Civil Engineering + Surveying + Planning

With over 40 years of experience, we’ve helped shape the development of Napa Valley through numerous landmark projects.

At RSA+, we harness the power of teamwork to provide top-tier civil engineering and surveying services. Established in 1980, we are one of Napa Valley's most respected and experienced engineering firms, delivering expert solutions through collaborative effort and specialized knowledge.

Partners in Compliance

Our deep understanding of local regulations combined with our commitment to global quality standards ensures your project succeeds in every dimension. We not only understand local regulations; we excel in navigating them. This means faster approvals and fewer delays for your projects. We keep pace with changing conditions and regulations as well as new technologies.

Team-Focused Approach

Our team structure promotes deep expertise and creative problem-solving, enhancing project outcomes through improved collaboration and continuous learning.

We take pride in the fact that we approach projects from both an innovative and practical perspective. We are a team of innovators and leaders and we customize preparation of our plans and specifications to meet requirements and facilitate a timely, successful review.

Every client is unique. That's why we offer customized services that meet your specific needs and exceed your expectations.

Embark on your next project with confidence. Contact RSA+ today to discuss your specific needs or to schedule a consultation.

Types of Projects We Work On

Resorts +
Hotels +
Residential +
Estate Homes +
Recreational +
Public Works +

Historic Properties +
Industrial +
Retail +

RSA+ Partners + Our Capabilities + Client & Project List

RSA+ Lakeport
Civil Engineering & Surveying

Studio 1515
Landscape Architect

Napa Reprographics
Large Format Document
Print & Store

Linn Design Studio
Strategic Branding & Packaging