colleges and universities... 4 S.T.E.L. has successfully completed projects for all of them.

  • Solar
  • Structural Retrofits
  • Renovations
  • New Construction
  • DSA Permit Processing
  • Energy Efficiency Projects
  • ADA / Path of Travel
Find Out More About Educational Services

Awards & Recognition

4 S.T.E.L. Engineering is proud of being recognized by organizations and publications such as Zweig Group, Engineering News Record (ENR), and Orange County Business Journal. 4 S.T.E.L. Engineering credits our excellent employees and strong client relationships for contributing to these successes.

  • 2023 | 2022
    Orange County Business Journal

    Awarded: Best Places to Work

  • 2023 | 2022 | 2018
    Engineering News Record

    Awarded: Top Design Firms

  • 2023 | 2019 | 2018 | 2017
    Zweig Group

    Awarded: One Of The Nation’s Hot Firms, A Top 100 in the A/E Industry

  • 2023
    Zweig Group

    Awarded: One of the Best Firms to Work For

We are ready to help!

Our team of professionals is here to listen to your needs and help you achieve your project goals.

Contact Us

Work With Us

You've heard the real estate mantra "location, location, location." Well, 4 S.T.E.L. Engineering's mantra is "people, people, people." Our people are our most valuable asset, and we take their investment in our company seriously. Are you interested in joining a company that will appreciate your time, skills, and work?

Join Our Team