Custom Interior Design
Develop a cohesive interior vision for remodels, additions, and new construction, integrating spatial planning, sustainable practices, custom furnishings, and timeless material choices.
Hiring a renovations designer involves more than an initial design fee. Costs may reflect architectural planning, interior design, permit procurement, custom cabinetry, construction guidance, and the level of collaboration your project requires. Ortiz Mexia Projects, Inc. helps homeowners understand the scope behind professional design services and make informed decisions about remodel investments, from early concepts through completion.

Explore the design, planning, permitting, and project guidance services that can shape a more coordinated residential renovation.
Develop a cohesive interior vision for remodels, additions, and new construction, integrating spatial planning, sustainable practices, custom furnishings, and timeless material choices.
Receive full-service residential renovation support spanning design, permit procurement, construction oversight, and project completion for thoughtfully planned homes.
Get guidance through the building permit process, with coordination among clients, consultants, contractors, and municipal agencies from design through project completion.
The cost of hiring a renovations designer reflects the expertise and coordination required to turn a home improvement idea into a considered, buildable plan. Ortiz Mexia Projects, Inc. can connect architectural design, interiors, custom cabinetry, permitting, visualization, and construction guidance within one practice. This integrated approach helps homeowners evaluate the full scope of professional support before selecting a remodel path.

A design-led practice helps connect creative vision with the practical decisions behind a renovation.
Coordinate architecture, interiors, furniture, cabinetry, and built-ins through one connected design practice.
Choose elegant, enduring solutions rather than trend-driven spaces that quickly feel dated.
Use AI and VR tools to study proposed spaces and support clearer client presentations.
Receive hands-on coordination with consultants, contractors, and agencies throughout the project.
Learn about the principal behind this independent architecture and design studio.

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.
A designer can be especially valuable when a remodel involves reconfiguring spaces, coordinating architectural and interior decisions, securing permits, or managing numerous selections. Professional guidance can help connect the design concept with drawings, cabinetry, sustainable systems, contractor coordination, and construction requirements. The right level of service depends on the project’s scope, complexity, and how much guidance you want throughout the process.
Talk with the design team about your project scope and priorities.
By appointment, the studio supports residential design projects across Los Angeles and Colorado’s Roaring Fork Valley.
Los Angeles, CA
Primary Service Area
Roaring Fork Valley, Colorado
Additional Service Area
By Appointment
Availability
Share your renovation goals to begin a thoughtful conversation.
Professional association membership reflecting architectural engagement
Projects featured in Interior Design Magazine and Los Angeles Times
Residence featured in the AIA Los Angeles Venice Vista Home Tour
Tell us about your home, goals, and desired level of design support to discuss next steps.
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.