Larkin Lamp Rynearson

Larkin Lamp Rynearson


Larkin Group has been providing quality civil engineering services to the greater Kansas City area since 1946. In February 2013, Larkin Group merged with Lamp Rynearson and became Larkin Lamp Rynearson. With over 160 employees in Missouri, Nebraska, and Colorado, the merger allowed us to expand the engineering services we offer to clients.

Water, wastewater, and stormwater projects are specialties of Larkin Lamp Ryearson. As Lamp Rynearson’s Kansas City office, we provide professional services to municipalities and utility districts across the states of Missouri and Kansas. We’re know for working side-by-side with clients to develop tailored capital improvement plans that guide short and long-term asset management decisions for improving their communities.


  • Civil Design
  • Water
  • Wastewater
  • Water Tank Evaluations
  • Stormwater Management
  • Hydrologic & Hydraulic Modeling
  • Permitting & Regulatory Compliance
  • System Inspection
  • Site Development
  • Facility & Master Plans
  • Construction Administration
  • Rate Studies
  • Operation Consultation

Larkin Lamp Rynearson merged with Lamp Rynearson in 2013. We transitioned to a uniform brand under the name “Lamp Rynearson” in 2019. Our clients still have the support of the same great people and service, just under a new name. Learn more about Lamp Rynearson.