Tim Janssen 

Tim Jansen


Vice President – Concrete Supply     

Tim is the Vice President for Concrete Supply.  After graduating from Woodward Granger High School in 1981 he jumped right into the construction business ending up in the ready mix industry where he has done every aspect of the ready mix business from driving a ready mix truck and operating plants to becoming one of the most respected sales representatives in the Midwest. Tim’s drive to satisfy customers has resulted in a loyal customer following unmatched in the concrete industry.

The development and implementation of the Dispatch System for Concrete Supply is another one of Tim’s accomplishment. He continues to update and improve the system that is critical in providing the high level of customer service Concrete Supply is known for.

Through his years in the ready mix industry, Tim has gained great knowledge of mix designs and concrete quality. This knowledge keeps Concrete Supply on the cutting edge of concrete technology and helps provides the great quality Concrete Supply customers are accustomed.

Tim and his family live outside of Granger, Iowa where he enjoys farming and raising livestock.

Keith Kuennen

General Manager-Concrete Supply    Keith Kuennen

Keith is the general manager at Concrete Supply operations. After graduating ISU with a degree in industrial management, he started working in the agricultural feed industry. Keith managed a plant in Norfolk, Nebraska and after working with a construction company for 10 years began his career in the ready mix industry in 2005 where he managed Concrete Supply.

As the general manager of Concrete Supply, Keith responsibilities include sales, estimating and overseeing production operations. Keith makes it a priority to stop on the jobsites and be in constant communication with the plants and drivers. This hands on approach is reflective of the entire Concrete Supply management team and company philosophy.

Since 2009,Concrete Supply has seen significant growth of which Keith has been a big part by developing customers and insuring quality performance from sales to delivery.

Keith grew up in Northeastern Iowa on a farm and now he and his family live in West Des Moines, Iowa.

Chad Saemisch

Sales – Central Iowa Ready Mix 

Chad is the Sales Representative for the Des Moines & Ames Metro markets at Central Iowa Ready Mix. After graduating Westmar College Chad started his career in the residential wall business as a laborer and quickly became a foreman running the wall crews. In 2004, Chad started his own residential wall company and successfully owned & operated it for over 10 years. During this time Chad was a customer of Central Iowa Ready mix so it only made since when he sold his business to accept the position in the Sales division for CIRM. It was an easy transition as his competitors and allies soon became customers to which Chad enjoys providing top notch service to on a daily basis.

His knowledge of the ready mix industry is extensive with many years of experience behind him. Chad is a NRMCA Certified concrete sales professional, ACI Concrete Field Testing Technician-Grade 1 as well as ACI Concrete Flatwork Finisher & Technician. Chad was even awarded Associate of the Year by the Ames Home Builders Association for outstanding service and commitment.

He grew up in Western Iowa and has been in the Des Moines area since 1992. He and his family currently reside in Clive.

Chris Rogers

Concrete Supply (Omaha Area) General Manager        Chris Rogers

Chris is the General Manager for the Omaha market of Concrete Supply. After graduating from Boone High School in 1986, Chris started in the construction business operating plants for a mid-western concrete paving company. In 1999 Chris began his career in the ready mix industry as production manager adding sales to his responsibilities in 2003.

When Central Iowa Ready Mix was formed in 2009 Chris joined our team as General Manager in Ames, Iowa yet continued his relationships with customers in the Des Moines Area. Chris is a hands on manager who enjoys working with both customers and his workforce to provide great quality and service.

Since 2014 Chris has been a big part in building the Concrete Supply markets in Omaha & Council Bluffs. He is another example of the dedicated management team as he markets, sells and manages the Omaha operations.

Chris and his family live in Elkhorn, Nebraska where he enjoys working on hot rods, racecars and spending time with family.