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Business Details
50+ Years
experience
Expert Sustainable Landscape Architecture Services
Owen Dell & Associates has been a leader in sustainable landscape architecture since 1971, pioneering practices that balance environmental stewardship with functional design. Our team combines decades of experience with innovative approaches to create landscapes that enhance ecosystems and human experiences. We specialize in transforming spaces into sustainable, aesthetically pleasing environments tailored to client needs. Our expertise spans residential, commercial, and public projects, emphasizing water conservation, native plant integration, and habitat restoration. With a focus on education and community engagement, we empower clients to make informed decisions that align with ecological principles.

Our commitment to excellence is reflected in our award-winning designs and long-standing reputation as thought leaders in the field. We prioritize client collaboration, ensuring each project meets both practical and environmental goals. Our services include landscape design, consultation, and educational resources to support sustainable practices globally. With offices in Corvallis, Oregon, we serve clients nationwide through personalized, service-oriented solutions.
Services
Landscape Architecture Sustainable Design Rainwater Harvesting Firescaping Habitat Restoration
Details
  • Year established: 1971
Highlights and features
  • We have 50 years of experience in sustainable landscape architecture.
  • Our designs integrate water conservation and native habitat restoration.
  • Our team includes certified master water auditors and permaculture designers.
  • We prioritize client collaboration and education in sustainable practices.
  • Our award-winning projects demonstrate proven environmental and functional benefits.
What people say
Award-winning sustainable designs Expertise in water conservation Commitment to ecological principles Functional and beautiful spaces Proven environmental benefits
Services
Landscape Architecture
We create customized landscape designs that integrate ecological principles with aesthetic and functional requirements. Our approach prioritizes native plant selection, water-efficient systems, and habitat creation. Each project undergoes rigorous analysis to ensure alignment with environmental standards while meeting client-specific needs.
Rainwater Harvesting
Our rainwater harvesting solutions reduce municipal water dependency through tailored collection and storage systems. We design systems for residential and commercial properties that manage stormwater runoff while providing irrigation resources. Implementation includes filtration, storage, and distribution components for optimal efficiency.
Firescaping
We develop fire-resistant landscapes for wildland-urban interface areas using strategic plant selection and spatial planning. Our designs create defensible spaces that protect properties while maintaining ecological integrity. Techniques include vegetation management and non-combustible material integration.
Habitat Restoration
Our restoration projects revive native ecosystems through invasive species removal and native vegetation reintroduction. We focus on creating wildlife corridors and improving soil health to support biodiversity. Each plan addresses site-specific ecological challenges while enhancing natural processes.
Sustainable Consultation
We provide expert guidance on implementing sustainable practices in landscape projects. Services include water audit assessments, permaculture planning, and LEED certification support. Our consultants help clients navigate regulatory requirements while optimizing environmental performance.
People
Owen Dell
Principal
Award-winning landscape architect with 50 years of experience in sustainable design. Certified master water auditor and permaculture designer. Author of 'Sustainable Landscaping for Dummies' and former television host of 'Garden Wise Guys'.
Jeff Ard
Associate
Landscape architect with expertise in native plant applications and rainwater systems. Former principal at Habitats, Inc. and contributor to major projects like the Three Waters Project. Specializes in CAD drafting and habitat restoration.
Questions
What services do you offer?
We provide landscape architecture, sustainable design consultation, rainwater harvesting systems, firescaping solutions, and habitat restoration services.
What defines sustainable landscaping?
Sustainable landscaping integrates ecological principles with design to create functional spaces that conserve resources, support biodiversity, and reduce environmental impact.
How are your fees structured?
Fees are hourly-based with Principals at $155/hour and Associates at $115/hour. Additional costs include materials, travel beyond 15 miles, and reimbursable expenses.
What areas do you serve?
While based in Corvallis, Oregon, we work on projects nationwide with notable experience in California and the Pacific Northwest regions.
Can you handle both residential and commercial projects?
Yes, our portfolio includes both residential landscapes and large-scale commercial developments like the North Albany Park master plan.