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Business Details
20 Years
experience
Your Trusted Partner for Sustainable Architectural Solutions
Founded in 2006, One World Architecture (OWA) is a socially and environmentally responsible architecture firm with offices in Louisville and San Diego. Our team harmonizes function, user needs, and architectural beauty across residential, commercial, and institutional projects. With over 30 years of experience, our principal architect leads award-winning designs that respect client budgets, schedules, and cultural contexts. We specialize in sacred spaces, historic preservation, and sustainable design, leveraging LEED-certified expertise and real-time energy modeling.

Our collaborative approach integrates consultants and contractors to deliver tailored solutions, from small renovations to large-scale developments. Client testimonials highlight our meticulous attention to detail, innovative problem-solving, and ability to blend modern concepts with traditional environments. We hold licenses in four states and maintain NCARB certification for nationwide project flexibility.
Services
Architectural Design Residential Projects Commercial Design Institutional Projects Sustainable Design Energy Use Modeling Pre-Design Consulting Sacred Space Design Green Building Historic Preservation
Details
  • Year established: 2006
Highlights and features
  • We offer 30+ years of architectural experience with NCARB certification
  • Our team includes LEED Accredited Professionals
  • We implement strategic collaboration with industry experts
  • We guarantee client-centric design processes with transparent communication
  • We have completed award-winning historic preservation projects
Associations and certifications
  • LEED
What people say
Consummate professional Joy to work with Master carpenter Excellent attention to detail Beautifully finished projects
Services
Architectural Design
Our architectural design services create functional, beautiful spaces tailored to client needs. We handle projects from concept development to construction administration, ensuring compliance with local regulations and sustainability standards. Our team's expertise spans residential, commercial, and institutional sectors.
Sustainable Design
We integrate sustainable practices using real-time energy modeling and LEED-certified methodologies. Our approach balances environmental responsibility with practical design solutions for new constructions and renovations, reducing long-term operational costs while maintaining aesthetic value.
Historic Preservation
Specializing in historic structures, we preserve architectural integrity while implementing modern updates. Our team understands period-specific materials and construction techniques, ensuring sensitive restoration of culturally significant buildings and private residences.
Sacred Space Design
We design worship spaces that honor spiritual traditions while meeting contemporary needs. Our experience includes Bah' temples, churches, and community centers that balance symbolic design elements with functional requirements for congregational spaces.
Energy Use Modeling
Using advanced software, we optimize building performance through real-time energy modeling. This process informs design decisions to maximize efficiency, reduce environmental impact, and lower utility costs throughout the building's lifecycle.
People
Ken Parel-Sewell
Principal & Owner
Licensed architect with 30+ years of experience, NCARB-certified and LEED Accredited. Founded OWA in 2006 after leading Gregory Maire Architect Ltd. Specializes in sacred architecture and historic preservation.
Kyle Bragg
Designer
LEED-accredited designer since 2007, specializing in sustainable materials and residential projects. Graduated from University of Cincinnati with hands-on experience in diverse building types across multiple US cities.
Dan Madryga
Architect
Joined OWA in 2011 after studying at Drury University and University of Cincinnati. Expertise in architectural theory, historic preservation, and sustainable design across international projects from New Mexico to Ghana.
Questions
What architectural services does One World Architecture offer?
We provide full-service architectural design, including residential, commercial, institutional projects, sustainable design, historic preservation, and energy modeling.
Do you specialize in any particular building type?
We have particular expertise in sacred spaces, historic preservation, and sustainable design across residential, commercial, and institutional sectors.
What areas do you serve?
We operate from Louisville and San Diego offices, serving clients nationwide with recent projects in Chicago, Nashville, and California.
How does your design process work?
We begin with client consultation to understand needs, followed by schematic design, budget estimation, and construction documentation tailored to project requirements.
Are your architects certified?
Our principal architect is NCARB-certified with LEED accreditation, licensed in Kentucky, Illinois, Georgia, and California.
Can you handle historic home renovations?
Yes, we specialize in historic preservation with proven expertise in maintaining architectural integrity while modernizing older structures.