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Board of Directors

Board of Directors

OCA's Board of Directors works tirelessly to ensure the mission of Oasis Christian Academy. As an independent entity unaffiliated with any specific ministries, our Board of Directors is a vital component of the academy. They bring a diverse and varied insight, as the Lord has called them from different walks of life.  While board members are volunteers, they are intrinsically involved in overseeing and confirming best practices throughout OCA.  

Our mission is to preserve our history, clearly defining where we came from and following God’s plan for the Academy’s future. We will seek God's plan for the future of Oasis Christian Academy by continually being in prayer, reading and studying His Word, and listening to Him.  We believe in being committed to excellence in education by maximizing available resources and understanding our proper role in overseeing Oasis Christian Academy with openness and integrity.  We are committed to the Oasis family we serve by providing guidance, support, and encouragement to all stakeholders, striving to honor God with each interaction, and working for the individuals, families, and school as a whole. 

"Without consultation, plans are frustrated, But with many counselors they succeed."- Proverbs 15:22 (NASB)

Select a Profile
  • Becky Argueta (Board Chairperson)
  • Robyn Pospichal (Vice Chairperson)
  • Lynn Polston (Board Treasurer)
  • John Schreck (Board Member)
  • Johnathan Bilbrey (Board Member)
  • Heather Rees (Board Member)
  • Brian Peters (Board Member)
  • Craig Shirley (Board Member)
  • Brittany Holley (Board Member)
  • Becky Argueta (Board Chairperson)

  • Robyn Pospichal (Vice Chairperson)

  • Lynn Polston (Board Treasurer)

    Insurance Agent
  • John Schreck (Board Member)

    Pastor
  • Johnathan Bilbrey (Board Member)

  • Heather Rees (Board Member)

  • Brian Peters (Board Member)

  • Craig Shirley (Board Member)

  • Brittany Holley (Board Member)

Becky Argueta (Board Chairperson)
Robyn Pospichal (Vice Chairperson)

We are excited to welcome Mrs. Pospichal to our Board!  We will have more information soon.

Lynn Polston (Board Treasurer)
Insurance Agent

 

 

Lynn Polston is originally from Connecticut.  She relocated to the Winter Haven area when she was 18.  She has been married to her husband David for 16 years and has the privilege of raising their granddaughter, who attends Oasis.  She has been the owner of an Insurance Agency since 2017, and prior to that, she was a Licensed banker.

Lynn loves this school and wants to see it succeed and grow for many more years to come.  Lynn believes It gives kids a great place to learn and develop into successful young men and women with a strong Christian foundation that will help them through life. She feels strongly about Christian education and wishes every child could have the opportunity to attend this type of school.

John Schreck (Board Member)
Pastor
Johnathan Bilbrey (Board Member)

We are excited to welcome Mr. Bilbrey to our Board!  We will have more information soon.

Heather Rees (Board Member)

We are excited to introduce one of our newest Board members, Heather Rees; more information is coming soon!

Brian Peters (Board Member)

We are excited to introduce one of our newest Board members, Brian Peters; more information is coming soon!

Craig Shirley (Board Member)
Brittany Holley (Board Member)

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Back To Top
  • About
  • Why OCA
  • Who We Are
  • Our Mission
  • The L.I.O.N. Standard
  • Board of Directors
  • Administration
  • Faculty & Staff
  • After OCA
  • Careers
  • Contact Us
  • Campus Locations

Calendar

April 2026
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
1
2
8th Grade Field Trip- Kennedy Space Center
8th Grade Field Trip- Kennedy Space Center
April 2, 2026
Var. Softball @ Real Life Christian (6:00 PM)
Var. Softball @ Real Life Christian (6:00 PM)
April 2, 2026
3
Easter Break: OFFICE CLOSED/ NO SCHOOL
Easter Break: OFFICE CLOSED/ NO SCHOOL
April 3, 2026
Good Friday
Good Friday
April 3, 2026
4
5
Easter Sunday
Easter Sunday
April 5, 2026
6
Easter Break: OFFICE CLOSED/ NO SCHOOL
Easter Break: OFFICE CLOSED/ NO SCHOOL
April 6, 2026
Easter Monday
Easter Monday
April 6, 2026
7
Var. Baseball vs. Admiral Farragut (7:00 PM)
Var. Baseball vs. Admiral Farragut (7:00 PM)
April 7, 2026
8
9
Var. Baseball vs. Frostproof HS (7:00 PM)
Var. Baseball vs. Frostproof HS (7:00 PM)
April 9, 2026
10
6th and 7th Grade Field Trip- Sea World
6th and 7th Grade Field Trip- Sea World
April 10, 2026
Var. Baseball vs. Gulf Coast Heat (7:00 PM)
Var. Baseball vs. Gulf Coast Heat (7:00 PM)
April 10, 2026
Var. Softball SSAA Tournament (TBD)
Var. Softball SSAA Tournament (TBD)
April 10, 2026
11
Var. Softball SSAA Tournament (TBD)
Var. Softball SSAA Tournament (TBD)
April 11, 2026
HS Prom
HS Prom
April 11, 2026 | 6:00 PM - 10:00 PM
12
13
Var. Baseball District (TBD)
Var. Baseball District (TBD)
April 13, 2026
Var. Softball @ Seffner Christian (4:30 PM)
Var. Softball @ Seffner Christian (4:30 PM)
April 13, 2026
14
15
BoosterThon Kickoff
BoosterThon Kickoff
April 15, 2026
16
17
4th Qtr Progress Reports Emailed
4th Qtr Progress Reports Emailed
April 17, 2026
K5 Children's Museum field trip
K5 Children's Museum field trip
April 17, 2026
18
12th Grade GradBash (Universal)
12th Grade GradBash (Universal)
April 18, 2026
19
20
Var. Softball @ Landmark TBD
Var. Softball @ Landmark TBD
April 20, 2026
After School Theater Rehearsal (3:00 pm to 5:30 pm)
After School Theater Rehearsal (3:00 pm to 5:30 pm)
April 20, 2026 | 3:00 PM - 5:30 PM
21
After School Theater Rehearsal (3:00 pm to 5:30 pm)
After School Theater Rehearsal (3:00 pm to 5:30 pm)
April 21, 2026 | 3:00 PM - 5:30 PM
22
After School Theater Rehearsal (3:00 pm to 5:30 pm)
After School Theater Rehearsal (3:00 pm to 5:30 pm)
April 22, 2026 | 3:00 PM - 5:30 PM
23
BoosterThon Event
BoosterThon Event
April 23, 2026
After School Theater Rehearsal (3:00 pm to 5:30 pm)
After School Theater Rehearsal (3:00 pm to 5:30 pm)
April 23, 2026 | 3:00 PM - 5:30 PM
24
K5-12th Early Dismissal (Faculty In-service, No Aftercare)
K5-12th Early Dismissal (Faculty In-service, No Aftercare)
April 24, 2026
After School Theater Rehearsal (3:00 pm to 5:30 pm)
After School Theater Rehearsal (3:00 pm to 5:30 pm)
April 24, 2026 | 3:00 PM - 5:30 PM
25
Sports Awards
Sports Awards
April 25, 2026 | 1:00 PM - 12:00 AM
26
27
Var. Softball District Tournament (TBD)
Var. Softball District Tournament (TBD)
April 27, 2026
After School Theater Rehearsal (3:00 pm to 6:00 pm)
After School Theater Rehearsal (3:00 pm to 6:00 pm)
April 27, 2026 | 3:00 PM - 6:00 PM
28
After School Theater Rehearsal (3:00 pm to 6:00 pm)
After School Theater Rehearsal (3:00 pm to 6:00 pm)
April 28, 2026 | 3:00 PM - 6:00 PM
29
After School Theater Rehearsal (3:00 pm to 6:00 pm)
After School Theater Rehearsal (3:00 pm to 6:00 pm)
April 29, 2026 | 3:00 PM - 6:00 PM
30
After School Theater Rehearsal (3:00 pm to 6:00 pm)
After School Theater Rehearsal (3:00 pm to 6:00 pm)
April 30, 2026 | 3:00 PM - 6:00 PM
Thursday, April, 2
8th Grade Field Trip- Kennedy Space Center
April 2, 2026
Var. Softball @ Real Life Christian (6:00 PM)
April 2, 2026
Friday, April, 3
Easter Break: OFFICE CLOSED/ NO SCHOOL
April 3, 2026
Good Friday
April 3, 2026
Sunday, April, 5
Easter Sunday
April 5, 2026
Monday, April, 6
Easter Break: OFFICE CLOSED/ NO SCHOOL
April 6, 2026
Easter Monday
April 6, 2026
Tuesday, April, 7
Var. Baseball vs. Admiral Farragut (7:00 PM)
April 7, 2026
Thursday, April, 9
Var. Baseball vs. Frostproof HS (7:00 PM)
April 9, 2026
Friday, April, 10
6th and 7th Grade Field Trip- Sea World
April 10, 2026
Var. Baseball vs. Gulf Coast Heat (7:00 PM)
April 10, 2026
Var. Softball SSAA Tournament (TBD)
April 10, 2026
Saturday, April, 11
Var. Softball SSAA Tournament (TBD)
April 11, 2026
HS Prom
April 11, 2026 | 6:00 PM - 10:00 PM
Monday, April, 13
Var. Baseball District (TBD)
April 13, 2026
Var. Softball @ Seffner Christian (4:30 PM)
April 13, 2026
Wednesday, April, 15
BoosterThon Kickoff
April 15, 2026
Friday, April, 17
4th Qtr Progress Reports Emailed
April 17, 2026
K5 Children's Museum field trip
April 17, 2026
Saturday, April, 18
12th Grade GradBash (Universal)
April 18, 2026
Monday, April, 20
Var. Softball @ Landmark TBD
April 20, 2026
After School Theater Rehearsal (3:00 pm to 5:30 pm)
April 20, 2026 | 3:00 PM - 5:30 PM
Tuesday, April, 21
After School Theater Rehearsal (3:00 pm to 5:30 pm)
April 21, 2026 | 3:00 PM - 5:30 PM
Wednesday, April, 22
After School Theater Rehearsal (3:00 pm to 5:30 pm)
April 22, 2026 | 3:00 PM - 5:30 PM
Thursday, April, 23
BoosterThon Event
April 23, 2026
After School Theater Rehearsal (3:00 pm to 5:30 pm)
April 23, 2026 | 3:00 PM - 5:30 PM
Friday, April, 24
K5-12th Early Dismissal (Faculty In-service, No Aftercare)
April 24, 2026
After School Theater Rehearsal (3:00 pm to 5:30 pm)
April 24, 2026 | 3:00 PM - 5:30 PM
Saturday, April, 25
Sports Awards
April 25, 2026 | 1:00 PM - 12:00 AM
Monday, April, 27
Var. Softball District Tournament (TBD)
April 27, 2026
After School Theater Rehearsal (3:00 pm to 6:00 pm)
April 27, 2026 | 3:00 PM - 6:00 PM
Tuesday, April, 28
After School Theater Rehearsal (3:00 pm to 6:00 pm)
April 28, 2026 | 3:00 PM - 6:00 PM
Wednesday, April, 29
After School Theater Rehearsal (3:00 pm to 6:00 pm)
April 29, 2026 | 3:00 PM - 6:00 PM
Thursday, April, 30
After School Theater Rehearsal (3:00 pm to 6:00 pm)
April 30, 2026 | 3:00 PM - 6:00 PM

Upcoming Events

April 3 - Friday
Easter Break: OFFICE CLOSED/ NO SCHOOL

Good Friday
April 5 - Sunday
Easter Sunday
April 6 - Monday
Easter Break: OFFICE CLOSED/ NO SCHOOL

Easter Monday
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151 King Road
Winter Haven, FL 33880
Main Office: 863-293-0930
info@ocalions.org

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Oasis Christian Academy admits students of any race, color, nationality, or ethnic origin to all the rights, privileges, programs, and activities generally accorded or made available to the students at the school. It does not discriminate based on race, color, nationality, or ethnic origin in the administration of its educational policies, scholarships, financial programs, or athletic and other school-administered programs. 

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