BankerNotes
Comparison

Avenue M Advisors vs Bigelow LLC

Comparing two boutique M&A advisors · Last updated April 3, 2025

AttributeAvenue M AdvisorsBigelow LLC
TypeBoutiqueBoutique
HQChicago, ILBoston, MA
Founded20102007
Sector focusLower Mid-MarketLower Mid-Market
Deal size$10M-$100M$10M-$150M
Senior team
  • Mike McKenna
    Co-Founder
  • Andrew Bigelow
    Managing Director
Rating Locked Locked
Reviews0 verified0 verified

Choosing between Avenue M Advisors and Bigelow LLC

Avenue M Advisors and Bigelow LLC both work in Lower Mid-Market. Founders running a sell-side process in those categories often see both names on their advisor longlist, which is why this comparison comes up. Both firms position themselves as boutique advisors, so the choice is less about category and more about pattern recognition, senior attention, and process fit.

Avenue M Advisors is headquartered in Chicago, IL and was founded in 2010, while Bigelow LLC operates out of Boston, MA and was founded in 2007. Geography matters here: Avenue M Advisors's Chicago relationships and Bigelow LLC's Boston relationships will overlap on national strategics but diverge on the regional private equity buyer set most likely to push price. On deal-size focus, Avenue M Advisors states $10M-$100M while Bigelow LLC states $10M-$150M.

For founders deciding between Avenue M Advisors and Bigelow LLC, the honest recommendation is to take a working session with each named partner before signing. Read the firm-level reviews on BankerNotes for the pattern that matters most: did the partner who pitched the mandate run the buyer calls and final negotiations, or did the work slide down the org chart by week six. That pattern, more than league-table position, is what separates a good outcome from a mediocre one.

Firm A profile
Avenue M Advisors
Chicago, IL

Avenue M Advisors is a boutique headquartered in Chicago, IL and founded in 2010. The firm focuses on Lower Mid-Market and typically advises on transactions in the $10M-$100M range. Key dealmakers include Mike McKenna (C...

Read the Avenue M Advisors profile and reviews
Firm B profile
Bigelow LLC
Boston, MA

Bigelow LLC is a boutique headquartered in Boston, MA and founded in 2007. The firm focuses on Lower Mid-Market and typically advises on transactions in the $10M-$150M range. Key dealmakers include Andrew Bigelow (Managi...

Read the Bigelow LLC profile and reviews

Frequently asked questions

What is the main difference between Avenue M Advisors and Bigelow LLC?
Avenue M Advisors is a boutique HQ'd in Chicago, IL (founded 2010), focused on Lower Mid-Market, with a typical deal range of $10M-$100M. Bigelow LLC is a boutique HQ'd in Boston, MA (founded 2007), focused on Lower Mid-Market, with a typical deal range of $10M-$150M. Beyond those facts, the most reliable differentiator is senior banker attention, which BankerNotes reviews are designed to surface.
Which firm has better founder reviews, Avenue M Advisors or Bigelow LLC?
Avenue M Advisors's current rating is Locked (reviews unlock after five verified founders submit ratings). Bigelow LLC's current rating is Locked (reviews unlock after five verified founders submit ratings). Read the individual firm profiles for the full review breakdown.
Should I shortlist both Avenue M Advisors and Bigelow LLC?
For most founders evaluating sell-side advisors with overlapping sector and deal-size fit, putting both on a shortlist is reasonable. The point of a bake-off is to test how the senior team behaves under pressure, how the firm shapes the buyer universe, and how it handles a difficult diligence question. Treat the shortlist as an interview, not a beauty contest.
How does BankerNotes verify reviews of Avenue M Advisors and Bigelow LLC?
Every review is submitted by a founder who confirms they hired the firm as their sell-side advisor. We verify the reviewer privately using work email, LinkedIn, and approximate engagement timing. The verified identity is never published. Only the rating, written review, and a generic sector label appear on the public page.

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Last updated: April 3, 2025