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Jan. 15, 2019 - Administrative Appointments, December and January

The following administrative appointments as recommended by Superintendent of Schools Sara Bonser was approved by the Board of Trustees in December and January.

Elaine Cogburn 
Executive Director, Financial Services

Elaine Cogburn

Elaine has a daughter and son-in-law in Houston and two grand-cats that live with her. Please welcome Elaine to the Plano ISD family:


  • MSA, Accounting,Texas Tech University
  • BBA, Accounting Texas Tech University
  • AAS, Accounting, South Plains College


Dripping Springs Independent School District

  • 2013–present Assistant Superintendent for Finance and Operations

Mansfield Independent School District

  • Associate Superintendent of Business and Finance

Grapevine‐Colleyville Independent School District

  • Chief Financial Officer

Dallas Independent School District

  • Manager, Accounting Services

Frenship Independent School District

  • Chief Financial Officer
  • Assistant Director of Finance

Lubbock Independent School District

  • Programs Accountant

Dr. Denise Lohmiller
Director Head Start

Dr. Denise Lohmiller

Dr. Lohmiller and her husband John were welcomed at the January 15 board meeting. The Lohmillers have two daughters: a high school senior and one in college. Please welcome her to the Plano ISD family (she joins her school and her email becomes active in late January):


  • Doctorate in Supervision of Curriculum and Instruction, Texas A&M University-Commerce, Commerce, Texas
  • Master of Science, University of Wisconsin, Whitewater, Wisconsin
  • Bachelor of Science, Texas Woman’s University, Denton, Texas


Rockwall ISD

  • Assistant Principal, Cullins-Lake Pointe
  • District Literacy Coordinator
  • District Literacy and Dyslexia Coordinator
  • Literacy Coach

Waukesha County Schools

  • Teacher, Bethesda Elementary School, Waukesha, Wisconsin

Ashland ISD

  • Teacher, Ashland Elementary School, Ashland, Wisconsin

Sherra McGaha
Director of Budget and Compliance

Sherra McGaha

Sherra's husband is Ronald McGaha, Assistant Police Chief for Corsicana. She is a mother of three and grandmother of four. Please welcome Sherra to our Plano ISD family:


  • Bachelor of Science; Human Development/Business
  • Master of Business Administration, currently attending, anticipated graduation 2020


Cedar Hill ISD

  • Assistant Superintendent of Finance

Corsicana ISD

  • Assistant Superintendent of Business & Finance

Additional Experience

  • Chief Financial Officer, YMCA
  • Barnebee CPA PC, Professional Staff
  • Denison Industries, Inc, Controller
  • Deloitte & Touche, LLP, Sr. Accountant/Auditor of AERS
  • Midway Home Entertainment, Royalty Accountant, Human Resources and Contract Manager