Thomas Breen
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Thomas Breen Email & Phone Number

Actuarial Consultant @ Guidehouse at Guidehouse
Location: Atlanta, Georgia, United States 7 work roles 3 schools
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✓ Verified Jun 2026 3 data sources Profile completeness 86%

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Current company
Role
Actuarial Consultant @ Guidehouse
Location
Atlanta, Georgia, United States
Company size

Who is Thomas Breen? Overview

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Quick answer

Thomas Breen is listed as Actuarial Consultant @ Guidehouse at Guidehouse, a company with 6284 employees, based in Atlanta, Georgia, United States. AeroLeads shows a matched LinkedIn profile for Thomas Breen.

Thomas Breen previously worked as Actuarial Consultant I - State Health at Guidehouse and Actuarial Intern - Valuation & Modeling at New York Life Insurance Company. Thomas Breen holds Bachelor Of Arts - Ba, Statistics from University Of Florida.

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Guidehouse

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Profile bio

About Thomas Breen

Thomas Breen is a Actuarial Consultant @ Guidehouse at Guidehouse.

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Thomas Breen's current company

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Guidehouse
Guidehouse
Actuarial Consultant @ Guidehouse
washington, district of columbia, united states
Website
Employees
6284
AeroLeads page
7 roles

Thomas Breen work experience

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Actuarial Consultant I - State Health

Current

Atlanta Metropolitan Area

Jun 2024 - Present

Actuarial Intern - Valuation & Modeling

Tampa, Florida, United States

  • Assisted with Month End, Quarter End, and Year End valuation processes for AARP and broad market products using Excel, Access, and SQL.
  • Improved reconciliation processes by updating file documentation, optimizing Excel functions/VBA macros, and implementing power queries from Oracle databases to reduce time spent on updating input data.
  • Developed and validated Prophet factors for new products using Excel, SQL, and VBA.
  • Tested modules and indicators from the US360 L&A library in Prophet Modeling Software to identify ways to reduce model runtime without causing significant variance in relation to the base model.
  • Analyzed module and indicator test results using Excel to quantify the impact of each model change.
  • Improved error flagging in DCS code so that errors can be identified and corrected more efficiently.
Jan 2024 - May 2024

Actuarial Services Intern - Cost Reporting

  • Assisted with the transition of medical claims exceeding $3 billion from WellCare to Centene’s adjudication platform.
  • Reconciled claims data through general ledger review, lag validation, and core analytics table comparison using PeopleSoft, Teradata SQL, and Excel to validate claim amounts for Medicaid policyholders.
  • Developed 20+ Teradata SQL queries using crosswalks and methodology from Milliman to recreate FFS data.
  • Reviewed and mapped platform logic for future developer implementation.
  • Analyzed variance using pivot tables to explore potential causes of disconnects for different FFS data categories.
May 2023 - Aug 2023

Student Fiscal Assistant - Grants Team

UF-IFAS Extension Business Services

  • Audited 100+ federal/state sponsored projects and residual accounts in a portfolio exceeding $20 million using PeopleSoft and Excel.
  • Communicated with principal investigators to create purchase orders for research materials and paid invoices in a timely manner.
  • Streamlined the quarterly reporting process for FDACS pesticide exam counts and account balances for 67 Extension Offices using Excel pivot tables and federal databases.
  • Processed 30+ journal entries on a monthly basis to correct account codes and expense locations to ensure items were coded appropriately for each grant sponsor.
Jan 2022 - Apr 2023

2022 Student Research Case Study Challenge - Data Analyst

  • Created a player strength scoring system to analyze and rank 10,000+ lines of soccer player data using Excel and SQL.
  • Researched and analyzed the distribution of professional soccer team salaries for player selection.
  • Utilized pandas and NumPy libraries in Python to create an optimized team lineup by bootstrapping with data frames.
  • Created a model in Excel to estimate the probability of success in a head-to-head tournament setting using the ranked player data for each respective team.
  • Worked alongside several other aspiring actuaries to generate an analytical report on our data findings.
Jan 2022 - Mar 2022

Student Library Assistant

Gainesville, Florida, United States

Apr 2021 - Dec 2021
Team & coworkers

Colleagues at Guidehouse

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3 education records

Thomas Breen education

Bachelor Of Arts - Ba, Statistics

Activities and Societies: Florida Actuarial Student Society - Workshop Coordinator (2023-2024) & Mentor UF Club Sailing - Treasurer.

Associate Of Arts - Aa, Engineering

Activities and Societies: Phi Theta Kappa Honor SocietyHonors Diploma Cum Laude Transferred to the University of Florida

Education record

Activities and Societies: Nominated by Former Rep. Stephanie Murphy - FL 7th District Kings Point Scholar Program NCAA DIII Athlete.

FAQ

Frequently asked questions about Thomas Breen

Quick answers generated from the profile data available on this page.

What company does Thomas Breen work for?

Thomas Breen works for Guidehouse.

What is Thomas Breen's role at Guidehouse?

Thomas Breen is listed as Actuarial Consultant @ Guidehouse at Guidehouse.

Where is Thomas Breen based?

Thomas Breen is based in Atlanta, Georgia, United States while working with Guidehouse.

What companies has Thomas Breen worked for?

Thomas Breen has worked for Guidehouse, New York Life Insurance Company, Centene Corporation, University Of Florida Institute Of Food And Agricultural Sciences, and Society Of Actuaries.

Who are Thomas Breen's colleagues at Guidehouse?

Thomas Breen's colleagues at Guidehouse include Mary Kathryn Treusdell, Cpa, Anshid Mahimkhan, Akhil Alex, Emma Harris, and H T Mcdermott.

How can I contact Thomas Breen?

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What schools did Thomas Breen attend?

Thomas Breen holds Bachelor Of Arts - Ba, Statistics from University Of Florida.

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