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O'BRIEN|SiteArchitecture is a landscape architecture firm providing progressive and sustainable site design solutions.


Whether acting as a Project Manager or a collaborative Design Team Consultant our primary goal is to help our clients realize and communicate their project vision.

We are excited to say that our website is being updated.

It will be up and running soon.

In the meantime, feel free to email us at:

cobrien@obsitearch.com

Together, the decisions we make shape our environment.

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PROJECT TYPES

Landscape Consultant

Commercial 

Residential

Playgrounds 

Education

Retail

Athletic Facilities

Sustainability

Water Harvesting

Plazas

DESIGN SERVICES

Landscape Architecture

Project Management

Site Design

Master Planning

Site Analysis

Project Marketing 

Feasibility Studies

Playground Design & 

   Assessment

Irrigation Design

Xeric/ Prairie Planting Design

ADA Compliance

Rainwater Harvesting

Rendering and Vizualization

Aerial Inspections

Photogrammetry

Project Management

Construction Administration

2231 NW 20th Street, Oklahoma City, OK 73107

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©2022 by O'BRIEN|SiteArchitecture LLC

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