What we do Who we are Current Page: Team Who we help Projects Contact Team Ryan P. Callaghan PE, CEO/President Ryan has 28 years of experience and has been with RP Constructors since its inception. Before RP, Ryan worked at Cowen Construction in Tusla, Oklahoma, Concrete Specialty in South Sioux City, NE, the Iowa DOT, JEO, and Howard R. Green. Ryan enjoys playing guitar, loves to chase new work ventures, and reads a lot! Sheri Young, Vice President Sheri has 34 years of experience and has been with RP Constructors since its inception. Before RP, Sheri worked for The City of Sioux City in Public Works Administration and in the City of Sioux City Clerks office. Sheri once met Rod Stewart on an escalator in Las Vegas! Pat Callaghan, VP of Estimating Pat has 54 years of experience and has been with RP Constructors for 6 years. Before RP, Pat worked for the City of Sioux City and CSI. Pat likes to go on walks and drink beer. Josh Reis PE, Director of Engineering Josh has 10 years of experience and has been with RP Constructors for 3 years. Before RP, Josh worked at the Iowa DOT, Nelson Engineering, and Gelita. Josh loves to camp, hunt and fish. His favorite band is Led Zeppelin. Tanner Lambert, Project Engineer Tanner has 2 years of experience in pumping applications and 6 months with RP Constructors. He previously worked as an Application Engineer at Grundfos Pumps for 1 1/2 years before joining RP. Tanner enjoys hanging out at the pool in the summer and playing video games. He also participates in Tough Mudder runs. Travis Thom, Director of Operations Travis has 29 years of experience in construction and 18 years of management experience. He started as a consultant for RP in 2015 and came on board full-time in 2017. Before RP Travis worked for a metropolitan city until retiring in April of 2019 after 20 years of service. He worked his way through the ranks as a firefighter, Fire Apparatus Operator, Fire Training Officer, and Special Operation Captain. His last 7 years he was an Operations Battalion Chief with the Fire Department which included oversite of all facility capital projects. He was also assigned as the Operations Section Chief for the State Incident Management Assistance Team. Throughout his civil service career, Travis was deployed on multiple time long-term natural disasters that included flooding, structural collapse, trench rescues, and high angle rescues. He has been involved as a home builder since 1994. When Travis is not working he enjoys weight lifting and reading about investments. Dalton Hanson, Accountant Dalton has two years of experience and has been with RP Constructors for one and a half years. Before RP, Dalton worked at Empirical Foods as an accounts payable manager in training. Dalton enjoys spending time with family and friends and finding new investment opportunities. He has degrees in Business Administration/Accounting from Morningside College. Jason Bligh, Project Manager/Superintendent - Underground/Pipe Crew Jason has 26 years of experience and has been with RP Constructors for 5 years. Before RP, Jason did underground utility work for Concrete Specialty for 21 years. Jason is a Huskers fan and the nicest guy in the world. Ethan Lewis, Project Manager/Superintendent - Industrial Crew Ethan has 12 years of experience and joined RP Constructors 1 year ago. He was a Superintendent before coming to RP for 5 years. Ethan is a motorsports enthusiast. Shannan Bainbridge, Project Management/Superintendent - Paving Crew Shannan has 27 years of experience and has been with RP Constructors for 5 years. Before RP, Shannan worked at Concrete Specialty for 22 years. Shannan enjoys Hawkeye football, golfing, and camping. Ron Carter, General Superintendent Ron has 50 years of experience and has been with RP Constructors for 5 years. He was an Equipment Operator/Foreman at Concrete Specialty for 30 years and an Equipment Operator/Foreman at Sioux City Engineer for 15 years before joining RP. When Ron is not at work he enjoys yard work and gardening. Nick Aspeotis, Foreman Nick has 10 years of experience and has been with RP Constructors for 5 years. Previously Nick worked on underground utilities and roadwork for Knife River Midwest for 1 year and D.A. Davis Inc. for 4 years. His favorite band is the Eagles and his favorite team is ISU. Mike Bryan Jr., Foreman Mike has 19 years of experience and has been with RP Constructors for 5 years. He was previously with Concrete Speciality in construction for 15 years. Mike’s favorite team is the 49ers. Bruce Bryan, Foreman Bruce has 7 years of experience and has been with RP Constructors for 5 years. Before joining RP, Bruce ran equipment for 2 years at Headwaters Power Plant. Bruce is a Vikings football fan. Salvador Palmillas, Foreman - Paving Salvador has 13 years of experience in paving and has been with RP Constructors for 5 years. Before RP, Salvador worked as an Operator and Laborer for Concrete Specialties. In his free time, he makes his own leather belts and wallets. Derek Maas, Supervisor/Logistics Derek has 8 years of experience and has been with RP Constructors for 4 years. Before RP Derek dug drainage ditches, crushed concrete and road gravel for 4 years. He has 2 kids and is a Green Bay Packers fan. Ryan Beach, Foreman - Dirt Ryan has 15 years of experience and has been with RP Constructors for 3 1/2 years. Previously he worked at 4B Construction for 5 years. Ryan enjoys hunting and fishing. Corey Lamprecht, Field Engineer Corey has 15 years of experience and has been with RP Constructors for 3 years. He was previously at Western Contracting for 12 years performing various tasks such as working on the Missouri River involving the Corp of Engineers. When Corey is not at work he likes to go out to eat with his daughter Taylor, who plays Basketball for Briar Cliff. He also plays golf and likes to watch the Huskers Football Games. 712.222.1452 info@rpconstructors.com RP Constructors LLC, 1270 South Derby Lane North Sioux City, SD 57049 SERVICES Shoring & Ground Improvement Environmental Water & Wastewater Industrial Design & Build Site Heavy Civil Concrete - Structural PROJECTS CONTACT ACCESSIBILITY POLICY