Public engineering firm profile
Overland Park, KS
Civil Engineering and Surveying for the Kansas City Region
Affinis is a civil engineering, surveying, and consulting practice headquartered in Overland Park, Kansas. Founded in 2001 under the name Larkin Group Consulting Engineers and renamed Affinis in 2002, it has built its practice around long-term client partnerships and constructible infrastructure design. It provides roadway, traffic, stormwater, structural, geotechnical, and aerial survey services to municipal, state, federal, and private clients throughout the Kansas City region. With a 96 percent repeat-client rate and sustained recognition as an employer of choice in civil engineering, the organization focuses on collaborative solutions that move communities forward.
Designing transportation corridors that enhance safety, support economic development, and improve community quality of life.
Developing concepts and analyzing corridor alternatives using field-collected data to enhance safety and vehicular capacity.
Delivering watershed and drainage designs that maximize available budgets while minimizing construction disruption to local residents.
Providing structural designs that reduce project risk and create resilient physical infrastructure to protect long-term investments.
Combining traditional land surveying techniques with advanced aerial drone capture to map existing site conditions.
Conducting subterranean investigations and soil analysis to support stable infrastructure design and construction.
Providing multi-discipline civil engineering, consulting, and project management tailored to federal government agencies.
2026 | Prairie Village, KS | City of Prairie Village | Transportation
Realignment of the misaligned intersection at Cambridge Street and State Line Road bordering Kansas City and Prairie Village. The project began with topographic and boundary surveying to design a safer corridor and improve traffic flow for residents and local businesses.
View project sourceDe Soto, KS | City of De Soto | Sports & Recreation
Design of an ADA-accessible pedestrian and bicycle track providing De Soto High School students and Panasonic employees access to Lexington Park under complex site constraints.
View project sourcePrairie Village, KS | City of Prairie Village | Stormwater & Flood Control
Stormwater design and drainage improvements along Brush Creek to mitigate flooding and protect residential homes in Prairie Village.
View project sourceOverland Park, KS | City of Overland Park | Highways & Roads
Neighborhood street and roadway reinvestment project to improve local infrastructure and safety for residents.
View project sourcePrincipal, President
PE
Principal, Operations Manager and Transportation Practice Leader
PE
Principal, Community Leader
PE, PTOE, ENV SP
Principal
PE
Principal
PLS
Principal
PLS
Principal
LSIT
Federal Services Team Lead
PE
Geotechnical Team Lead
PE
Stormwater Team Lead
PE
Roadway Team Lead
PE
Affinis makes my life easier by putting their expert knowledge of the MoDOT LPA process to work for us to keep our projects running smoothly.
8900 Indian Creek Parkway, Suite 450
Overland Park, KS 66210