OTIE is a Native American, tribally-owned, SBA-certified 8(a) small disadvantaged business dedicated to ethical and safe engineering and scientific consulting, design, and construction services for governmental and commercial customers nationwide.

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The Six Nations

Environmental Services

 

Air Quality

Brownfields

Industrial Hygiene

Landfill Investigation and Closure

Natural Resources

Remedial Design

Remedial Investigation

Risk Assessment

Web-based Information Management/Visualization

 
 

Homeland Security/Emergency Response

 

Infrastructure Engineering

 

Construction Management

Municipal

Site Development

Survey, CADD, and GIS

Transportation Design

 

Remedial Design/Build/Operate

 

Traditional Construction