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John Iwanski Email & Phone Number

Principal - Transaction Advisory Services at Sikich
Location: Greater Chicago Area, United States, United States 5 work roles 1 school
1 work email found @riveronconsulting.com 11 phones found area 630, 262, 708, and 214 LinkedIn matched
✓ Verified May 2026 4 data sources Profile completeness 86%

Contact Signals · 1 work email · 11 phones

Work email j****@riveronconsulting.com
Direct phone (630) ***-****
LinkedIn Profile matched
3 free lookups remaining · No credit card
Current company
Role
Principal - Transaction Advisory Services
Location
Greater Chicago Area, United States, United States

Who is John Iwanski? Overview

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Quick answer

John Iwanski is listed as Principal - Transaction Advisory Services at Sikich, based in Greater Chicago Area, United States, United States. AeroLeads shows a work email signal at riveronconsulting.com, phone signal with area code 630, 262, 708, 214, and a matched LinkedIn profile for John Iwanski.

John Iwanski previously worked as Executive Managing Director of Transaction Advisory Services at Riveron and Partner, Transaction Advisory Services at Grant Thornton Llp. John Iwanski holds Bachelor Of Business Administration, Accounting from University Of Wisconsin-Madison.

Company email context

Email format at Sikich

This section adds company-level context without repeating John Iwanski's masked contact details.

{first}.{last}@riveronconsulting.com
86% confidence

AeroLeads found 1 current-domain work email signal for John Iwanski. Compare company email patterns before reaching out.

Profile bio

About John Iwanski

With over 25 years of business experience, I have advised clients on hundreds of buy-side or sell-side transactions in a wide- range of industries. I develop deep relationships with my clients to support their growth initiatives whether through M&A or organic initiatives.I have advised on a wide variety of transactions including standalone platforms; carve-out of business segments, product line or facility; mergers and industry consolidations. My specific advisory activities include: quality of earnings analyses; cash flow drivers; revenue stream and profitability drivers; operating cost structure and sustainability factors; quality and realization of assets and liabilities; working capital requirements and negotiating positions; post-close working capital verification and adjustment mechanisms; transaction integration planning and post-transaction performance improvement. Specialties: In addition to client service, I have successfully built and managed practices with an emphasis on hiring, training, and developing people with a focus on client relationship management and go-to-market activitiesPlease feel free to contact me at John.iwanski@sikich.com.

Current workplace

John Iwanski's current company

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Sikich
Sikich
Principal - Transaction Advisory Services
Website
AeroLeads page
5 roles

John Iwanski work experience

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

Principal - Transaction Advisory Services

Current

Chicago, Illinois, US

Sikich LLP is a global company specializing in technology-enabled professional services. With more than 1,500 employees, Sikich draws on a diverse portfolio of technology solutions to deliver transformative digital strategies and ranks as one of the largest CPA firms in the United States. From corporations and not-for-profits to state and local governments.

Jan 2023 - Present

Executive Managing Director Of Transaction Advisory Services

Dallas, TX, US

Dec 2016 - Jul 2022

Partner, Transaction Advisory Services

Chicago, IL, US

Sep 2014 - Nov 2016
Team & coworkers

Colleagues at Sikich

Other employees you can reach at sikich.com. View company contacts →

1 education record

John Iwanski education

  • University Of Wisconsin-Madison
    University Of Wisconsin-Madison
    Accounting
FAQ

Frequently asked questions about John Iwanski

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

What company does John Iwanski work for?

John Iwanski works for Sikich.

What is John Iwanski's role at Sikich?

John Iwanski is listed as Principal - Transaction Advisory Services at Sikich.

What is John Iwanski's email address?

AeroLeads has found 1 work email signal at @riveronconsulting.com for John Iwanski at Sikich.

What is John Iwanski's phone number?

AeroLeads has found 11 phone signal(s) with area code 630, 262, 708, 214 for John Iwanski at Sikich.

Where is John Iwanski based?

John Iwanski is based in Greater Chicago Area, United States, United States while working with Sikich.

What companies has John Iwanski worked for?

John Iwanski has worked for Sikich, Riveron, Grant Thornton Llp, and Riveron Consulting.

Who are John Iwanski's colleagues at Sikich?

John Iwanski's colleagues at Sikich include Jeremy Michael Cpa, Jonathon Ingham, Catherine Couturiaux, Christine Gismondi, and Jason Koebbe.

How can I contact John Iwanski?

You can use AeroLeads to view verified contact signals for John Iwanski at Sikich, including work email, phone, and LinkedIn data when available.

What schools did John Iwanski attend?

John Iwanski holds Bachelor Of Business Administration, Accounting from University Of Wisconsin-Madison.

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