Chairman of the Board | Chief Executive Officer
Mr. J.P. “Pat” Mills, P.E. is Chairman of the Board and Chief Executive Officer of Duke Electric located in Amarillo, Texas. Mr. Mills was born in Albuquerque, New Mexico in 1952. He graduated from Highland High School in Albuquerque in 1970 and from New Mexico State University with a Bachelor of Science degree in Electrical Engineering in December of 1974. Mr. Mills completed two six-month coop training internships with Salt River Project in Phoenix, Arizona while completing his BS degree.
After receiving his degree, Mr. Mills went to work for Southwestern Public Service Co. (SPS), now part of Xcel Energy, in Amarillo, Texas. Mr. Mills worked as a distribution design and operation engineer including overhead and underground systems. He worked as the Panhandle Division substation design and operation engineer and head of the Panhandle Division relay department. In 1980 Mr. Mills joined the Generation Plant Design department designing and managing construction for various plant systems for the 1100MW Tolk Station near Muleshoe, Texas. He was involved in the design and application of some of the first utility adjustable frequency drive systems for boiler draft fans. He designed, directed the installation and checked into service various generator and transmission line relay systems at all of SPS’s power plants.
In 1985 Mr. Mills became Principal Engineer over the Electrical Design Department of the SPS Generation Plant Design department responsible for electrical engineers and drafting personnel. In that capacity, he started SPS’s subsidiary Utility Engineering Corporation, now Zachry Engineering. His department designed all the electrical systems for the Texas-New Mexico Power plant near College Station and the City of San Antonio’s J.K. Spruce plant, now part of the CPS Energy system.
In late 1993 Mr. Mills took over as Vice President and Chief Operating Officer of Duke Electric Co., Inc. in Amarillo, Texas responsible for all the company’s operation. Mr. Mills directed the company’s resurgence and growth as one of the area’s premier electrical construction firms. He directed the company into non-traditional areas such as distribution line and substation construction, petro-chemical facilities, TEGG testing and maintenance, and fiber optic systems.
In 2003 Mr. Mills became President and Chief Operating Officer of the company continuing the growth, experience and capabilities of the company with key customer bases like the Department of Energy’s Pantex Plant and Xcel Energy. The company formally started divisions of the company to include construction, testing and maintenance, and limited energy systems. The limited energy division includes fiber optics, tele-data, fire alarm and security.
In 2017 Mr. Mills became Chief Executive Officer and Chairman of the Board for the company.
Senior Vice President
Mr. Tracy Harlow is Senior Vice President of Duke Electric Company located in Amarillo, Texas. Mr. Harlow was born in Hugoton, Kansas on January 12th, 1968. He graduated from Satanta Jr. Sr. High School in 1986 and from Kansas State University with a Bachelor of Science degree in Electrical Engineering December of 1991. Mr. Harlow completed two summer internships with Phillips 66 Petroleum in Borger, Texas while completing his BS degree.
After receiving his degree, Mr Harlow went to work for Utility Engineering Corporation, now Zachry Engineering in Amarillo, Texas. Mr. Harlow worked as a design engineer with a wide range of responsibilities. Those responsibilities included electrical studies for utility and industrial customers, design of electrical distribution systems for power plants, refineries, carbon black plants, and other various industrial facilities. Mr. Harlow was the lead engineer for a 2 unit gas turbine power plant in Elgin, Illinois before leaving Utility Engineering in August of 1999.
Mr. Harlow then went to work for Duke Electric Company in 1999. Mr. Harlow was a project manager for government projects that covered a wide variety of work including low voltage commercial/industrial electrical distribution, medium voltage distribution systems, control systems, fiber optics, data, overhead power distribution, wind generation, and substation construction.
In 2012, Mr. Harlow became Vice President of Duke Electric Company and transitioned to becoming more involved in the business operations of the company. In 2016, Mr. Harlow became Senior Vice President and continues to oversee the business operations of the company. Mr. Harlow also serves on the Board of Directors for Duke Electric Company.
Mrs. Mary Riley works at Duke Electric Company located in Amarillo, Texas.
Mrs. Riley was born in Pampa, Texas. She graduated from Miami High School in 1989 and from Wayland Baptist University with a Bachelor of Business Administration degree with a specialization in Accounting in December of 1992. She also received a Master of Professional Accounting degree from West Texas A&M University in December 2002.
After receiving her bachelor’s degree, Mrs. Riley went to work for Rio Petroleum, Inc. in Amarillo, Texas. She worked as an accounting assistant for four years before being promoted to accounting manager. Mrs. Riley had a variety of responsibilities including accounting for five separate companies. This involved preparing financial statements, reconciling general ledger, preparation and collection of joint interest billings, distribution of revenue to owners, accounts payable and bank reconciliation. In addition, she was responsible for reviewing and processing the legal documentation concerning change in ownership, monthly reporting to state agencies and assisting the CFO with annual tax filing.
In 2004, Mrs. Riley then went to work for Duke Electric Company in the accounting department. Her responsibilities include accounting procedures for three companies. This involves consolidated financial statements, weekly payroll for 75-100 employees, job cost accounting and directly supervising four members of the accounting staff. Mrs. Riley is also responsible for monthly, quarterly and annual reporting to electrical unions and governmental agencies. She has helped implement a new accounting software and has moved the company towards a paperless office. Mrs. Mary Riley serves as Assistant Secretary/Treasurer and is also on the Board of Directors for Duke Electric Company.
Mr. Tony Clemishire is Vice President of Duke Electric Company located in Amarillo, Texas.
Mr. Clemishire was born in Amarillo, Texas on July 18th, 1964. He graduated from Palo Duro High School in 1982 and from The United Association of Pipefitters Apprenticeship School in 1985. After apprentice school, Mr. Clemishire worked as a pipefitter/certified welder in all types of industries. Those industries included petro-chemical plants, pipeline facilities, coal, gas, and nuclear electrical power plants, fiberglass plants, ammonia plants, nuclear weapons facility, commercial facilities and various other industries.
In 1992 Mr. Clemishire went to work for Missouri Valley Inc. as a pipefitter/certified welder, eventually moving up to crew foreman and then to project field superintendent. In 2002 Mr. Clemishire went to work at the Pantex Nuclear Weapons Facility as a construction inspector/Project Subcontract Technical Representative. Duties included oversight of sub-contractor construction projects including review of blueprints, project lay-out, scheduling, permits, safety, progress reports, wage reports and all other aspects of the construction process.
In 2005, Mr. Clemishire came to work for Duke Electric Company as the safety director. Duties included oversight of the company safety program. Mr. Clemishire is a Certified Safety and Health Officer (CSHO) in both Construction and General Industry. Safety Director expanded into Director of Support Services covering safety, warehouse activities, and equipment and vehicle fleet management.
In 2016 Mr. Clemishire became Vice President of Duke Electric Company and transitioned to becoming more involved in the business operations of the company and continues to oversee the field operations of the company. Mr. Clemishire also serves on the Board of Directors for Duke Electric Company.
Business Systems Manager
Mr. Nathan Frazier is a Project Manager for Duke Electric Company located in Amarillo, Texas.
Mr. Frazier was born in Victoria, Texas on February 17, 1977. He graduated from Victoria High School in 1995 and graduated from Texas Tech University with a Bachelor and Master of Science degree in Electrical Engineering December of 2002. Mr. Frazier also received a Master of Business Administration degree from West Texas A&M University December of 2005. Mr. Frazier completed a summer internship with Texas Instruments in Sugar Land, Texas while completing his MS EE degree.
After receiving his degree, Mr. Frazier went to work for B&W Pantex in Amarillo, Texas. Mr. Frazier worked as a design engineer with a wide range of responsibilities. Following his position in engineering, Mr. Frazier became a project manager for B&W Pantex. His responsibilities included managing a wide range of projects from new facility installations to electrical upgrades on the distribution system. Mr. Frazier left Pantex in November of 2013 to join Duke Electric Company, Inc.
Mr. Frazier is currently a project manager for the TEGG Department which provides testing and maintenance of electrical components. Testing services range from infrared thermography up to an including a wide range of medium voltage substation components. In addition to the TEGG Department, Mr. Frazier also manages construction projects for several commercial/industrial customers.
Limited Energy Division Manager
Mr. Joe Porter is the Limited Energy Division Manager of Duke Electric Company located in Amarillo, Texas.
Mr. Porter was born in Pine Bluff, Arkansas in 1973. He graduated from Rison High School in 1991. In 1993, Mr. Porter started out as an electrical apprentice for Electrical Systems and Controls in Pine Bluff, Arkansas. Assisting on a wide variety of work, including but not limited to commercial/industrial electrical distribution, systems control, structured cabling/fiber optic, fire alarm and access control.
In 1997, Mr. Porter then moved to Memphis, Tennessee and worked with several communications companies. He worked his way from technician to project manager while completing many large scale projects, including St. Jude Children’s Hospital, FedEx and Cargill. During this time, Mr. Porter received certifications for Krone, Panduit, Lucent partner phone systems and Ortronics cabling systems.
In 2000, Mr. Porter moved to Northern California and went to work for SASCO and Rancho Santa Fe Technologies as a project manager and estimator on a range of communications projects such as the pilot program for the California (EBT) Electronic Benefit Transfer system, Sun Microsystems, San Jose University and Wells Fargo Bank.
In 2003, Mr. Porter moved back to Arkansas and went to work for Advanced Cabling Systems, Rich Certified Services and Daniel Utility Construction. While working with these companies, he estimated and was Project Manager on a variety of projects such as the University of Arkansas, Kroger, Wal-Mart, AT&T, and Pilot/Travels Center of America.
In 2008, Mr. Porter went to work with Duke Electric Co. as a Project Manager and has managed many commercial, industrial and government projects covering a wide variety of structured cabling/low voltage and fiber optics work. He has received many certifications during this time for various BICSI courses, Panduit, Commscope Masters Class for Design and Engineering, DSX and S2 Security and Access Control Systems.