Aurora Cooperative

Mark Olesen is responsible for overseeing company operations, including developing and elevating our people, teams, and processes to take the best way T&S does things and engrain them into everything we do. He has over 45 years of commercial and industrial construction experience, serving in operations leadership and executive roles for over 30 years and as an advisor to construction contracting organizations since 2018. Mark has a bachelor’s degree in industrial construction management from Colorado State University. He has been an active member of Associated Builders and Contractors and Associated General Contractors throughout his career.

As the Director of Industrial Projects at Todd & Sargent, Karl Kratzke leads the development and management of projects within the industrial processing sector. With nearly 20 years of experience, his expertise spans a wide range of markets, including oilseed, biofuels, biochemicals, liquid processing, food ingredients, feed ingredients, pharmaceuticals, and pet food. In addition to his background as a General Contractor, Karl spent nearly four years on the leadership team of a major food ingredient company, where he managed capital projects from concept to production, along with plant engineering and facility operations. A member of the Grain Elevator and Processing Society, he is dedicated to advancing industry standards and driving innovation. Karl holds a Bachelor’s degree in Construction Management from Minnesota State University and a Master’s degree in Integrated Food Systems Leadership from the University of Minnesota.

Brian Watson is responsible for project management at Todd & Sargent, bringing consistent project delivery to our clients. He works closely with our project management teams and clients to ensure project quality, schedules, and budgets are met. Brian is a member of the Grain Elevator and Processing Society and International Association of Operative Millers. Brian graduated from Iowa State University with a degree in Construction Engineering and has been with Todd & Sargent since 2014.

Christie Mohlke leads all HR functions at Todd & Sargent, such as culture, recruiting, training, compliance, employee onboarding and orientation, employee relations, benefits, and more. She has over 10 years of experience in human resources focusing on operations management. Christie graduated with a B.B.A. in Marketing from Austin Peay State University and a Master’s in Business Administration from Cumberland University. She is a member of the National Society of Human Resource Management and is designated as a Professional of Human Resources.

Lesley Whitten oversees all aspects of our Canadian operations, from project management and engineering to field operations to ensure each facility meets client expectations. She has more than 15 years of experience in the construction industry, and she has worked on many new grain elevator builds, large scale elevator and facility upgrades, fertilizer facilities, and canola crushing plants while serving in roles from project coordinator up to project management manager. Lesley holds a CET (Certified Engineering Technologist) and PMP (Project Management Professional) accreditation.