Ken Ressler
President, Owner
BS Civil Engineering
North Dakota State University
Ken was with a manufacturers’ representative firm in Minneapolis for 5-1/2 years where he was in process equipment sales. Ken moved to St. Louis in 1981, and became a partner in Pohlkotte Ressler Corporation. In May of 1991, Ken purchased the company and the name was changed to Ressler & Associates, Inc. Ken’s expertise is in sales of municipal and industrial water/wastewater treatment equipment, and working with engineers.
Email Ken at
kressler@resslerassociates.com
Cell: 314-409-4976
Jim Hopkins
Sales/Certified Operator
Water/Wastewater
Jim is co-owner of Ressler & Associates. A native St. Louisian, Jim has over 30 years experience in the industry, most with Ressler & Associates. He holds a certification for operation of both water and wastewater treatment facilities. Jim's responsibilities include providing support to design engineers and calling on treatment plants. His hobbies include golf with his wife Renee, collecting curios (junk) and hunting.
Email Jim at
jhopkins@resslerassociates.com
Cell: 314-409-4975
Brad Calzone
Sales Engineer
Brad is a native of St. Louis and graduated from Missouri University of Science & Technology with a degree in Mechanical Engineering in 2012. He has extensive experience in the design and construction of industrial process systems, and brings a wealth of practical knowledge with him. Brad will be promoting our manufacturer’s products to engineers, water and wastewater treatment facilities, and local industries.
Email Brad at
bcalzone@resslerassociates.com
Cell: 314-609-1224
Jimmy Jackson
Vice President
Aftermarket Sales
Product Support Specialist
Jimmy is Vice President of Ressler & Associates. He joined Ressler & Associates in March of 2018 as an Aftermarket Sales/Product Support Specialist. He has over 20 years of operations and maintenance experience in the water and wastewater treatment industry and holds active operator certification in Missouri. Jimmy is married and has two children. He spends most of his spare time running his kids to their many sporting events. He is an elected member of his local school board and is a board member at Missouri Kids Unplugged – a non-profit organization that gives kids opportunities to get off their electronics and get outdoors at no cost.
Email Jimmy at
jjackson@resslerassociates.com
Cell: 314-550-8097
Michael Heitert
Sales Engineer
Michael graduated with a BS in Mechanical Engineering from the UMSL/Washington University joint engineering program in 2015. He has worked in sales both inside and outside since 2013 for both industrial and municipal. Michael is married with two kids: one boy and one girl. He enjoys St. Louis sports, NASCAR and golf. His free time is primarily taken with the kids, but if he gets the chance, he likes to woodwork, play golf and fish.
Email Michael at
mheitert@resslerassociates.com
Cell: 636-557-2273
Sue Petersen
Accounts Administrator
Sue manages all administrative responsibilities for the company. She also handles accounts receivable, order entry, project tracking, submittal processing, delivery coordination and record archiving. Sue has been with Ressler & Associates since 2013.
Email Sue at
spetersen@resslerassociates.com
Vickie Ressler
Literature
Vickie works part time taking care of our literature and helps with other office support needs. She helps keep our office organized.
Email Vickie at
vressler@resslerassociates.com
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