WHO WE ARE & WHAT WE DO
Bespoke aircraft interior design, engineering oversight, and project management for private aviation's most discerning owners.
The Intersection of Aviation Engineering and Uncompromising Design.
Sarah Larranaga bridges the gap between architectural spatial design and complex flight-line engineering.
Sarah Larranaga brings 20 years of aviation expertise and over 115 aircraft delivered across Gulfstream, Dassault Falcon, Bombardier, Boeing, Airbus, and more. Her white-glove service combines interior and exterior design, engineering, maintenance technology, project management, maintenance oversight, and aircraft delivery. These services combine to create bespoke aircraft defined by luxury, performance, precision, and individuality.
Design and Engineering
Comprehensive design services, interior, exterior, and core engineering, tailored to meet FAA/CAD compliance.
Complete aviation project management, contract negotiation, and rigorous maintenance oversight.
Project Oversight
Production and Execution
Aircraft outfitting strategy, precise paint oversight, and final acceptance and delivery protocols.
Proven Airframe Expertise Across Leading Platforms
Fleet Capabilities
Sarah Larranaga’s technical execution spans over 100 delivered aircraft. Her design engineering and completion oversight encompass the full operational spectrum of intercontinental heavy jets, widebody platforms, and rotary airframes.
Corporate Jets
Airbus Corporate Jets • Boeing Business Jets
Managing major wide-body structural modifications, bespoke cabin reconfigurations, long-range systems integration, and heavy maintenance coordination for head-of-state and corporate fleet profiles.
Ultra-Long-Range & Heavy Jets
Gulfstream • Bombardier • Dassault • Embraer
Directing nose-to-tail interior transformations, custom exterior livery execution, complex avionics retrofits, and rigorous weight-and-balance engineering to preserve long-range flight envelopes.
Rotary Aircraft
Sikorsky • Bell
Developing specialized multi-mission cabins, high-end corporate utility configurations, weight-sensitive materials integration, and absolute compliance with rotary-wing airworthiness directives.
Complete Oversight From Concept to Flight-Line Delivery
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Cabin Design • Exterior Livery Design • Material Specification
Sarah creates custom cabin interiors and liveries engineered for day-one compliance, balancing space, weight, and materials to pass technical scrutiny before production.
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Procurement • Certification Compliance • Owner Representation
As technical representative during the build phase, Sarah manages vendors, drawing approvals, and aviation compliance to protect asset value and keep schedules on track.
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Refurbishment Audit • Flight-Line Delivery
Sarah provides technical oversight during maintenance, cabin mods, and final delivery—using rigorous inspections, conformity checks, and systems testing to deliver flawless, mission-ready airframes.
Sarah Larranaga delivers end-to-end fleet solutions—synthesizing spatial and aesthetic engineering, completion management, and operational oversight from initial concept through final return to service.
Go behind the blueprints with Sarah Larranaga. In this video series, she breaks down the studio's execution strategy, the realities of heavy jet modifications, and the engineering precision required to protect your asset's value.