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Doctors & Staff

Meet the experienced and friendly doctors and staff who make Eagle Ranch Vision Source the leading provider of vision care products and services in Fort Worth.

William L. Aston II, O.D., P.C.

Therapeutic Optometrist / Optometric Glaucoma Specialist

Dr. William Aston graduated from Boswell High School in 1993. He received his BS in Biology while attending the University of North Texas 1997. Then he went on to receive his Doctorate of Optometry in 2002 from the University of Houston College of Optometry.

He completed externships at the Bellaire Contact Lens/Holladay Lasik Institute and the Eye Center of Texas. He enjoys all outdoor activities especially water-skiing, fishing, frisbee-golf, burning brush, yard work, deer-hunting, listening to good ‘ol country music, loving Jesus and his family.


Melissa Aston, O.D.

Therapeutic Optometrist / Optometric Glaucoma Specialist

Dr. Melissa Aston graduated from MacArthur Highschool, Lawton, Ok in 1994. She received her B.A. in biology from the University of North Texas in 1998. Then in 2003 obtained her Doctorate of Optometry from the University of Houston College of Optometry. Her externships included Pickard and Fain Eye Care and Cornea Associates in Dallas, Texas. She enjoys all outdoor activities including fishing, golf, tennis, jogging, water and snow-skiing and spending time with family and Church.


Lori L. Russo, O.D.

Therapeutic Optometrist / Optometric Glaucoma Specialist

Dr. Lori Russo graduated from MacArthur Highschool, Lawton, Ok in 1994. She received her B.A. in biology from the University of North Texas in 1998. Then in 2003 obtained her Doctorate of Optometry from the University of Houston College of Optometry. She enjoys all outdoor activities including fishing, golf, tennis, jogging, water and snow-skiing and spending time with family and Church.


Corey Giammarco, O.D.

Therapeutic Optometrist / Optometric Glaucoma Specialist

Dr. Corey Giammarco was born and raised in Arlington, TX and graduated from Lamar High School.  He attended the University of Texas at Austin where he received a B.S. degree in Human Biology.  He attended the University of Houston College of Optometry where he graduated Summa Cum Laude.  While in optometry school, Dr. Giammarco was awarded the First Year Student of the Year.  He received Clinical Letters of Excellence and was a member of the honor roll all four years of school.  He enjoys golfing, attending sporting events, and spending time with his fiancee and their pup.


Georgia Spangenberg, O.D.

Therapeutic Optometrist

Dr. Georgia Spangenberg spent her childhood in both Oklahoma and California before graduating with a BA in Anatomy & Physiology from U.C. Berkeley.  She went on to earn her Doctorate of Optometry from UCB’s School of Optometry.  She was selected to complete a residency program at The Eye Institute in Philadelphia, PA where she gained additional experience in Primary Care Optometry.

She and her husband are blessed to have their 2 children also living in DFW, and she enjoys air shows, amusement parks, bobbing on waves, and strictly-for-pleasure bike rides.


Zane A. Vandiver, O.D.

Therapeutic Optometrist / Optometric Glaucoma Specialist

Dr. Zane Vandiver graduated from Memorial High School Tulsa, OK and attended the University of Oklahoma. He received his Doctorate of Optometry at the University of Houston in 1977. After practicing in Tulsa, for 13 years, he and his wife Ann wanted to get back to their native Texas and moved to Fort Worth in 1990.

He enjoys computers, electronics, and caring for his cats and dogs.


Lisa Clark, O.D.

Therapeutic Optometrist


Kathy, CPO

Certified Paraoptometric / Contact Lens Department Manager


Lisa, ABOC

Certified Optician / Office Manager


Hayley

Optometric Assistant


Amber M.

Optometric Assistant


Abby

Optometric Assistant


Amber C.

Contact Lens Technician


Mindy

Insurance Coordinator / Optician


Alexis

Receptionist


Richard, ABOC

Certified Optician


Shay

Optician


Donna

Optician / Contact Lens Technician


Shane

Optical Lab Tech / Water / Trash / Security / Mr. Fix It


We looking forward to seeing you soon!!