AATA International Inc. has a global network of over 600 specialists and experts with diverse fields of expertise. We customize project teams depending on client needs to achieve highly professional and cost-effective performance. The core management team is based in the USA with a global network spanning nearly 50 countries worldwide.  

John Aronson

John Aronson

John Aronson is the President and CEO of AATA International, Inc.  who founded the company in 1989.  Mr. Aronson holds a B.S. in Biological Sciences from Nebraska Wesleyan University and an M.S. in Zoology/Limnology with minor in Civil Engineering from the University of Nebraska-Lincoln.  He completed post-graduate studies in Environmental Engineering, Statistics and Natural Sciences at Colorado State University.  Mr. Aronson is responsible for the technical, administrative, and financial management of the firm and specializes in environmental management, permitting, and comprehensive project management duties for a host of different projects and clients.   Mr. Aronson is considered one of the world’s leading water quality consultants dealing with NPDES, NEPA, CERCLA, RCRA, and international regulations.  Mr. Aronson has served as Principal-In-Charge for all AATA projects around the world and is polite in 7 languages.  Mr. Aronson is a Certified Fisheries Scientist with the American Fisheries Society, a Certified Senior Ecologist with the Ecological Society of America, and an NASDS Certified SCUBA diver.  He is an active member of many professional environmental societies and associations (see detailed CV) and author of numerous professional papers, publications, and articles.  He enjoys travel, boating, skiing, foreign language study, music, reading, bicycling and photography.


Dr. Ping Wang

Dr. Ping Wang is the Vice President of Operations at AATA and serves as a senior program manager.  Originally from Changchun, China he earned his MS in Geology from Jilin University, China.  He went on to earn his Ph.D. in Geology at Virginia Tech.  Dr. Wang works out of the Capitol Center (Washington D.C.) office from Bear, Delaware.  He holds an additional certificate in Environmental Technologies and Computer Programming and Software Engineering.  With AATA he has travelled throughout China, Mongolia, the Philippines, Canada, Honduras, Venezuela, and Colombia.  Dr. Wang has worked on a host of projects including the Kingking, La Colosa, Lost Creek, and Bootheel Uranium Projects.  In Dr. Wang’s free time, he enjoys “hockey, hockey, hockey.”  His native language is Mandarin Chinese, and he is fluent in English.




Robert Clark


Bob L. Clark is the Senior Program Manager and Geologist at AATA. Originally from Albuquerque, New Mexico Mr. Clark studied Geology at the University of New Mexico. He went on to become certified as a Professional Geologist in Wyoming. Mr. Clark is currently working on AATA projects in the Philippines, Colombia, and Wyoming. During his free time, Mr. Clark enjoys fly fishing and horseback riding.





Rini Kirkpatrick


Rini Kirkpatrick is the Environmental Task Manager for AATA International, Inc.  Originally from Jakarta, Indonesia, Ms. Kirkpatrick earned her BS in Aquatic Biology and her MA in Marine Science from the University of Texas Marine Science Institute.  Additionally, Ms. Kirkpatrick holds an Attorney Assistant Training Certificate from UCLA and has been trained in Technical Writing, Geographic Information System (GIS) and MS Project.  She is fluent in Indonesian and has travelled throughout Indonesia, the Philippines, Singapore, and the United States.  During her free time Mr. Kirkpatrick enjoys spending time with her family, scrapbooking, reading, and writing.