A company founded on engineering principles dedicated to providing quality testing to better Minnesota communities.

Construction Observation & Testing Services

Independent Testing Technologies, Inc. is a full service provider of construction materials and soil testing services with a focus on quality, timely, cost conscious services to our valued clients.

We provide on-site and laboratory testing and inspection of soils, concrete, bituminous and structural steel used in construction inspection.

Construction Observation
& Testing Services

Compaction testing of fill, footing observation, excavation observation, material characterization, MnDot materials certifications, ag liner material testing, aggregate testing, roadway construction testing.

Soil Borings &

Soil borings, geotechnical engineering, foundation analysis, groundwater investigation, deep foundation anlaysis, soil reports. MDH licensed Monitoring Well Contractor # 3384M


Mix designs, HMA properties, MnDot certified, plant monitoring, MnDot Pre-qualified consultant.


Re-bar inspection, concrete field testing, concrete strength testing, ICC certified for reinforced concrete special inspections, concrete slab moisture, paint thickness, fire proofing.


Complete NDT services including radiography, ultrasonic, penetrant and magnetic particle. and ASNT certified for visual weld, mag particle, liquid penetrant and bolt tensioning.

Needing a estimate

Have a project that we can help with?


A quality control and testing program during construction ensures quality materials are incorporated and proper procedures are being used during construction. You’ll need to take steps to mitigate the potential risks associated with construction of your individual project. You’ll want to do as much as you can to lower potential risks of cost overuns, construction delays or poor performance. Talk to us about what is needed to ensure successful completion of your project.



We offer complete geotechnical exploration services for a wide variety of projects.  We work with engineers, architects, builders, owners and other stake holders to provide cost effective investigations for construction of roadways, buildings, bridges, communications towers, sewer and water infrastructure projects, site development and agricultural facilities.

Knowledge of the subsurface conditions helps to make your project more successful by optimizing foundation design and minimizing the risks of cost overruns during construction.  A comprehensive geotechnical investigation suited to your site lowers the risks inherent in earthwork and foundation construction.

Call us for soil borings and geotechnical exploration before starting your new project.

About Us

Kevin Reller

President, Founding Partner- Kevin has over 30 years experience in construction materials testing. He has an AAS in Municipal Engineering Technology from St Cloud Technical College.

Chad Wolney

Vice President & Partner – Chad has been with ITT since 1999 and manages the soils lab. Chad is a graduate of the University of North Dakota.

Patrick Johnson

P.E., Geotechnical Division Manager- Pat has over 30 years experience in the construction and soils engineering field. He has a B.S. in Geological Engineering from Michigan Technological University. He is a licensed professional engineer in MN.  His current responsibilities include management of the geotechnical division. His experience includes work with a national consulting firm and as an engineer with MnDot.

Martha Schulz

Office Manager- Martha has an Associates degree in business management & human resources from Ridgewater College. Her responsibilities include accounts receivable, accounts payable, payroll and office management.

Tyler Burkes

EIT- Tyler is a 2016 graduate of  Youngstown State University, Youngstown, Ohio, with a Bachelor of science degree in Civil Engineering.  During college, he was a summer intern with the Pennsylvania Department of Transportation for four seasons. He is currently an Assistant Engineer to the Geotechnical Division and also project estimator.  Tyler is certified in ACI concrete, MnDot Grading & Base, MnDot Concrete Field/plant, Troxler Nuclear Gauge certified, ANST Level 2 Technician.

Vincent Burr

Senior Engineering Technician, CMT Manager & Radiation Safety Officer – Vince has been with ITT since 2002. His responsibilities include estimating, project management, soils and concrete testing. Vince is certified in ACI Concrete, MnDot Grading & Base, MnDot Concrete Field, Troxler Nuclear Gauge certified, NSRO, ICC certified Re-bar inspector.

Bryan Fitzpatrick

Senior Engineering Technician- Bryan has been with ITT since 2000. His responsibilities include soils and concrete testing on more complex projects. He has an AAS in Civil / Land Surveying from St Cloud Technical College. Bryan is certified in ACI Concrete, MnDot Grading & Base, MnDot Concrete Field, Troxler Nuclear Gauge certified, ANST Level 2 Technician.

Chuck Ackerman

Senior Engineering Technician- Chuck has over 24 years of experience in soils and construction material testing. His responsibilities include soil and concrete testing on more complex projects. He studied geology at the University of Minnesota Morris.  Chuck is certified in ACI Concrete, MnDot, Grading & Base, MnDot Concrete Field, Troxler Nuclear Gauge certified, ANST Level 2 Technician

Ryan Klassen

Bituminous Plant Division Manager. Ryan is responsible for all aspects of Bituminous Plant 1 and Asphalt testing, including but not limited to Nuclear Density, Roll Pattern, Plant Monitoring and all relevant lab testing.

Contact Us

Independent Testing Technologies

337 31st Avenue South

Waite Park, MN 56387

(320) 253-4338