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Trusted Architecture and Design Services in West Des Moines, IA
Keffer/Overton Architects is a full-service architecture and design firm with a rich legacy dating back to 1876. Our practice is rooted in the core values of quality, innovation, creativity, integrity, and client service. We specialize in architecture, interiors, planning, and construction coordination, serving diverse sectors including fairgrounds, livestock/equestrian facilities, commercial spaces, cultural institutions, and entertainment venues. Our team prioritizes collaboration, building strong communication bridges between clients and design professionals to ensure projects reflect shared visions. With expertise in historic preservation, renovation, and master planning, we deliver nationally recognized solutions across North America.

Our approach combines technical excellence with a commitment to creating functional, inspiring spaces that enhance communities. As the oldest active architectural firm in Central Iowa, we blend decades of experience with forward-thinking design principles. Our services extend beyond traditional architecture to include adaptive reuse studies, energy surveys, and facility improvement programs. We believe in fostering long-term client relationships through transparency, expertise, and a dedication to exceeding expectations. Whether designing expo buildings or revitalizing historic structures, we remain focused on creating the best places for our clients.
Services
Architecture Interior Design Master Planning Historic Preservation Construction Coordination
Highlights and features
  • We have over 145 years of architectural experience since 1876
  • Specialize in fairground, equestrian, and historic preservation projects
  • Offer integrated master planning and construction coordination services
  • Recognized nationally for innovative entertainment facility design
  • Provide personalized client collaboration with coffee chat consultations
Associations and certifications
  • AIA
Services
Architecture
We provide comprehensive architectural services for commercial, cultural, and entertainment facilities. Our expertise includes conceptual design, construction documents, and site improvements. With specialization in fairgrounds and livestock facilities, we create functional spaces that balance aesthetic integrity with practical requirements. Our team ensures compliance with current codes while maintaining historical authenticity.
Master Planning
Our master planning services focus on optimizing land use and facility organization. We conduct site utilization studies, programming analyses, and condition assessments to develop long-term strategies. This includes adaptive reuse recommendations and infrastructure planning for fairgrounds, entertainment complexes, and commercial developments across North America.
Historic Preservation
Specializing in historic preservation, we restore and repurpose heritage buildings while maintaining their architectural character. Our services include code compliance upgrades, material analysis, and adaptive reuse strategies. We balance modern functionality with historical integrity for structures ranging from 19th-century commercial buildings to vintage fairground facilities.
Interior Design
We create functional interior environments through space planning, finish selection, and wayfinding strategies. Our services cover commercial offices, expo halls, and cultural institutions. We integrate decorative graphics and interior signage to enhance user experience while meeting accessibility standards and building codes.
Construction Coordination
Our construction coordination ensures seamless project execution from bidding to completion. We provide cost estimating, scheduling, and site observation services. This includes contract administration and quality control for new construction, renovations, and facility improvement programs across diverse project types.
People
Chip Overton
Principal
AIA and LEED AP certified architect with decades of experience in fairground and entertainment facility design. Specializes in integrating sustainable practices with functional architecture.
Sarah Camp Overton
Principal
LEED AP architect focusing on historic preservation and adaptive reuse projects. Brings expertise in maintaining architectural integrity while modernizing building systems.
Charles T. Overton
Principal
Senior principal with specialization in livestock facility design. Combines technical knowledge with creative solutions for equestrian and agricultural structures.
Questions
What architectural services does K/O Architects offer?
We provide full-service architecture including design, master planning, historic preservation, interior design, and construction coordination for commercial, cultural, and entertainment projects.
Do you specialize in specific building types?
Yes, we specialize in fairgrounds, livestock/equestrian facilities, entertainment venues, historic buildings, and commercial spaces with national expertise in these areas.
How long has K/O Architects been in business?
We've been providing architectural services since 1876, making us the oldest active architectural firm in Central Iowa with continuous operation for over 145 years.
Do you work outside of Iowa?
While based in Des Moines, we complete projects throughout North America, with experience in diverse regional building codes and environmental requirements.
What is your design approach?
We use collaborative design processes that bridge client needs with technical expertise, focusing on creating functional, sustainable spaces that enhance community value and user experience.
How do you handle historic preservation projects?
Our approach combines historical research with modern code requirements, using specialized techniques to maintain architectural integrity while updating structures for contemporary use.
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