As a professional firm with five core services, M&S offers the following services to our clients:

Civil Engineering
Land Surveying
Planning
Construction Management / Inspection
Landscape Architecture


Our Corporate Mission

MacKay & Sposito, Inc. leads in improving our communities.  We bring passion and leadership; we deliver sustainability and results.  More>>

M&S News

Andrew Young, P.E. has been appointed to the Southwest Washington Chapter of the American Red Cross (ARC) Board of Directors.  More>>

T.J. Hamilton has been added to the survey crew in Kennewick.  More>>

Jim Jacks has been added to our Business Development Team.  More>>

 

 

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Weekly Green Tips:

Keep your car well-tuned
To get better gas mileage and create less pollution, take these steps: More>>
 

Click here for our Shades of M&S Green page