Landscape architecture and site planning

O’Boyle, Cowell, Blalock & Associates, Inc. (OCBA) is certified as a Women’s Business Enterprise by the Women’s Business Enterprise National Council (WBENC). OCBA has provided award winning planning and design services to our clients since 1964. Our dedicated staff of landscape architects is thoughtful about ecological beauty and environmental assets. We continually look for opportunities to conserve and incorporate natural beauty with development planning to achieve our client’s goals.

certified wbenc women's business enterprise

O’Boyle, Cowell,
Blalock &  Associates, Inc.

350 E. Michigan Avenue
Suite 415
Kalamazoo, Michigan 49007

124 Fulton St. E.
Suite 6B
Grand Rapids, MI 49503

(269) 381-3357



  • Master Planning & Design
  • Community Engagement
  • Grant & Permit Applications
  • Construction Plans & Specifications
  • Agency Reviews & Approvals
  • Construction Administration

site design

Places: Site Design

landscape design

Landscape Design

  • Green Infrastructure Planning
  • Planting & Irrigation Design
  • Native Plantings
  • Therapeutic Garden Design
  • Landscape Master Plans
  • Rain Gardens & Bloswales

specialized services

Specialized Services

  • Strategic Vision & Program Development
  • Participatory Planning & Design Charrettes
  • Public Input Facilitation