Our Staff

Email one of our biologists directly, or call toll-free at 866-LAKE-MGT (866-525-3648).

Roy Carlson
Roy Carlson is a co-owner of Lake and Pond Solutions Co. and manages the southern WI office in Elkhorn.  He has a BS in Natural Resource Management from UW-Stevens Point.  Roy enjoys travel, boating and hunting.  Email: roy@lakeandpondsolutions.com

Matt Harp

Matt Harp
is a co-owner of LPS and manages the northern WI office in Greenville.  He has a BS in Water Resource Management/Biology from UW-Stevens Point.  Matt enjoys spending time with his wife and three kids at Lake Poygan. 
Email: matt@lakeandpondsolutions.com

Jeff Stelzer

Jeff Stelzer is VP of Operations and a senior field biologist who cares for our customers in the southeast WI area.  He has a BS in Watershed Management along with a Soil minor from UW-Stevens Point.  Jeff's interests include fishing, camping, beekeeping, and spending time with his family. 
Email: jeff@lakeandpondsolutions.com

Matt Folz


Matt Folz is a senior field biologist working from our Greenville office.  He has a BS in Fisheries/Water Resources from UW-Stevens Point.  Whether with bow and arrow or fishing rod, Matt spends much of his free time in pursuit of "the big one". 
Email: mattf@lakeandpondsolutions.com


Garrett Lyon

Garrett Lyon
is a field biologist working from our Elkhorn office. He has a BS in Fish/Water Resource Management along with a Soil minor from UW-Stevens Point. Garrett was previously an Aquatic Plant Management Specialist with the WI DNR.  He enjoys fishing, hunting and camping. 
Email: garrett@lakeandpondsolutions.com

Eric Rudzinski

Eric Rudzinski
is a field biologist for our Elkhorn office.  He graduated from UW-Platteville with a BS in Reclimation and Environmental Conservation after interning with us for four consecutive seasons.  Eric enjoys hunting, fishing, football, and basketball.  Email: eric@lakeandpondsolutions.com

Charles PattersonCharles Patterson is a field biologist for our Greenville office.  He graduated from UW-Stevens Point with a BS in Biology, Fisheries, and Water Resources.  Charles enjoys the company of family and friends while his hobbies include camping, fishing, and snowboarding.
Email: charles@lakeandpondsolutions.com

Sean Kollmer

Sean Kollmer is a field biologist for our Elkhorn office.  He has a BS in Biology with an emphasis on marine and freshwater ecology from UW-Whitewater.  His previous experience has provided him some great insight into the industry and includes:  a 2,4-D efficacy study for treatment of pennywort, a year abroad in Australia identifying and tracking invasive species, and a summer of DASH (Diver Assisted Suction Harvesting) on Lake Tomahawk.  Sean spends much of his time either in or around the water while scuba diving, travelling, or fishing.  Email: sean@lakeandpondsolutions.com

Kevin VanderlipKevin Vanderlip is a field biologist for our Elkhorn office.  He has a BS in Resource Management and Law Enforcement from UW-Stevens Point.  His previous experience includes a summer as a Park Ranger with the WDNR and invasive species management for a conservation district in IL.  Kevin is an accomplished tournament bass fisherman who also enjoys waterfowl hunting and spending time with friends and family.  Email:  kevin@lakeandpondsolutions.com

Brad Ure


Brad Ure is a field biologist for our Elkhorn office.  He graduated from Illinois State University with a BS in Agriculture Business.  In his free time he likes to spend time with friends and family or enjoy the outdoors hunting, fishing, and golfing. 
Email:  brad@lakeandpondsolutions.com

Ellen Harp

Ellen Harp
is our office manager who keeps things running smoothly.  She spends her free time enjoying the company of her husband and three children.  Email: ellen@lakeandpondsolutions.com


Testimonials more...

"This is the plus value we get from contracting with Lake and Pond Solutions Co..  Not just treatments but diagnostics too."
-Ron L. - HOA Member

Case Studies

Targeted Muck Reduction with Triton SRP (Sludge Reduction Pellets) - Study looking at the effect of targeted Triton SRP applications on a large stormwater pond in 2016.

*1st Place Award Winning Project*

Office Locations

N1025 Julius Dr.
Greenville, WI  54942
866-525-3648 (toll free)
920-757-9447 (local)
920-757-6533 (fax)

W4950 County Highway A
Elkhorn, WI  53121
866-525-3489 (toll free)
262-742-2600 (local)
262-742-3600 (fax)