Welcome to Sweet Associates

We are privileged to announce that Sweet Associates is now a part of Sebago Technics. David Chapman, formerly of Sweet Associates, and Sebago's entire staff look forward to continuing Dick Sweet's excellent work, relationships, and reputation.

In addition to continuing the services of Sweet Associates, Sebago Technics offers services in Civil Engineering, Surveying, Transportation Engineering, Landscape Architecture, and GIS.

You may continue to contact Sweet Associates at (207) 797-2110 or sweet@sweetassociates.com. You may also contact us at (207) 200-2100 or dchapman@sebagotechnics.com.


Sweet Associates is a hydrogeological consulting company located in Falmouth, Maine with over 35 years of experience designing septic systems for residential and commercial sites. Dick Sweet specializes in predicting groundwater contamination from proposed developments and investigating existing developments for contamination.

We also conduct preliminary soils investigations for determining suitability for subsurface wastewater disposal, wetland mapping and permitting, environmental transaction screening for commercial properties, and pump tests for high water use projects such as golf courses and quarries.

Sweet Associates provides groundwater mounding studies, drawdown calculations, and computer modeling for well monitoring and commercial projects.

Aeration Systems

Sweet Associates is closely affiliated with Aeration Systems, which is a producer and manufacturer of OxyPro™, a subsurface wastewater pre-treatment system. Aeration Systems products provide innovative and economical solutions to wastewater treatment. Please check out their website at: aerationsystemsllc.com.