David Kerns, DBIA, CCM
PresidentEMAIL: david@ldkerns.com
PHONE: 918-261-7211
David Kerns, President and Certified Construction Manager at LDKerns Contractors since 2001. As the son of a City of Tulsa Civil Engineer, his first job was in construction. He earned a BS in Construction Science from the University of Oklahoma in 1989, then spent 12 years with Hensel Phelps Construction.
At LDKerns, David oversees direct operations and serves as Quality Control Manager. He is routinely on jobsites and attends weekly meetings with Owners. Although he is involved with the details, his most important role is to be the “big picture” visionary that keeps LDKerns on track.
Pete Edwards, DBIA, CCM
VP / OperationsEMAIL: pedwards@ldkerns.com
PHONE: 918-261-4211
Pete Edwards, Certified Construction Manager, joined LDKerns in 2003. He began his career in the U.S. Army where he worked up the rank to Sergeant. Upon returning to his civilian life, he began his career in construction. Pete has worked through the ranks in the role of Foreman, Superintendent, Project Manager, and now VP of Operations.
Pete is extremely capable of organizing multiple projects and in making the right decisions. In the last five years, he has managed over 30 public projects. This is in addition to managing several other commercial projects. Pete is very detail oriented and driven by thorough scheduling.
Earl Jacks, DBIA
Pre-Construction ManagerEMAIL: ejacks@ldkerns.com
Earl started with LDKerns in 2009, he has served in all phases of pre-construction and project management. He has a 20-year background in construction beginning as a plumber apprentice and working his way up to Licensed Plumbing Contractor. Today, he still holds a State of Oklahoma Plumbing Contractors License.
He has prepared GMP budgets and conceptual estimates for all sizes of commercial projects. Earl has developed and solicited bid packages allowing him to form relationships with local subcontractors, essential to successful cost-effective projects. Earl has demonstrated a unique ability to work with both clients and subcontractors to resolve budget concerns without sacrificing quality. He has worked alongside architects to develop budgets during the design phase. His budgeting on Construction Management projects has historically been within 2% of actual costs on bid day.
Josh Milburn, DBIA, CCM
Senior Project ManagerEMAIL: jmilburn@ldkerns.com
Josh joined LDKerns in February 2014. He began his career in construction after graduating from Oklahoma State University in 2006 with a B.S. in Construction Management. In our operations, Josh is directly responsible for handling the management of projects from the early design phase to the final closeout documents while maintaining consistent communication and collaboration between the owner, architect and other client representatives. His solid experience in implementing controls and streamlining operations provide the greatest project outcome for all parties involved.
Bret Kaltenbach
Field Operations ManagerEMAIL: bkaltenbach@ldkerns.com
Hardworking and determined would best describe Bret. He started with LDKerns Contractors in 2004 as a carpenter and quickly proved to be responsible and trustworthy to complete any task big or small. Bret has managed every type of building construction from traditional wood frame to complex pre-engineered metal building structures including site development and coordination with city officials. He has completed Globally Harmonized System Hazard Communications training, OSHA 30 hr safety certification, First-Aid and CPR and has never had a lost-time accident on any jobsite. Bret also works very hard developing good relationships with the owners representatives and always counts it a privilege to work with them. When it absolutely positively has to be done on time, you can count on Bret.
Ryan Woollard
Business Development ManagerEMAIL: rwoollard@ldkerns.com
Bio coming soon.
Jamie Harrell
Director of People and CultureEMAIL: jharrell@ldkerns.com
Bio coming soon.
Chad Nichols
Pre-Construction Project ManagerEMAIL: cnichols@ldkerns.com
Chad Nichols is a seasoned Project Manager at LDKerns Contractors. With over 24 years of experience in the construction industry, Chad has led a wide range of commercial projects from planning to completion. His areas of expertise include project planning, budget management, team coordination and client communication. In addition to his professional experience, he holds a Degree in Construction Management from OSUIT. Chad's dedication to delivering exceptional results has earned him a reputation as a skilled and reliable Project Manager.
As Project Manager, Chad oversees multiple projects simultaneously and ensures that each project is completed on time, within budget, and to the client's satisfaction. With his extensive knowledge and expertise in commercial construction, Chad is committed to delivering quality workmanship and exceptional service to every client. Chad's passion for construction and commitment to excellence make him a valuable asset to the LDKerns team.
Ryan Sullivan
EstimatorEMAIL: rsullivan@ldkerns.com
Ryan Sullivan brings expertise in project estimation, cost management, and operations to his role as an Estimator at LDKerns Contractors. With a deep understanding of construction planning and financial forecasting, he plays an integral role in preparing accurate cost assessments, analyzing project specifications, and ensuring budgets align with overall project goals. His ability to develop competitive bids and estimates, conduct market research on material and labor costs, and identify cost-saving opportunities without compromising quality makes him a key asset to the LDKerns team.
Ryan’s approach to estimation goes beyond numbers—he works closely with project managers, subcontractors, and vendors to ensure that every aspect of a project is thoroughly evaluated. His expertise in AutoCAD and ERP systems allows him to streamline workflows, maintain clear communication, and provide data-driven insights that support informed decision-making. From initial planning through final cost breakdowns, he applies his keen attention to detail and risk analysis to deliver reliable estimates that set the foundation for successful project execution.
Holding an Associate of Science degree from Tulsa Community College and a certification from the PMI Project Management Institute, Ryan combines technical knowledge with strategic thinking to enhance efficiency and project accuracy. His advanced training in Microsoft Project and CAPM certification further strengthen his ability to manage complex cost evaluations and scheduling demands. Dedicated to precision, collaboration, and delivering exceptional results, Ryan plays a critical role in ensuring LDKerns Contractors continues to provide high-quality, cost-effective solutions for its clients.
James Sweetin
Concrete Project ManagerEMAIL: jsweetin@ldkerns.com
James has more than 20 years of experience in the construction industry. As Concrete Project Manager, he is responsible for the coordination of multiple projects, ensuring the work performance is top quality. He is also attentive to schedules so that all are met in a timely fashion.
Quincy Knapp, CCM
Project ManagerEMAIL: qknapp@ldkerns.com
Quincy started with LDKerns in 2014 as an intern while earning his degree in Construction Management Technology from Oklahoma State University. He graduated in 2017 and began his full time employment as a job site superintendent. He is the primary field contact and supervisor of the construction crews and subcontractors to ensure safety standards are implemented and the set schedule is met. He is CPR/First Aid and OSHA30 certified. Quincy is responsible for the daily coordination between the architect/engineer, owner and the jobsite.
Ryan Day
Project ManagerEMAIL: rday@ldkerns.com
Bio coming soon.
Darin Hunt
Project ManagerEMAIL: dhunt@ldkerns.com
Bio coming soon.
Rob Wright
Project ManagerEMAIL: rwright@ldkerns.com
Bio coming soon.
Colton January
Project CoordinatorEMAIL: cjanuary@ldkerns.com
Colton January has recently transitioned into the role of Project Coordinator at LDKerns, bringing a fresh and innovative perspective to the team. With a focus on project documentation, scheduling, and resource allocation, Colton demonstrates a comprehensive understanding of project management principles. He utilizes industry-standard tools and software to track project progress and maintain meticulous records.
Colton plays a crucial role in streamlining project workflows and identifying potential challenges, working diligently to implement effective solutions. Supporting project managers and superintendents, he assists in coordinating tasks, managing deadlines, and ensuring strict adherence to project plans and specifications. Colton's unwavering dedication to excellence, coupled with his ability to thrive under pressure, positions him as a valuable asset to the LDKerns team.
Andrew Winn
Project CoordinatorEMAIL: awinn@ldkerns.com
Andrew Winn serves as a Project Coordinator at LDKerns Contractors, bringing both hands-on field experience and academic training to his role. After studying construction management at OSU IT, Andrew began his career as a craftsman in the field, where he developed a deep understanding of construction processes. His strong work ethic and commitment to excellence quickly propelled him into his current position. As a Project Coordinator, Andrew plays a key role in ensuring seamless project execution by managing logistics, coordinating teams, and supporting the successful completion of various projects.
Bret Johnson
Project CoordinatorEMAIL: bjohnson@ldkerns.com
Bret Johnson brings a dynamic blend of leadership, operational expertise, and problem-solving skills to his role as a Project Coordinator. With a background in team management, logistics, and process improvement, Bret excels in coordinating project activities, maintaining efficiency, and ensuring seamless communication among teams. Known for his adaptability and results-driven mindset, Bret has experience in overseeing operations, training staff, and optimizing workflows to enhance productivity. His keen attention to detail and ability to multitask make him a valuable asset in managing project timelines, budgets, and resources. Passionate about collaboration and continuous improvement, Bret is committed to supporting the LDKerns team in delivering high-quality construction projects. His dedication to operational excellence and team coordination makes him a key contributor to the success of LDKerns Contractors.
Steven Roberts, Jr.
Project CoordinatorEMAIL: sroberts@ldkerns.com
Bio coming soon.
Zeke Waite, PMP
Project CoordinatorEMAIL: zwaite@ldkerns.com
Bio coming soon.
Brent Barton
SuperintendentEMAIL: bbarton@ldkerns.com
Brent has over 30 years of experience in the construction industry and joined LDKerns Contractors in 2010. He specializes in carpentry, framing, and drywall placement, and has worked as a Superintendent for over 17 years. In his role, Brent is responsible for overseeing site preparation, as well as monitoring sub-contractors and laborers to ensure strict adherence to quality and safety procedures on the job site. He serves as the main point of contact for both the owner and architect on all construction matters while ensuring adherence to the project schedule.
Brent is known for his no-nonsense, straightforward leadership and is highly respected by all on the jobsite. Brent has undergone OSHA 30-hour training and maintains the highest level of safety standards on his job site. One of Brent’s greatest strengths is his remarkable ability to find innovative and creative solutions.
Joel Skelton
SuperintendentEMAIL: jskelton@ldkerns.com
Joel began working as a Superintendent for LDKerns in March of 2020. He joined our team with over 20 years of construction experience in general carpentry, as a superintendent, a job foreman, to owning his own construction business. Joel has worked on various types of job sites including hospitals, universities, government agencies, schools, hotels and resorts. Beyond his experience, Joel is OSHA 30, CPR and First Aid, Globally Harmonized System, Boom Lift Operating, and QA/QC certified. When he is on site, you will find that Joel works vigorously to stay on schedule, maintain safety, and communicate effectively with the architect, owner, and site laborers. Joel has a keen skill when it comes to management and supervising, and you can be assured that he will maintain a safe, productive, and orderly job site.
Stefin vonHartitzsch
SuperintendentEMAIL: stefinvonh@ldkerns.com
Stefin has over 20 years of experience in the construction industry and joined LDKerns Contractors in 2019. His background in property management, carpentry, framing and drywall placement is clearly a benefit on any job-site. Stefin began his career in 2001 as a superintendent, his coordination skills and ability to maintain the schedule, budget and implement safety programs will ensure the project will finish on time, within budget and with no incidences or loss of time. He has completed OSHA 30-hour training and ensures the utmost level of safety on his job site. One of his most valuable assets is his ability to communicate in a professional manner with our staff, the owner, subcontractors, engineers and all associated with the project, ensuring a successful start to completion on each project.
Victor Ambriz
SuperintendentEMAIL: vambriz@ldkerns.com
Victor has 12 years of experience in the construction industry. He began his career in carpentry and is currently participating in the Associated General Contractors of America’s Supervisory Training Program. He is the field contact on a designated jobsite, supervising the construction crews and subcontractors to ensure safety standards are implemented and supported. He assists in all phases of the project from initial planning to completion, assisting and maintaining the schedule. Victor has completed OSHA 30 hr safety certification, First-Aid and CPR and has had no lost-time or accident record on a jobsite. He works closely with the Owner and Architect which helps in building relationships and taking ownership for his professional responsibilities.
Matt Collins
SuperintendentEMAIL: mcollins@ldkerns.com
With over 15 years of construction experience, Matt manages and supervises a wide range of commercial construction projects, ensuring that every aspect of the job is completed efficiently and to the highest standards. His extensive background includes both interior and exterior renovations, new construction, and complex healthcare facility upgrades. Matt has overseen multi-million-dollar projects such as hospital renovations, educational facility expansions, and commercial remodels.
With a degree in Construction Management from OSU Institute of Technology, Matt applies his expertise in project coordination, safety, and leadership to ensure successful project completion. He holds certifications in OSHA 30, First Aid, and CPR, highlighting his commitment to maintaining a safe and productive job site. Matt’s leadership and teamwork skills, combined with his dedication to client collaboration, play a crucial role in the successful execution of projects at LDKerns Contractors, consistently delivering results that align with client goals and project standards.
Scott Gifford
SuperintendentEMAIL: sgifford@ldkerns.com
Bio coming soon.
Nick Hancock
SuperintendentEMAIL: nhancock@ldkerns.com
Nick started with LDKerns Contractors as an intern and has worked his way up to a site superintendent. He is committed to staying current with industry regulations and safety, and frequently takes part in safety training courses. Nick has the OSHA-30 certification, OSHA-10 certification, along with CPR/First Aid/ AED certifications. He has completed two years at Tulsa Tech in construction services and also holds an associate degree in construction management from OSU-IT.
As your site superintendent, Nick will coordinate with subcontractors, engineers, architects, client representatives and the project team to ensure the successful completion of construction projects. He will manage the construction site and resolve any conflicts that may come up. Nick understands the importance of effective communication and will work closely with all team members to make sure project goals are clearly defined and met. He understands construction methods, materials and equipment, and he is devoted to making sure that all work is completed to the highest standards of safety and quality. Nick is dedicated to generating positive results on every project he works on.
James Thompson
SuperintendentEMAIL: jthompson@ldkerns.com
James brings extensive experience in site supervision and quality control to his role as a Superintendent. With a strong background in overseeing commercial and multifamily projects, he has successfully led teams on a variety of builds, including two recent large multi-family housing projects. His hands-on approach ensures projects are executed efficiently, safely, and in alignment with client expectations.
As a Superintendent, James is responsible for managing day-to-day jobsite operations, coordinating subcontractors, and maintaining project schedules to keep construction on track. He oversees material deliveries, monitors work progress, and conducts regular inspections to ensure all work meets high-quality standards. With a focus on safety, he enforces OSHA regulations, conducts job site safety meetings, and promotes a culture of accountability to protect workers and maintain compliance. James excels at problem-solving and adapting to challenges, working closely with project managers, vendors, and field teams to address issues proactively. His experience in heavy equipment operation, site preparation, and structural work gives him a deep understanding of every phase of the construction process. Dedicated to efficiency and craftsmanship, James plays a critical role in delivering successful projects that meet LDKerns Contractors’ commitment to excellence.
Colin Witt
SuperintendentEMAIL: cwitt@ldkerns.com
Colin brings over 6 years of construction experience to LDKerns Contractors, specializing in managing high-value commercial, medical, and office developments. As a superintendent, Colin has led ground-up construction projects ranging from multi-million-dollar warehouses and office spaces to large-scale medical and retail facilities. His experience includes overseeing multi-story commercial developments and significant interior rebuilds, maintaining high standards of quality and efficiency.
Safety is a top priority for Colin on every job site. He actively promotes strict adherence to safety protocols, creating a secure environment for all workers. With certifications in OSHA 30, First Aid, and CPR, Colin demonstrates a strong commitment to job site safety and accident prevention. Along with his expertise in project supervision, material coordination, and subcontractor management, Colin focuses on completing projects safely, on time, and within budget.
Matt Smith
SuperintendentEMAIL: msmith@ldkerns.com
Matt brings a strong background in project management, scheduling, and site coordination to his role as superintendent at LDKerns. He is responsible for overseeing multiple phases of construction projects, ensuring seamless scheduling, resource allocation, and quality control. His ability to coordinate subcontractors, vendors, and city building departments ensures that inspections and compliance requirements are met efficiently.
Matt maintains a strong focus on safety and job site management, overseeing site safety setups, daily supervision of field activities, and compliance with local building codes. He ensures that projects remain on schedule while upholding the highest standards of quality and efficiency. His leadership extends beyond site coordination, as he plays a key role in managing inspections, resolving field challenges, and facilitating successful project closeouts by addressing final punch list items and ensuring all contractual obligations are met.
Holding a Bachelor of Science in Business Management from Oral Roberts University, Matt combines technical expertise with strong leadership and organizational skills. His ability to oversee complex projects with precision and efficiency ensures high-quality results, making him a trusted and essential member of the LDKerns team.
Jared Long
SuperintendentEMAIL: jlong@ldkerns.com
Bio coming soon.
Park Davis
SuperintendentEMAIL: pdavis@ldkerns.com
Bio coming soon.
Stuart Underwood
SuperintendentEMAIL: sunderwood@ldkerns.com
Bio coming soon.
Bryan Meadows
SuperintendentEMAIL: bmeadows@ldkerns.com
Bio coming soon.
Ken Garner
Foreman / Skilled Craftsmen LeaderEMAIL: kgarner@ldkerns.com
Ken Garner is a dedicated Foreman and Skilled Craftsmen Leader at LDKerns Contractors. With decades of hands-on experience in construction, Ken has developed a reputation for his exceptional leadership and craftsmanship. His attention to detail and commitment to delivering high-quality results make him an invaluable asset to every project.
Ken oversees a team of skilled craftsmen, ensuring that each phase of construction is executed with precision and efficiency. His expertise spans various aspects of the trade, and he takes pride in mentoring team members to uphold the highest standards of workmanship.
Ken's passion for construction is matched only by his dedication to client satisfaction. His ability to adapt to challenges and foster teamwork helps LDKerns Contractors consistently exceed expectations.
Darell Nelson
ForemanEMAIL: dnelson@ldkerns.com
Bio coming soon.
Jason Pennick
ForemanEMAIL: jpennick@ldkerns.com
Bio coming soon.
Nick Kerns
IT Project ManagerEMAIL: nkerns@ldkerns.com
Nick joined LDKerns in 2018, after his internship in 2017 and prior to graduating from the University of Oklahoma. As project engineer Nick oversees the administration of a project from initial planning to completion. He identifies and organizes all necessary steps to ensure that everything goes as planned by setting up a timeline and identifying contractors, subcontractors, and resources for the project. His responsibilities include schedule preparation, pre-planning and resource forecasting activities relating to the project. Nick also manages project team resources and training.
Dianna Blackwell
Executive AssistantEMAIL: dblackwell@ldkerns.com
As the Executive Assistant, Dianna brings over 17 years of dedicated service to the company. With her extensive experience and deep knowledge of the organization, Dianna plays a key role in supporting the executive team and ensuring the smooth day-to-day operations of the office. Her exceptional organizational skills, attention to detail, and ability to manage multiple tasks make her an invaluable asset to the LDKerns team.
Throughout her tenure, Dianna has been instrumental in providing administrative support, coordinating schedules, and managing communications, all while maintaining a high level of professionalism. Her long-standing commitment to LDKerns reflects her dedication to the company’s success and its continued growth.
Shayla Jones
Billing SpecialistEMAIL: sanderson@ldkerns.com
Shayla plays a vital role in managing project billing and processing pay applications. With years of experience in administrative and billing roles, Shayla brings a strong attention to detail and organizational skills to her position. She works closely with Project Managers to ensure accurate and timely billing, helping streamline the financial aspects of each project. Shayla’s expertise includes managing timekeeping systems, processing invoices, and coordinating with accounts payable. Her proficiency in handling detailed billing tasks ensures that all financial records are maintained accurately and that project payments are processed efficiently, contributing to the smooth operation of LDKerns Contractors' projects.
Sheilah Goforth
Contract AdministratorEMAIL: sgoforth@ldkerns.com
Sheilah is the Contract Administrator at LDKerns Contractors, where she plays a key role in managing and maintaining all project-related contracts. She works closely with Project Managers and subconsultants to ensure that contracts are accurate, compliant, and aligned with project goals. Sheilah is responsible for preparing, reviewing, and organizing contracts, as well as coordinating with both internal teams and external partners to facilitate smooth communication and contract execution.
With a strong administrative background that includes financial reporting, procurement, and office management, Sheilah brings exceptional organizational skills and attention to detail. Her ability to manage complex contract requirements ensures that projects run efficiently and within scope, contributing to the successful delivery of LDKerns projects.