Key Leadership

Timothy Burkhart

Tim is a prominent expert in construction management and construction operations administration. He is a proven senior level leader and manager with more than 35 years of experience in the construction industry.

Prior to his ownership transition to Nelson Civil Construction Services, LLC, Tim served in the successive positions of Chief Operating Officer and then President of a multi-state civil construction company. He is a proven relationship builder in the construction profession and has been involved in multiple complex projects that have challenged the status quo in terms of delivery and cost efficiency. Tim has been recognized for significant organizational improvements and his ability to consistently increase productions within tight budget and time parameters. He has provided management and oversight of numerous horizontal construction projects in metro-Denver during the past 16 years. Tim’s oversight of a corporate safety program resulted in an Experience Modification Rate (EMR) rating of 0.68, which was the catalyst to the corporation being awarded second place nationally in the Associated General Contractors’ (AGC) 2015 and 2016 Construction Excellence Safety Awards.

His notable projects include:

  • S. Army Corps of Engineer flood control projects in the Upper Mississippi Valley Division totaling more than $480,000,000 during four years
  • S. Army Corps of Engineers Kuwait recovery operations—(Kuwait International Airport, State Expressway Systems and military airbase rebuild)
  • Hotel Teatro, Denver
  • 16th & Market underground parking, Denver
  • Invesco campus, Denver
  • Raymer K-12 school demolition and rebuild, Raymer, Colorado
  • Mountain Vista Townhomes, Steamboat Springs
  • Sun Microsystems campus infrastructure, Broomfield
  • Golden Community Center infrastructure, Golden
  • Denver Museum of Art parking structure, Denver

Patrick J. Beirne

Patrick is a home building veteran with more than 29 years of industry experience all at PulteGroup, Inc. He has a diverse and proven track record of operational excellence, sound strategic planning and an ability to excel in competitive markets and environments that require infrastructure and business development.

As central area president at PulteGroup, Inc., and a member of the its executive team, he helped create the strategy for the firm’s long term vision, oversaw operations in 10 states and consistently grew the operation and balance sheet faster than other Pulte operations, delivering the highest internal rate of return (the firm’s highest priority) and inventory turns. Patrick’s success was facilitated by his career-long belief in building the needed infrastructure to support consistent growth from having the support of sound human resources to selecting the right land in the right location and collecting metrics to evaluate and continue to challenge his teams to achieve operational excellence.

He also served as area president of the central area and regional president of the western United States. As a part of the executive team, he worked on creating the strategy for the firm’s long-term vision and directed half of the U.S. homebuilding operations. Patrick worked with each market to drive key initiatives that focused on profitable growth through segmentation, product quality, customer satisfaction, operational excellence and people development.

Patrick was a key partner in the acquisition and creation of Nelson Pipeline Constructors, LLC, in April 2015 and is currently Chairman of the company. He earned a Bachelor of Science degree from Michigan State University and is a Licensed General Contractor (Florida). Patrick is a member of the Urban Land Institute and was a Director at Volunteers of America, Colorado Branch, Junior Achievement, Rocky Mountain, Inc.

Michael Ehardt
Director of Operations

Mike is an experienced project executive and is the Director of Operations and part owner of Nelson Civil Construction Services. Prior to his ownership transition to Nelson Civil Construction Services, he served as the Director of Construction Management for a multi-state civil construction company. Mike has gained his more than 20 years of construction experience through countless hours of project oversight in the successive roles of estimator, senior estimator, project manager and project executive. Mike is the consummate construction professional, providing oversight for all corporate work acquisition efforts, directing the estimating efforts and providing undeviating management of multiple significant construction projects.

Mike’s construction experience includes the horizontal construction contract for Invesco Field at Mile High, involving an 80-acre site and the import and placement of more than 300,000 cubic yards of structural fill material. The construction project was accomplished under a tight timeline and budget constraints while maintaining continuous operational abilities of Mile High Stadium, a major sporting venue. Mike received his formal education in mechanical engineering at Metropolitan State University of Denver.

His notable projects include:

  • Saint Joseph Hospital infrastructure and Downing Street realignment, Denver
  • Sears parking structure, Cherry Creek, Denver
  • Foothills Mall infrastructure, Fort Collins
  • 1601 Wewatta underground parking, Denver
  • Denver Zoo entry
  • Cherry Creek redevelopment, Denver
  • Denver Federal Center utility replacement, Denver

Philip Scott
Vice President Business Development

Philip is an established and respected construction veteran who has worked in the industry since 1970. He has more than 37 years of experience working with underground utilities.

He began his career with Nelson Pipeline Constructors, Inc., in 1991 as a Safety Director and Project Manager. Philip progressed in his duties and responsibilities and became Vice President and then President of the firm until its sale in April 2015. He was a vital member of the transition team as the firm evolved from Nelson Pipeline Constructors, Inc., to Nelson Pipeline Constructors, LLC.

Philip has led and managed the company’s strategic direction and has maintained and reinforced Nelson Pipeline’s culture. He has successfully aligned business, financial, service and operations initiatives with the company’s goals by overseeing the management of projects and client relationships and leading work acquisition efforts for the firm.

His notable projects include:

  • Highlands Ranch
  • Denver International Airport
  • Villages at Raccoon Creek, Littleton

Developer and homebuilder clients include:

  • Alberta
  • Brookfield Residential
  • KB Home
  • Lennar
  • McWhinney
  • Meritage Homes
  • Oakwood Homes
  • Pulte Homes
  • Remington Homes
  • Ryland Homes
  • Shea Homes
  • Standard Pacific Homes
  • Toll Brothers

Charles Scappaticci

Charles joined Nelson companies in 2016 as the company Controller, bringing more than 30 years of valuable finance and accounting experience including an extensive background in job cost accounting, budgeting, forecasting and financial analysis. He began his accounting career in 1980 in Colorado while working in various industries including real estate and construction. He holds a bachelor’s degree in accounting from Fort Lewis College in Durango, Colorado and earned a Master of Business Administration degree from the University of Phoenix. Charles is a member of the National Association of Accountants and the Construction Financial Managers Association.

Keith Gaertner
Director of Human Resources and Safety

Keith is a senior member of the management team and vast umbrella of responsibilities includes talent acquisition, benefits and overseeing safety. He also provides overall leadership and guidance to the organization around policy development, compliance, employee relations and compensation.

With more than 20 years of human resource experience, Keith is a true human resource generalist with a passion for human capital and its impact on a business’s bottom line success. He has held leadership positions at Concrete Express, Inc. and at PTI Group USA/Civeo and has a diverse background in various fields including manufacturing and civil engineering. Keith is an active participant in charitable causes and is an active member of 100 Men Who Care, Denver Mile High Chapter. He also is an advocate for breast cancer awareness organizations.

Keith earned a Bachelor of Science degree in business administration from University of Phoenix and is a member of Society for Human Resource Management (SHRM) and holds Senior Professional in Human Resources (SPHR) and Senior Professional in Human Resources-Senior Certified Professional (SHRM-SCP) designations.

Chris Laird
Project Safety Manager

Chris manages the daily safety operations of Nelson Pipeline Constructors to ensure each and every employee, client and members of the general public are exposed to safe worksites that comply fully with all applicable regulatory requirements and project-specific requirements set forth by each client.

Chris works closely with the project management team to engineer and execute safe excavation plans for each project that are compliant with OSHA requirements and guidelines. He also conducts on-site monthly safety meetings, develops and maintains the firm’s competent person programs and trains employees to understand and identify all of the safety aspects of each jobsite. Additionally, Chris investigates all accidents and violations in order to prevent additional accidents and assists with the recruiting, hiring and training of new field crew members.

Chris has a proven ability to direct and implement effective safety programs and has extensive technical expertise as an OSHA 500 certified instructor of OSHA Outreach, NUCA, CPR, First Aid, & AED, HAZWOPER 40hr, H2S, SDS, Confined Space, Fall Protection, Fork Lift, Competent Person and Energized Electrical Safety. His training and course work includes MSHA 48, Excavation and Trenching, Hazard Identification, UNCC locates, NCCER, ISNetworld, Fall Protection, LO/TO, DOT & Reasonable Suspicion.

Zachary Taylor Scott
Project Manager

Zachary Taylor Scott is a project manager/estimator for Nelson Pipeline Constructors. He is responsible for ensuring superintendents have all of the pertinent information needed to construct a project on schedule and on budget. Additionally, Zachary manages relations with owner representatives to ensure they are pleased with the firm’s performance and work quality. He oversees projects from a safety standpoint to ensure that employees construct projects void of injuries and accidents.

His notable projects include:

  • Big Dry Creek (Urban Drainage and Flood Control District/Highlands Ranch Metro District), stamped concrete drop structures and grading
  • Peoria Place subdivision and pond construction, Richmond American Homes
  • Rocking Horse subdivision, filings 2, 3, 4, 5, 6, 7 and 8, NASH Inspiration
  • Cobblestone subdivision, filings 2 and 4, Richmond American Homes
  • Copperleaf subdivision, filings 2, 3, 5 and 8, Richmond American Homes and DR Horton

Prior to joining Nelson Pipeline Constructors, Zachary served as a surveyor for Manhard Consulting and as a project manager for Ryland Homes. He earned a Bachelor of Arts degree in construction management from Colorado State University.

Ignacio Martinez
Project Manager

Ignacio Martinez joined Nelson Pipeline Constructors in 1980 and currently services as a project manager/estimator. He is responsible for ensuring superintendents have all of the pertinent information needed to construct a project on schedule and on budget and estimating prospective and new projects. He also has worked as a field foreman, project supervisor and assistant project manager for the firm.

His notable projects include:

  • Highlands Ranch
  • Colorado Territorial Correctional Facility in Canyon City
  • Green Valley Ranch subdivision, Denver
  • City and County of Denver
  • The Meadows subdivision, Castle Rock

Jeff Reckard
Senior Estimating Manager

Jeff oversees estimating proposals for the firm and his scope of work encompasses supporting growth strategies including managing the development of all qualifications, proposals and interviews and maximizing the utility and usefulness of the company’s operations effectiveness.

He works closely with the firm’s president, project managers and other leadership for maximum effectiveness. Jeff has spent the majority of his more than 40-year career in the construction industry –specifically in underground utilities. Prior to joining Nelson Pipeline Constructors in 2015, he worked for several large construction companies in the Denver metropolitan area working in the estimating role.

Throughout the years, Jeff has followed his passion for improving his skills in the estimating field. He began his career as a laborer, became a foreman and then worked as an estimator. He has proven to be a successful asset to every company with which he has worked.