air quality modeling

Custom Stack Analysis, LLC. was originally established in Alliance, Ohio, in 1965 by Mr. Ernest Kolm and was acquired in 2000 by Mr. James K. Gray. The company has been providing air emissions testing for the past 58 years and offers stack testing, industrial hygiene, analytical services, burner combustion efficiency, radon testing and indoor air quality services to clients including Alcoa, Ford Motor Company and Dupont.

air emissions testinganalytical servicesburner combustion efficiency testingemissions monitoringflame atomic absorptiongas/liquid chromatographygravimetric analysisHPLCindoor air quality testinginductively coupled plasmaindustrial hygieneion selective electrode analysismass spectrometrynitrogen oxide analysisradon testingspectrophotometric analysisstack testingsulfur dioxide titrationstotal fluorides analysis

ECORP is a full-service environmental consulting firm serving clients across California and adjoining states. Its multidisciplinary team includes CEQA and NEPA specialists, environmental permitting specialists, biologists, wetland specialists, air quality and greenhouse gas analysts, noise analysts, archaeologists, cultural resource specialists, architectural historians, paleontologists, GIS specialists, and UAS specialists. The firm supports projects from inception through permit application and mitigation planning to post-construction compliance monito

archaeological servicesbiological surveysCEQA and NEPA documentationconstruction monitoringEnglish-Spanish translationenvironmental permittingGIS and mappinggreenhouse gas emissions analysisHabitat restorationlidar and remote sensingnoise modeling and monitoringpaleontological excavation and curationunmanned aerial systems (UAS)wetland delineation

Inch and Meter, P.C. is an environmental consulting and engineering firm founded in 2019 in Philadelphia. It offers environmental planning, analysis, and engineering services, with experience in energy infrastructure, transportation, water and wastewater, solid waste, and land development sectors. The firm is certified as a WBE and DBE.

agency coordinationclimate planningconstruction impact assessmentengineeringengineering design coordinationenvironmental consultingproject managementpublic engagementtransportation planning

Koogler & Associates (K&A) provides specialized environmental engineering, permitting, reporting, testing and consulting services related to industrial air quality. Established in 1974 by founder John B. Koogler III, Ph.D., P.E., the company serves primarily industrial clients in the Southeastern United States. K&A is now part of ALL4.

air emissions testingair quality monitoringCEMS calibration and accuracy auditsContinuous Emission Monitoring (CEM) systemsenvironmental engineeringexpert witnessingFTIR spectroscopyisokinetic testingpermitting