Who We Are

Mary Sikes & Associates was founded in 1982 by Mary Sikes and is a well-regarded architecture firm. We have successfully completed many projects over the years, performing in both lead and partner roles, and are well-respected in the Napa Valley community. We are located in St. Helena, California, and currently have four team members.

Who we serve

Our clients are typically individuals and business organizations that are committed to excellence in all that they do. They believe collaboration is an important component of the creative process, and choose to partner with a trusted adviser who is client-focused. 

The Problem We Solve

The clients we choose to partner with are focused on four types of projects. They include Residential-New, Residential-Remodel, Winery, and Commercial. Each type of project presents different opportunities, challenges, and complexities. We provide a comprehensive whole solution of architecture services for our clients that lead to exceptional results. Our clients value our demonstrated ability to pull it all together.

The Services We Provide

We provide a variety of services for our clients. They include the following:

 Project Management

Conceptual Design

Design Development

Working Drawings



Periodic Construction Observation

Shop Drawing Review

Project Close-Out

In addition, by working with our business partners we are able to provide or coordinate the following additional services:

Civil Engineering

Structural Engineering

Mechanical Engineering

Electrical Engineering

Our Unique Value Proposition

We provide our clients with a comprehensive whole solution of architecture services. We are client-focused with a twenty three year track record of exceptional completed projects.