Frequently consulting for public and private sector clients, Kirk has assisted clients in the natural gas, power utility, petroleum, chemical manufacturing, pharmaceutical, munitions, aluminum manufacturing, and solid waste industries. He has managed or directly worked on more than 50 sites throughout the United States, including multimillion dollar Superfund sites in Arizona, California and New Jersey.
His environmental engineering experience includes the design, construction, optimization, and operation and maintenance of a multitude of different technologies. These include remediation solutions that employ pump and treat, multiphase extraction, soil vapor extraction, sub-slab depressurization, air/bio/ozone sparging, advanced oxidation, bioreactors, in situ and ex situ chemical oxidation, in situ and ex situ bioremediation, ion exchange resin, air strippers, granular activated carbon, packed bed scrubbers, pH adjustment, thermal/catalytic oxidizers, and soil excavation. In addition to treating chlorinated solvents and petroleum hydrocarbons, Kirk has notable experience treating various recalcitrant and emerging contaminants such as 1,4-dioxane, perchlorate, and methyl tertiary butyl ether.
Kirk continues to advance the state of the practice by fostering strategic collaborations and teaming opportunities with university programs, including the Arizona State University Biodesign Institute and the Colorado School of Mines Advanced Water Technology Center, as a means to contribute to Geosyntec's reputation as an industry leader with recognized experts in emerging environmental issues and technologies.