Nathan Olszak

  With over 30 years of hands-on experience in the water treatment industry, Nathan Olszak is a trusted water treatment expert. He specializes in designing, engineering, and servicing water treatment systems. As the owner of Complete Water Solutions, Osmonics, and Membrane Cleaning Pro, Nathan has built a reputation for delivering customized water treatment solutions that enhance efficiency, reliability, and water quality across various industries, including the medical, commercial, and manufacturing sectors. Nathan’s journey in water treatment began as a service technician. He gained in-depth knowledge by working with all major brands of equipment, including Veolia, Suez, Bruner, Culligan, Pentair, Aquamatic, Osmonics, GE Water, Marlo, Lakeside, Fleck, Autotrol, US Filter, ION Pure, Siemens, Evoqua, and many others. This hands-on expertise, combined with his technical certifications, has made him a leader in water system engineering and water management.

Credentials & Expertise

  • Certifications: David H. Paul Reverse Osmosis Certification, PLC Programming
  • License: Power Plant Operating Engineer 3rd Class
  • Specialties:
  • Design & engineering of water treatment systems and advanced water systems
  • Custom water filtration systems and solutions
  • Installation, automation, and repair of water treatment systems
  • Expertise in Reverse Osmosis (RO), Deionization, Water Softening, Carbon Filtration, Iron Filtration, UV Treatment, Ultrafiltration (UF), Process Filtration, CEDI/EDI, and more
  • Specialized knowledge in Boiler Feed Water, Tower Makeup Water, and drinking water production for industries such as bottling, pharmaceuticals, and food processing
  • Project management and reclaiming of water system waste for other uses
  • Evaluation of raw water sources and potential contamination risks
  • Industrial water treatment strategies to prevent corrosion and optimize system performance
  • Boiler water treatment to enhance energy efficiency and system longevity
Nathan’s commitment to excellence extends beyond equipment sales and service. He works closely with clients to develop tailored water treatment services that optimize performance and meet their operations' unique demands. His expertise covers methods that mitigate water impurities, ensure fresh water accessibility, and maintain regulatory compliance. It also includes the design of high-efficiency reverse osmosis systems for industrial use. Nathan focuses on the latest technology in water conditioning, water softeners, filters, and pumps to improve maintenance and efficiency. His experience in laboratory testing and biofilm control ensures the highest industry standards in water treatment processes and water management.  Additionally, his deep understanding of infrastructure and water data analysis provides long-term, cost-effective solutions that promote health and safety. His expertise ensures that businesses receive top-tier, quality water treatment solutions. For insights into the latest industry trends, innovations, and best practices, explore the Complete Water Solutions Blog, where Nathan shares valuable information on water filtration systems, sustainability, and water solutions engineering.   Give Us A Call (855) 787-4200 or Email info@complete-water.com

Complete Water Solutions is a Woman-Owned Business

Complete Water Solutions is certified as a Women’s Business Enterprise by the Women’s Business Enterprise National Council (WBENC), the nation’s largest third-party certifier of the businesses owned and operated by women in the U.S. We recognize the commitment to supplier diversity that is embraced by corporations and government agencies today and we can add diversity [...]

GE Water For Sale

Complete Water will continue to support GE Water Osmonics In October of 2016, GE announced its intentions on selling its Water & Process Technologies division. This sale will have to be completed before the merger of the Oil & Gas business with Baker Hughes. With the news of the multi-industry giant exploring options to sell […]

Don Decker Award Achievement

Journeyman Restricted Plumbing License Awarded by: Nathan Olszak Owner of Complete Water Don Decker joined the Complete Water Team back in October 2015. Don has over 10 years of experience in the water treatment field. One of Don’s personal goals when he joined was to obtain his Journeyman Restricted Plumbing License. We are honored to […]

A Technical Sales Approach

Visual inspections and tests to perform when visiting customers By Nathan Olszak In this changing market, one thing is certain: We are all in need of better, faster information. More customers today are requesting solutions to their water treatment equipment problems and they are expecting this information in a timely manner. I have noticed that […]

Driving Your Sales

Driving sales in any market can be tough. The first step is to simply get in the door. By Nathan Olszak Driving sales in any market can be tough. When it comes to water treatment, providing solutions to your clients is not all that hard once you have gotten through the door. Getting in the […]

Click To Schedule a Service Call

Click To Schedule a Sales Call

Call for a FREE Quote Today

(855) 787-4200