(810) 624-1368

Two things are certain.
We handle them both!

Two things are certain. We handle them both!Two things are certain. We handle them both!Two things are certain. We handle them both!

Two things are certain.
We handle them both!

Two things are certain. We handle them both!Two things are certain. We handle them both!Two things are certain. We handle them both!

(810) 624-1368

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Great Lakes Law Firm, PLLC

Great Lakes Law Firm, PLLCGreat Lakes Law Firm, PLLCGreat Lakes Law Firm, PLLC

Tax & Inevitability Planning for life's certainties.

Expertly handled by an attorney who cares.

Client and attorney meeting in Grand Blanc, Michigan, at Great Lakes Law Firm.

Practice areas and services overview

  • IRS Audit Defense & Exam Representation
  • IRS Tax Appeals & Resolution
  • Michigan State & Local Tax Issues
  • Tax Strategy & Savings Planning
  • FBAR & International Disclosure Compliance
  • Trusts & Estate Planning in Michigan 
  • Legal counseling

View Services & Fee Estimates

Here's what past clients had to say about Peter J. Mancini:

What Sara L. said about her IRS mess...

What Sigrid said about compassionate service and finding savings...

What Sigrid said about compassionate service and finding savings...

"Peter seamlessly guided me through the filings and appeals. He made something that felt impossible easy and stress free. I highly highly recommend him for tax situations as well as contracts as he is so advanced in his field and so knowledgeable of the law as well as irs practices."


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What Sigrid said about compassionate service and finding savings...

What Sigrid said about compassionate service and finding savings...

What Sigrid said about compassionate service and finding savings...

"A Breath of Fresh Air . . . To sum our experience up in one word - Compassion! In the most trying of circumstances, we found Peter to be not only comforting in his guidance and direction, but knowledgeable, intelligent, factual and thoroughly efficient. He identified "a change in law . . . that result[ed] in SIGNIFICANT tax savings."


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What Nash said he was thankful that he worked with Peter...

What Nash said he was thankful that he worked with Peter...

What Nash said he was thankful that he worked with Peter...

"Peter is very knowledgeable and was able to help me understand and walk me through the steps needed to remediate my [FBAR] case. Peter is a true professional and always responsive. I feel thankful to have found Peter and would highly recommend him! "


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What Tuula said about her relief...

What Nash said he was thankful that he worked with Peter...

What Nash said he was thankful that he worked with Peter...

"I am relieved that Peter’s excellent defense on my behalf gives me peace of mind."


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Copyright © 2026 Great Lakes Law Firm, PLLC

Grand Blanc, Michigan, 48439

Locally serving northern Oakland and Genesee Counties in Michigan and nationally for federal tax issues.

All Rights Reserved.

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