803.345.9905

OUR TEAM

Charlie Marra

Charlie Marra

President

803-575-1025

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Chris Marra

Chris Marra

Vice President / Project Manager

803-575-1036

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Jacob Stone

Jacob Stone

Vice President / Project Manager

803-575-1039

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Jimmy Frick

Jimmy Frick

Estimator

803-575-1048

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Kris Muir

Kris Muir

Estimator

803-575-1048

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Jay Judy

Jay Judy

Project Manager

803-575-1043

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Chad Mahan

Chad Mahan

Project Manager

803-575-1017

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Alyson Jester

Alyson Jester

Accounting / Office Manager

803-575-1047

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Shawna Humphries

Shawna Humphries

Administrative Assistant

803-575-1047

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Charlie has 50 years of experience in the construction industry. He currently serves as President and Owner of Chapin Concrete Contractors, Inc. He is a South Carolina Unlimited General Contractor Certificate Holder having worked his way up the ladder from Asst. Superintendent to Senior Project Manager during his 20-year tenure in the General Contracting Industry. In 1997, he joined Ashmore Concrete Contractors, Inc. as a Shareholder. Charlie, as Vice President of Ashmore Concrete, spearheaded the Company’s move into South Carolina in the year 2000 working in the areas of Residential, Commercial, and Industrial Concrete Contracting.
Ashmore Concrete Contractors, Inc. narrowed its focus to Concrete Pumping only in 2012. Concurrently, Charlie formed Chapin Concrete Contractors, Inc. in 2012 as a spin-off of Ashmore’s Columbia, SC Contracting Division. Charlie has acquired numerous certifications and accolades during his career in the Building Construction Industry. He is frequently asked to analyze and recommend foundation and waterproofing construction systems and enjoys speaking to a wide variety of construction professionals, graduates, and undergraduates in the Construction Industry.

Charlie earned a Bachelor of Engineering Technology Degree with a major in Building Construction from Georgia Southern University. He has served on numerous Boards, Associations, and Committees at his Church, his University, and in his Community.

Chris has over 24 years of experience in the concrete construction industry. He has dedicated his entire career to learning the concrete construction trade. Throughout his career, he has taken a hands-on approach to his work, gaining a wealth of knowledge, experience, and respect in the industry. He has served multiple roles on commercial, industrial, and residential concrete projects ranging in size from custom home foundations to multi–story healthcare facilities. He currently serves as Chapin Concrete’s Vice President / Director of Operations and oversees Chapin’s Residential Services Division.

Chris earned a Bachelor of Science Degree in Construction Management from Georgia Southern University, has held certifications from the American Concrete Institute and Post Tensioning Institute, and is an ACI Certified Residential Concrete Foundation Technician. Chris played an integral part in obtaining Chapin’s certification as a Certified Foundation Company from the Concrete Foundations Association, making Chapin the only Certified Foundation Company in the state of South Carolina and one of only 14 nationally.

Jacob has over 20 years of experience in the construction industry. Jacob’s early professional career focused on heavy civil construction & environmental remediation for commercial & government clients across the country, specifically the Department of Energy and the US Army Corp of Engineers. He has served multiple roles in project management, business development, & operations management. Jacob has held many industry certifications including USACE CQM-C & NQA-1 Lead Auditor as well as being the qualifier/RME for a California Class (A) General Engineering Contractor’s License. He currently serves as Chapin Concrete’s Vice President and oversees Chapin’s Commercial & Industrial Construction Divisions.

Jacob earned a Bachelor of Science Degree in Construction Management from Georgia Southern University and served as chapter President of the Sigma Lambda Chi International Construction Honor Society.

Jimmy has 44 years of experience in the reinforcing steel and concrete construction industry. He began his career in the reinforcing steel industry as a rebar detailer, being certified by the CRSI. After 40 years in the reinforcing industry serving as detailer, estimator, engineering service manager and sales estimator, Jimmy joined Chapin’s team as an estimator. After working for 4 years full time as CCCI’s estimator, Jimmy semi-retired and works part-time for the Company assisting in all aspects of Business Development and Estimating.

Jimmy earned an Associate Degree in Industrial drafting from Midlands Technical College.

Kris has over 20 years of building and operations experience in the construction, military, and mining industries. As an Estimator with Chapin Concrete, he is an integral part of the Preconstruction / Business Development process and utilizes his expert knowledge having functioned in multiple roles with reputable General Contractors in South Carolina and Ohio. Kris is a United States Navy Veteran of 10 years, deploying twice in support of Operation Enduring Freedom and Iraqi Freedom onboard the USS Vicksburg (CG-69). He was most recently a member of SEAL Team 18.

Kris has earned a Master of Science in Management and Bachelor of Science in Business/Criminal Justice from Liberty University as well as an Associates of Science in Mining Technology from Penn State University.

Jay has over 45 years’ experience in the construction industry. In his professional construction career, he has served in many facets of Mechanical and Civil projects with The Shaw Group, Fluor, Chicago Bridge & Iron, and others. Capacities included Welder, Pipefitter, Millwright, Iron Worker, Supervision, Field Engineering, and Project Management on Industrial / Heavy Industrial Nuclear projects. He currently serves as a Project Manager for Chapin’s Commercial and Industrial Construction Divisions.

Chad has over 12 years of experience in the construction industry. After honorably exiting the U.S. Navy after 14 years, Chad’s early professional construction career was focused on Heavy Industrial Nuclear Construction for The Shaw Group, Chicago Bridge & Iron, & Fluor where he served multiple roles including Electrician, Electrical Field Supervision, Electrical NCCER Instructor, Field Engineering Work Package Planner, Field Engineering Lead, Corporate Site Liaison, Policy & Procedure Lead, & Program Manager. He has also served as a Public Assistance Consultant, Electrical Subject Matter Expert, and Quality Assurance Team Lead for FEMA Disaster Relief efforts (STEP Emergency Home Repair, Permanent Roof Replacement, & Public Assistance programs) based in the US Virgin Islands for hurricanes Irma & Maria. He provided technical assistance in the development of Project Worksheets for damages sustained to residential, commercial, industrial, & governmental structures regardless of discipline scope for Hurricane Irma in the amount of $70.8 million+ and PW’s in the amount of $2.2 billion+ for Hurricane Maria. He currently serves as Chapin Concrete’s Safety Officer & as a Project Manager for Chapin’s Commercial & Industrial Construction Divisions.

Alyson has over 20 years’ experience in overseeing all areas of finance and administration. She previously worked as an AP/AR Manager for a large medical coding company during a period of rapid growth in which the company added millions of dollars in new annual revenue.

Alyson serves as Accounting/Office Manager at Chapin Concrete. She manages all aspects of our Construction Accounting System. Alyson also serves as the focal point for human resources management and administrates all insurance matters. She coordinates with CCCI’s public accounting firm, our banking services, and our 401(k)-plan financial advisor. She holds a B.S degree in Business Management from the University of South Carolina.

Shawna is an Administrative / Accounting Assistant providing support to all staff members. She brings over 6 years of experience with expertise including payroll, data management systems, invoicing and customer service.