Delaware Solid Waste Authority

Delaware Solid Waste Authority

Delaware Solid Waste Authority

Delaware Solid Waste Authority provides cost-effective plans and programs for solid waste management to best serve Delaware and protect public health and the environment. Pennoni provides on-call engineering, construction inspection, and project management services statewide for the Delaware Solid Waste Authority for facilities improvement projects including gas collection systems, building construction, process equipment, infrastructure evaluation, utility improvements, and site work.


Industrial & Logistics


Construction Engineering

Environmental, Health, and Safety


Transforming communities for more than 55 years

Throughout five decades, our commitment to elevating the impact of our outcomes through personalized service has been steadfast. We have the flexibility to be innovative in our approach with the integrity to get things right.

We approach the start of every project as the beginning of a collaboration because we understand the value of partnership. As a multidisciplinary firm, Pennoni has the ability to approach engineering challenges from a wider spectrum of angles than most. From land development to energy management, our expertise runs deep and our passion for problem-solving runs even deeper.

Evolving Capabilities

Ever-expanding with growing businesses

55+ Years Experience

meets flexibility

40+ offices

40+ Offices

Local Partners, National Possibilities

1,300+ people

1,400+ People