Locations
Adolfson & Peterson Construction
Vice President of Preconstruction and Estimating
Adolfson & Peterson Construction-Southwest
Adolfson & Peterson Construction-West Coast
Adolfson & Peterson Construction-Moutain States
Adolfson & Peterson Construction-Midwest
Adolfson & Peterson Construction-Atlantic
Adolfson & Peterson Construction-Pacific Northwest
Adolfson & Peterson Construction-Pacific Northwest
Key Contacts
Owners, Principals & Senior Executives
Bob Lemke's Bio
Vice President/Project Executive Bob Lemke has over 34 years of construction industry experience and brings executive-level management to each project. Bob is responsible for strategic planning, risk management and operational decisions, and is deeply rooted in ensuring satisfaction for all project stakeholders and confirming success at every phase of AP’s projects. He believes in executing a servant leadership style through effective communication, by cultivating trust and empowering others to help them succeed at a high level.
Bob has led several project teams that have earned national recognition through the Associated Builders and Contractors (ABC) and he has generated over $1.8B in work throughout his career. In addition, Bob provides leadership and a principal-level of commitment to each project, ensuring that the resources necessary to meet client’s expectations are provided. Some of his most memorable award-winning projects to date have not only provided unique challenges but also allowed him to work with highly collaborative teams of owners, architects and subcontractor partners.
Bob earned a bachelor’s degree in Construction Management and Technology from Oklahoma State University. He has served on the Construction Management Advisory Board for Oklahoma State University and the TEXO Scholarship Foundation Board and currently serves on the Board of Elders at Holy Shepherd Lutheran Church.
Corbett Nichter's Bio
As Regional President of the AP Gulf States, Corbett believes his greatest professional mission is to serve the dedicated employees of the Region in executing the strategic plan while creating an unequaled company culture.
With over 26 years of construction experience, he strives to be a servant leader in support of every level of the organization and all facets of the business, including estimating, scheduling, project and field management, risk management, marketing and business development.
Corbett has extensive experience in negotiating and executing significant, complex construction projects totaling more than $3 billion for a variety of clients, including numerous Fortune 100 firms. However, his favorite projects are those that serve the community, such as the Dallas Children’s Advocacy Center (DCAC), Grapevine GRACE’s food pantry and clothing center, and the new headquarters for Southwest Transplant Alliance.
Corbett’s passion is serving at-risk children and veterans of the United States Armed Forces. He served multiple terms on the Board of Trustees for the DCAC and currently serves on the organization’s Advisory Council. He was recently named to the national Board of Directors for the One Heart Project, which provides at-risk and incarcerated youth a second chance. His grandfather, a WWII veteran, remains an inspiration and drives his passion for organizations such as 22Kill, The Seal Legacy Foundation, and programs like AP’s Veteran Transition Initiative that focuses on employment opportunities for veterans.
In 2002, the Engineering News-Record recognized Corbett with the prestigious Newsmaker of the Year Award, and in 2007 he graduated from Leadership Dallas, a program of the Dallas Chamber of Commerce which he still remembers fondly to this day.
Corbett holds a bachelor’s degree in Civil Engineering from Texas A&M University in College Station and an MBA from Houston Baptist University. He also completed post-graduate studies at Stanford University’s Graduate School of Business.
Zack Rogers's Bio
Zack Rogers has over 20 years of construction industry experience and serves as Vice President/Project Executive for AP’s Gulf States region. Zack brings executive-level management to each project and is responsible for strategic planning, risk management and operational decisions. He ensures satisfaction for all project stakeholders and confirms success at every phase of AP’s projects. Zack knows that building strong relationships with owners, architects, subcontractors and vendors and working as a TEAM (Together Everyone Achieves More) is essential to achieving success in this industry.
Zack has generated over $600M in work during his time at AP and provides leadership and a principal-level of commitment to each project, ensuring that projects have the resources necessary to meet client’s expectations. Some of Zack’s favorite projects throughout his career presented unique challenges that required collaboration among team members, translating into customer loyalty and repeat business.
Zack earned a bachelor’s degree in Marketing and Real Estate from Baylor University and is Healthcare Construction-Certified through the American Society for Health Care Engineering (ASHE).
Estimating, Purchasing & Preconstruction
Granger Hassmann's Bio
As Vice President of Preconstruction, Granger Hassmann leads the Gulf States region’s preconstruction and estimating departments. His responsibilities include the development of preconstruction strategies on large, complex and high-risk projects while ensuring alignment with the client’s strategic goals. He is responsible for developing an environment of accountability to ensure that the preconstruction department performance is consistent with project planning, scope and budget.
Granger is extremely versatile and experienced in all preconstruction and estimating delivery formats. He has been successful in hard-bidding an $83M school facility and managing $120M fast-track GMPs for national corporate clients and has achieved a volume of over $1.5B in work during his career. He maintains open lines of communication with each client and subcontractor throughout the project life cycle to ensure seamless communication and deliver a consistent message. Some of his favorite projects throughout his career are memorable simply due to the exceptional teams that made them successful.
Granger earned a bachelor’s degree in Business Administration from Texas A&M University in College Station.
Operations
Maureen Durbin's Bio
As Director of Project Operations, Maureen Durbin leads all operations process efforts, including identifying and delivering on process-related initiatives while ensuring compliance with agreed-upon practices. Maureen leads the project support staff while working directly with project teams, providing support throughout each project’s life cycle to ensure timely and quality results, and developing solutions to meet the needs of all stakeholders. She provides project management software solutions and manages potential project risks by analyzing operational data and building a collaborative process amongst participants. She believes AP’s strong culture of teamwork is the backbone of the company’s success.
Maureen has worked with the Texas Historical Commission on its Main Street Program, giving her broad knowledge of historical properties. She also provides increased value to AP through the extensive knowledge she gained in her previous work as an architect and an estimator.
Maureen earned a bachelor’s degree in Architecture, cum laude, from Texas Tech University.
Terry Loreth's Bio
As Vice President of Operations, Terry Loreth works with project teams in the Gulf States region and reviews all operational and safety issues. He combines critical thinking with the ability to navigate people through difficult moments to gain speed, save money and stay engaged on projects. Terry makes a difference and solves familiar problems in creative ways. Additionally, he serves as a liaison between the project and home office to ensure that each team has the full resources of the company to execute each project plan. As the client liaison, Terry ensures objectives, goals, time and budget requirements are the driving force behind every decision made by the company.
Terry managed three award-winning projects, all of which appeared on the cover of Texas Builder magazine and led project teams that earned award recognition both regionally and nationally from the Associated Builders and Contractors (ABC) and Construction Management Association of America. Terry also led a project with AP that received one gold and two silver STEP awards through ABC.
Terry served in the United States Army Special Forces (Green Beret) from 1974 to1977 and has over 44 years of experience in the construction industry.