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Jonathan Warga Email & Phone Number

VP Vendor and Cost Management at CommandLink
Location: Reston, Virginia, United States 10 work roles 2 schools
1 work email found @gtt.net LinkedIn matched
✓ Verified May 2026 4 data sources Profile completeness 100%

Contact Signals · 1 work email

Work email j****@gtt.net
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Current company
CommandLink
Role
VP Vendor and Cost Management
Location
Reston, Virginia, United States
Company size
229 employees

Who is Jonathan Warga? Overview

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Quick answer

Jonathan Warga is listed as VP Vendor and Cost Management at CommandLink, a company with 229 employees, based in Reston, Virginia, United States. AeroLeads shows a work email signal at gtt.net and a matched LinkedIn profile for Jonathan Warga.

Jonathan Warga previously worked as VP Vendor & Cost Management at Commandlink and Senior Director of Cost Management at Commandlink. Jonathan Warga holds Bachelor Of Science, Economics from James Madison University.

Company email context

Email format at CommandLink

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{first_initial}{last}@gtt.net
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AeroLeads found 1 current-domain work email signal for Jonathan Warga. Compare company email patterns before reaching out.

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Profile bio

About Jonathan Warga

A seasoned financial manager and director of cost assurance with 20 years of cumulative experience performing financial analyses, accounting, and financial modeling for mergers and acquisitions in dynamic business environments. My initiative, attention to detail, and integrity allow me to drive continuous improvements and cost savings for financial processes. I build valuable relationships across staff levels, functions, and organizational boundaries, relying on my strong communication skills to lead internal team members, support external organizational leaders, create high-quality solutions, and achieve results. I hold a dual degree in economics and finance.Key Accomplishments from EXA Infrastructure and GTT Communications, Inc.• Transitioned 50,000 circuits and $10M from EXA invoices to GTT invoices during GTT Infrastructure Division sale to EXA, saving EXA time and ~$3.5M in invoice processing annually.• Collaborated with operations team to identify and resolve broken processes, reducing monthly expenses by $1.5M as director of cost assurance at GTT Communications, Inc.• Monitored and updated financial reporting metrics, including performance tracking. Tracked post-acquisition costs and issues to save $15M in earnout payments as director of M&A at GTT Communications, Inc.• Negotiated M&A purchase prices with sellers and documented related issues, resulting in 20 out of 24 favorable purchase price adjustments. Performed due diligence, finding $2M+ of monthly revenue not previously billed.

Listed skills include Cost Savings Strategies, Research Skills, Accounting, Operational Improvement, and 41 others.

Current workplace

Jonathan Warga's current company

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CommandLink
Commandlink
VP Vendor and Cost Management
Reston, VA, US
Website
commandlink.com
Employees
229
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Company profile
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10 roles · 24 years

Jonathan Warga work experience

A career timeline built from the work history available for this profile.

Vp Vendor And Cost Management

Commandlink

Reston, VA, US

Vp Vendor & Cost Management

Current
Commandlink

Remote

Aug 2023 - Present

Senior Director Of Cost Management

Commandlink
Jul 2023 - Aug 2024

Director Cost Assurance

Exa Infrastructure

Cost Control, Key Performance Indicators, Key Metrics, and Accounts Payable (AP): Developed key performance indicators (KPIs) and metrics to monitor costs and accounts payable (AP).Cost Management, Automation, and Operations Process Improvement: Implemented TEOCO cost management software to automate functions in AP that handled over 2,500 invoices per.

Sep 2021 - Apr 2023

Director Of Cost Assurance

Gtt

Tysons, VA

Team Leadership, Hiring, Training, and Staff Development: Hired, trained, managed, and developed 10 team members in India.Root Cause Analysis and Communication: Analyzed root cause of financial losses, communicating with teams across the organization to find solutions.Dispute Management: Disputed $3M per month with 75%-win rate.Business Process.

2020 - 2021 ~1 yr

Director Of Mergers & Acquisitions

Gtt

Tysons, VA

Acquisition Analysis, Qualitative Analysis, Quantitative Analysis (Finance), and Risk Assessment: Analyzed potential acquisitions to determine financial impact/returns, which included gaining insights into their fit with current business model and identifying synergies. Assisted with scenario, target company, and asset portfolio analyses. Assessed.

Jan 2015 - Dec 2020

Director, Corporate Accounting & Financial Operations

Gtt

Tysons, VA

Managerial Finance, Acquisition Integration, Financial Audits, and Financial Operations: Managed audits, quarterly reviews, earning releases, and all Securities and Exchange Commission (SEC) filings. Performed due diligence, drafted pro forma statements, and integrated financial operations on 17 acquisitions.Team Restructuring, Revenue Assurance, and.

Jan 2013 - Dec 2014

Manager, Corporate Accounting & Financial Operations

Gtt
Jun 2008 - Dec 2012

Supervisor, Securitization Accounting Department

Sallie Mae

Reston, Virginia, United States

Full Cycle Accounting: Oversaw accounting cycle for a $30B asset-backed commercial paper facility. This included preparing journal entries, reconciling general ledger accounts, compiling and preparing reports, and ensuring accuracy of all cash and intercompany relationships.Debt Management: Monitored daily all outstanding debt and ensured it was properly.

2004 - 2008 ~4 yrs

Financial Analyst & Accountant

Mci

Ashburn, Virginia, United States

Financial Research: Conducted research to provide detail and supporting documents for international transactions, valuations, inter-company account reconciliations, and profit and loss statements.

2002 - 2004 ~2 yrs
Team & coworkers

Colleagues at CommandLink

Other employees you can reach at commandlink.com. View company contacts for 229 employees →

KH Kelly Hoyle Kelly Hoyle Colleague at Commandlink Eagle Mountain, Utah, United States, United States View → LL Lisa Lancaster Lisa Lancaster Colleague at Commandlink Seattle, Washington, United States, United States View → JB Jessica Burkavage Jessica Burkavage Colleague at Commandlink Suffield, Connecticut, United States, United States View → JM John Machacz John Machacz Colleague at Commandlink Coventry, Rhode Island, United States, United States View → WR Will Regelmann Will Regelmann Colleague at Commandlink Baltimore, Maryland, United States, United States View → RS Randall Stiltner Randall Stiltner Colleague at Commandlink Waterford, Michigan, United States, United States View → AD Amber Davis Amber Davis Colleague at Commandlink Denver, Colorado, United States, United States View → RM Rafael Montero Rafael Montero Colleague at Commandlink San José Metropolitan Area, Costa Rica View → MB Martin Brunelle Martin Brunelle Colleague at Commandlink St Albans, Vermont, United States, United States View → RR R Rehl R Rehl Colleague at Commandlink Orlando, Florida, United States, United States View →
2 education records

Jonathan Warga education

FAQ

Frequently asked questions about Jonathan Warga

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

What company does Jonathan Warga work for?

Jonathan Warga works for CommandLink.

What is Jonathan Warga's role at CommandLink?

Jonathan Warga is listed as VP Vendor and Cost Management at CommandLink.

What is Jonathan Warga's email address?

AeroLeads has found 1 work email signal at @gtt.net for Jonathan Warga at CommandLink.

Where is Jonathan Warga based?

Jonathan Warga is based in Reston, Virginia, United States while working with CommandLink.

What companies has Jonathan Warga worked for?

Jonathan Warga has worked for Commandlink, Exa Infrastructure, Gtt, Sallie Mae, and Mci.

Who are Jonathan Warga's colleagues at CommandLink?

Jonathan Warga's colleagues at CommandLink include Kelly Hoyle, Lisa Lancaster, Jessica Burkavage, John Machacz, and Will Regelmann.

How can I contact Jonathan Warga?

You can use AeroLeads to view verified contact signals for Jonathan Warga at CommandLink, including work email, phone, and LinkedIn data when available.

What schools did Jonathan Warga attend?

Jonathan Warga holds Bachelor Of Science, Economics from James Madison University.

What skills is Jonathan Warga known for?

Jonathan Warga is listed with skills including Cost Savings Strategies, Research Skills, Accounting, Operational Improvement, Generally Accepted Accounting Principles, Acquisition Analysis, Root Cause Analysis, and Revenue And Profit Growth.

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