Scientific Minds. Common Sense Solutions.

An Employee-Owned Company

CSS is an employee-owned, science-based solutions company supporting the U.S. government and commercial clients. Since the 1980s, we have supported more than 28 federal agencies and numerous administrations, providing scientific expertise in a myriad of disciplines. Our technical experience ranges from the depths of the Earth’s oceans to the International Space Station. 

Throughout our history, we have responded to some of the nation’s biggest science challenges. In each case we were tasked with developing novel protocols, recruiting, hiring, and training numerous staff, deploying people and equipment, collecting vital data, and helping our clients respond to critical problems. 

Our long history of rapid response, novel methods development, personnel and equipment logistics, and can-do attitude has earned us the reputation as problem solvers

CSS is a 100%
Employee-Owned Company

Learn more about our Employee Stock Option Plan

Featured Services

Become an
Employee-Owner!

CSS is looking for qualified candidates to work on current contracts and contracts to be awarded in the near future.  We offer competitive salaries and an excellent employee benefits package, including comprehensive health benefits, life insurance, and participation in a 401(k) retirement plan and Employee Stock Ownership Plan (ESOP).

Featured Projects

Ecologically Sound Offshore Wind Development

CSS designed and implemented this integrated data acquisition, data management, and statistical predictive modeling to select optimal wind farm locations while minimally impacting seabirds.

Bureau of Engraving and Printing (BEP) ES&H Support

CSS provided on-site environmental, safety, and health support 24 hours per day/five days per week to support approximately 1,900 employees occupying 1.4 million square feet of floor space at BEP’s Washington, DC, facility (DCF).

Audit and Inspection Support for the National Institute of Environmental Health Sciences (NIEHS)

For more than 35 years, CSS has provided quality control assessment support to the National Toxicology Program (NTP) on studies relating to the toxicological effects of chemicals in the environment.