About Us

  • Proficient in Tekla Structures, AutoCAD, and SDS/2
  • Projects delivered in compliance with AISC, AWS, and industry standards
  • BIM coordination expertise (Navisworks, Revit integration)
  • AISC members
  • Active supporters of women and minority representation in the construction and engineering sectors

Certifications, affiliations

Prosper Steel

25 Years of Manufacturing Excellence

Quality at Its Best

Prosper Steel Detailing is a Southern California-based structural steel detailing company specializing in high-precision detailing services for local fabricators. With a project management team located in California, we offer fast, clear, and reliable communication—working in the same time zone to support your team like an in-house partner.

Industry Experience
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Projects Delivered
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Client Satisfaction
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Why Choose Us

The Difference in Our Design

Backed by a skilled global team of over 150 experienced engineers, we deliver 20,000 to 30,000 tonnes of steel detailing annually, maintaining the highest standards of quality and accuracy. Our combination of local responsiveness and large-scale production capacity allows us to offer competitive pricing without compromising on performance.

Whether it’s a commercial build or complex industrial structure, Prosper Steel Detailing is the trusted partner Southern California fabricators rely on to get the job done right—and on time.

Extensive Industry Expertise

With deep knowledge of end-to-end steel detailing processes, we deliver precise, reliable, and fabrication-ready drawings that meet global standards.

Global Presence & Experience

Backed by a collective century of detailing experience, we operate through project management offices in the USA, Canada, and India.

Proven Leadership

Led by experts with 35+ years of hands-on detailing experience, we ensure cost-effective solutions through automation and proven best practices.

Transparent & Flexible Approach

We maintain complete transparency through performance metrics at every stage, supported by flexible business models tailored to client needs.

aBOUT US

Trusted by Many

Our mission is to support the construction industry across the United States by delivering high-quality steel detailing and engineering services that drive accuracy, efficiency, and trust.

We envision becoming the #1 detailing partner for 80% of Southern California’s fabricators—bringing unmatched technical capability, responsive service, and a fresh perspective as a women-owned business in a traditionally male-dominated industry. We believe in building wholesome, long-term partnerships with our clients, based on mutual respect and shared success.

Accuracy

Every line matters. We strive for precision in every model, drawing, and detail.

Reliability

We meet deadlines, honor commitments, and communicate proactively.

Innovation

From BIM to Estimodeling, we leverage advanced technologies to optimize workflows.

Respect

For our clients, our team, and the construction process as a whole.

Empowerment

We train and invest in our engineers to become not only great detailers but also great collaborators.

Commercial
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GET STARTED

Start Your Project Today

Project Workflow & Milestones

Project Awarded
  • Client awards detailing contract
  • Internal assignment of project manager and engineering team
  • Project documents received and reviewed
Kickoff Meeting Scheduled
  • Project kickoff meeting with client to clarify scope, schedule, deliverables, and communication preferences
  • Define RFI format and submission protocol (email, shared folder, platform, etc.)
Detailing & Modeling Begins
  • Engineer/modeler begins 3D modeling and detailing work
  • Continuous coordination with project manager
  • Progress is tracked internally for milestones and deliverables
Interim Submissions & Review
  • Deliver interim or phased drawing sets as agreed (e.g., 30%, 60%, 90%)
  • Collect feedback and resolve any RFIs/comments
Final Submission
  • Incorporate final feedback and approvals
  • Submit complete drawing package (shop drawings, erection drawings, CNC, BIM files as applicable)
  • Closeout documentation and archive as required

TEAM

Our Creative Minds

Alexandra Hart

Lead Architect

Daniel Kim

Interior Designer

Maya Lopez

Project Manager

Ethan Blake

3D Visual Artist

FAQ

Frequently Asked Question

We specialize in structural steel detailing and connection design for fabricators and contractors. Our services include 3D modeling, shop and erection drawings, connection engineering, and project coordination to ensure seamless fabrication and installation.

A detailed answer to provide information about your business, build trust with potential clients, and help convince the visitor that you are a good fit for them.

Yes. Our experienced engineers and detailers work closely to design and validate efficient, code-compliant connections that optimize fabrication and erection time.

A detailed answer to provide information about your business, build trust with potential clients, and help convince the visitor that you are a good fit for them.

A detailed answer to provide information about your business, build trust with potential clients, and help convince the visitor that you are a good fit for them.

Let’s Build Precision Together

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