Custom Interior Design
Develop a cohesive interior vision for remodels, additions, new construction, and alterations, with an emphasis on timeless elegance, sustainability, occupant health, and lasting appeal.
Finding the right interior remodel service means looking beyond surface-level style. Ortiz Mexia Projects, Inc. combines architectural design, interior planning, custom cabinetry, permitting support, and construction guidance for thoughtful residential renovations. Serving projects in Los Angeles and Colorado’s Roaring Fork Valley, the studio creates timeless, sustainable interiors shaped around each home, client, and long-term way of living.

Explore integrated residential remodeling services spanning design, interiors, cabinetry, permitting, preservation, and project guidance.
Develop a cohesive interior vision for remodels, additions, new construction, and alterations, with an emphasis on timeless elegance, sustainability, occupant health, and lasting appeal.
Coordinate residential remodeling from initial design through permitting, construction oversight, and completion, supporting single-family homes across Los Angeles and the Roaring Fork Valley.
Create integrated cabinetry and built-ins that bring practical storage, refined detailing, and environmental responsibility into renovated residential spaces.
Design individual furniture pieces and coordinated elements that complement the architecture, interiors, and long-term character of a remodeled home.
Remodel residences in Historical Preservation Overlay Zones while protecting architectural integrity and integrating modern sustainable systems and technologies thoughtfully.
Provide coordinated support through design, permitting, consultant collaboration, contractor bidding, construction administration, and project completion.
A successful interior remodel should improve how a home looks, functions, and feels over time. Ortiz Mexia Projects, Inc. brings architecture, interior design, custom furniture, cabinetry, and built-ins together within one coordinated practice. The studio’s experience across Los Angeles and Colorado’s Roaring Fork Valley supports context-sensitive design, sustainable choices, and elegant results rather than short-lived trends.

Choose an integrated design practice for a remodel that connects vision, details, approvals, and construction guidance.
Architecture, interiors, furniture, cabinetry, and built-ins can be coordinated through one design practice.
Thoughtful design favors elegant, durable solutions over trend-driven interiors for lasting residential appeal.
Experience across Los Angeles and the Roaring Fork Valley informs responsive regional design decisions.
Hands-on collaboration supports clients, consultants, agencies, and contractors throughout the project.
Led by Santiago Ortiz, the studio brings architecture and fine arts together.

Assoc. AIA, Principal
Santiago Ortiz is the founder and principal of Ortiz Mexia Projects, Inc., an architecture and design practice serving Los Angeles and Colorado's Roaring Fork Valley. Born and raised in Colombia, Santiago moved to Providence, Rhode Island, to pursue his passion for design, graduating from the Rhode Island School of Design in 1999 with degrees in Architecture and Fine Arts. After relocating to Los Angeles, he honed his craft at small architecture firms specializing in high-end custom residences and boutique commercial spaces before founding his own practice in 2006. Santiago is an Associate Member of The American Institute of Architects and brings a timeless, elegant sensibility to every project, from custom furniture and built-ins to full-scale residential construction. His work has been featured in Interior Design Magazine and the Los Angeles Times, reflecting his commitment to thoughtful, well-crafted design.
Interior renovation costs vary according to the project’s scope, existing conditions, design complexity, permitting needs, custom cabinetry or furniture, and construction requirements. A remodel may involve selected interior elements or broader architectural changes. Ortiz Mexia Projects, Inc. begins by understanding the home, goals, and desired level of involvement before defining an appropriate design and project scope.
Speak with the design studio about your home, goals, and project direction.
By appointment, the studio supports residential design and remodeling projects across selected California and Colorado communities.
Los Angeles, CA
Primary Service Area
Roaring Fork Valley
Colorado Region
By Appointment
Availability
Confirm service availability and discuss your residential remodeling goals with the studio.
Professional membership held by principal Santiago Ortiz.
Projects featured in Interior Design Magazine and Los Angeles Times.
Ortiz-Wheeler Residence featured in AIA Los Angeles Venice Vista Home Tour.
Share your property, goals, and location to begin a conversation about design and project guidance.
For immediate assistance, feel free to give us a direct call at +1 (310) 600-0241.
For immediate assistance, feel free to give us a direct call at +1 (310) 600-0241.