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Business Details
23 Years
experience
Custom Residential Architecture in Tucson, AZ
Founded in 2003, our firm specializes in creating custom-designed homes that reflect the unique needs and aspirations of our clients. We integrate architecture, interior design, and landscape planning to craft immersive environments that harmonize with their surroundings. Our approach emphasizes sustainability, material quality, and spatial proportions to ensure timeless elegance and functionality.

With decades of combined experience, including prior work with internationally renowned firms, we maintain a hands-on role throughout construction to guarantee design integrity. Our commitment to detail and client collaboration has earned recognition through numerous industry awards and repeat clientele.
Services
Custom Home Design Interior Architecture Landscape Integration Sustainable Design 3D Renderings Construction Oversight
Details
  • Year established: 2003
Highlights and features
  • We offer over 20 years of experience in custom home design with international firm backgrounds
  • Our holistic approach integrates architecture, interiors, and landscape from concept to completion
  • We implement sustainable design practices that minimize environmental impact without compromising luxury
  • Our 3D renderings and video walkthroughs ensure clear visualization of final results
  • We maintain direct involvement throughout construction to guarantee design integrity
Associations and certifications
  • American Institute of Architects (AIA)
What people say
Impeccable attention to detail Best at what they do Positive experience Beautiful design Professional throughout
Services
Custom Home Design
We create bespoke residential designs tailored to client lifestyles and site characteristics. Our process begins with in-depth consultations to understand specific needs and aspirations. By integrating architectural form with interior and landscape elements, we deliver cohesive living environments that reflect individual preferences while maintaining timeless elegance.
Interior Architecture
Our interior design approach focuses on spatial proportions, material selection, and lighting integration. We develop detailed interior schemes that complement architectural forms while optimizing functionality. From finish selections to custom millwork, every element is carefully considered to create refined, livable spaces that maintain their beauty over time.
Landscape Integration
We design landscapes as extensions of interior living spaces, creating seamless transitions between built and natural environments. Our approach considers climate, topography, and native vegetation to develop outdoor areas that enhance livability while minimizing maintenance requirements through thoughtful material and plant selection.
Sustainable Design
Our sustainable approach incorporates passive solar design, energy-efficient systems, and locally sourced materials. We prioritize resource conservation through strategic building orientation, natural ventilation, and water-saving landscape techniques while maintaining modern luxury standards and aesthetic integrity.
3D Renderings
We create detailed 3D digital models and video walkthroughs to help clients visualize final results before construction begins. These tools enable informed decision-making about spatial relationships, material choices, and design details, ensuring alignment between client expectations and the final built environment.
People
Kathy Hancox
Principal Architect
Licensed architect with over 20 years of experience in luxury residential design. Former member of internationally recognized firms in Vancouver and San Francisco before co-founding H K Associates in 2003. Active in AIA leadership roles.
Michael Kothke
Principal Architect
Award-winning architect recognized with the AIA Young Architect Award. Brings expertise from teaching roles at architecture schools and leadership positions within AIA Arizona. Co-founder of H K Associates since 2003 with extensive residential design experience.
Questions
What architectural services do you specialize in?
We specialize in custom residential design including architecture, interior design, and landscape integration for luxury homes in Tucson and surrounding areas.
How do you ensure client satisfaction during the design process?
We use immersive 3D renderings and video walkthroughs to visualize designs, maintain constant communication, and stay involved throughout construction to ensure alignment with client expectations.
Are your designs environmentally sustainable?
Yes, we incorporate sustainable materials and practices in all projects to minimize ecological impact while maintaining modern luxury standards.
What areas do you serve?
While based in Tucson, Arizona, we work on residential projects throughout southern Arizona and select locations with unique site opportunities.
How do you handle construction oversight?
We maintain direct involvement throughout construction, collaborating with builders to ensure design integrity while allowing flexibility for on-site expertise contributions.