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Mark Deforest Email & Phone Number

IT Apps Programmer Senior at Progressive Insurance at Progressive Insurance
Location: Beachwood, Ohio, United States 3 work roles 1 school
2 work emails found @progressive.com LinkedIn matched
✓ Verified May 2026 4 data sources Profile completeness 100%

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Current company
Role
IT Apps Programmer Senior at Progressive Insurance
Location
Beachwood, Ohio, United States
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Who is Mark Deforest? Overview

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Quick answer

Mark Deforest is listed as IT Apps Programmer Senior at Progressive Insurance at Progressive Insurance, a company with 27734 employees, based in Beachwood, Ohio, United States. AeroLeads shows a work email signal at progressive.com and a matched LinkedIn profile for Mark Deforest.

Mark Deforest previously worked as IT Apps Programmer Senior at Progressive Insurance and Senior Systems Analyst at Bnsf Railway. Mark Deforest holds Bachelor'S Degree, Data Processing from The University Of Texas At Austin.

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Email format at Progressive Insurance

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{first_initial}{last}@progressive.com
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Profile bio

About Mark Deforest

Mark Deforest is a IT Apps Programmer Senior at Progressive Insurance at Progressive Insurance. He possess expertise in bmc remedy, problem management, incident management, employee training, mainframe and 3 more skills.

Listed skills include Bmc Remedy, Problem Management, Incident Management, Employee Training, and 4 others.

Current workplace

Mark Deforest's current company

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Progressive Insurance
Progressive Insurance
IT Apps Programmer Senior at Progressive Insurance
ohio, united states
Website
Employees
27734
AeroLeads page
3 roles · 35 years

Mark Deforest work experience

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It Apps Programmer Senior

Current

Cleveland/Akron, Ohio Area

  • Problem/Incident management for External Data. Responsibilities include:
  • Manage the ExD Incident Inventory
  • Manage the ExD Problem/PKE inventory
  • Manage the ExD Top Problems Spreadsheet
  • Lead BI-Weekly Problem Review with the business leaders
  • Lead Weekly Problem/PKE status meeting
Aug 2001 - Present

Senior Systems Analyst

  • Created and maintained batch, CICS and SmallTalk business applications to support the Transport Support System (TSS) and the Intermodal Billing system. Trained users on using new Intermodal Billing systems..
  • Supervised 14 employees across 12 teams making system changes for Y2K compliance.
  • Increased billing accuracy of the Intermodal Billing System 38%, increased collections by $600,000 a month and decreased customer billing errors by increasing the “tracking points” of Intermodal units.
  • Decreased on-line input errors 22% by developing and implementing a new Smalltalk based On-Line system and replacing the old CICS based system.
  • Trained users in 3 states to use the new Intermodal On-Line system.
  • Upgraded Windows Operating system in 4 rail yards for Y2K compliance
1995 - Aug 2001

Senior Programmer Analyst

Transport Life Insurance
  • Programmed and maintained Agent’s Pay system.Technologies and software used: COBOL, JCL, CICS, SmallTalk.
  • Doubled the payment levels of the Agent Pay Compensation system from 7 levels to 14 levels by making changes to the current pay system to “piggy back” a second set of 7 commission levels stored in a new VSAM file.
  • Decreased the Agent Pay Compensation batch cycle from 8 hours to 3 hours by separating the VSAM agent master file into company specific VSAM agent master files. This allowed the pay system for each company to read only.
  • Created and executed a training program to convert mainframe programmers to Client Server programmers.
1991 - 1995 ~4 yrs
Team & coworkers

Colleagues at Progressive Insurance

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1 education record

Mark Deforest education

FAQ

Frequently asked questions about Mark Deforest

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What company does Mark Deforest work for?

Mark Deforest works for Progressive Insurance.

What is Mark Deforest's role at Progressive Insurance?

Mark Deforest is listed as IT Apps Programmer Senior at Progressive Insurance at Progressive Insurance.

What is Mark Deforest's email address?

AeroLeads has found 2 work email signals at @progressive.com for Mark Deforest at Progressive Insurance.

Where is Mark Deforest based?

Mark Deforest is based in Beachwood, Ohio, United States while working with Progressive Insurance.

What companies has Mark Deforest worked for?

Mark Deforest has worked for Progressive Insurance, Bnsf Railway, and Transport Life Insurance.

Who are Mark Deforest's colleagues at Progressive Insurance?

Mark Deforest's colleagues at Progressive Insurance include Wayne Terry, Victor Petter, Jenna Stafford, Jeffrey Scott, and Jaime Midolo.

How can I contact Mark Deforest?

You can use AeroLeads to view verified contact signals for Mark Deforest at Progressive Insurance, including work email, phone, and LinkedIn data when available.

What schools did Mark Deforest attend?

Mark Deforest holds Bachelor'S Degree, Data Processing from The University Of Texas At Austin.

What skills is Mark Deforest known for?

Mark Deforest is listed with skills including Bmc Remedy, Problem Management, Incident Management, Employee Training, Mainframe, Db2, Cobol, and Cics.

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