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Comparison

BHB Partners vs Cornerstone Business Services

Comparing two boutique M&A advisors · Last updated April 2, 2025

AttributeBHB PartnersCornerstone Business Services
TypeBoutiqueBoutique
HQMilan, ItalyNeenah, WI
Founded20101995
Sector focusItaly, Lower Mid-MarketLower Mid-Market, Manufacturing
Deal size$5M-$50M$2M-$50M
Senior team
  • Bruno Bianchi
    Founder
  • Steve Mariani
    Founder
Rating Locked Locked
Reviews0 verified0 verified

Choosing between BHB Partners and Cornerstone Business Services

BHB Partners and Cornerstone Business Services 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.

BHB Partners is headquartered in Milan, Italy and was founded in 2010, while Cornerstone Business Services operates out of Neenah, WI and was founded in 1995. Geography matters here: BHB Partners's Milan relationships and Cornerstone Business Services's Neenah relationships will overlap on national strategics but diverge on the regional private equity buyer set most likely to push price. On deal-size focus, BHB Partners states $5M-$50M while Cornerstone Business Services states $2M-$50M. Beyond shared coverage, BHB Partners also reaches into Italy, while Cornerstone Business Services extends into Manufacturing.

For founders deciding between BHB Partners and Cornerstone Business Services, 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
BHB Partners
Milan, Italy

BHB Partners is a boutique headquartered in Milan, Italy and founded in 2010. The firm focuses on Italy, Lower Mid-Market and typically advises on transactions in the $5M-$50M range. Key dealmakers include Bruno Bianchi ...

Read the BHB Partners profile and reviews
Firm B profile
Cornerstone Business Services
Neenah, WI

Cornerstone Business Services is a boutique headquartered in Neenah, WI and founded in 1995. The firm focuses on Lower Mid-Market, Manufacturing and typically advises on transactions in the $2M-$50M range. Key dealmakers...

Read the Cornerstone Business Services profile and reviews

Frequently asked questions

What is the main difference between BHB Partners and Cornerstone Business Services?
BHB Partners is a boutique HQ'd in Milan, Italy (founded 2010), focused on Italy, Lower Mid-Market, with a typical deal range of $5M-$50M. Cornerstone Business Services is a boutique HQ'd in Neenah, WI (founded 1995), focused on Lower Mid-Market, Manufacturing, with a typical deal range of $2M-$50M. Beyond those facts, the most reliable differentiator is senior banker attention, which BankerNotes reviews are designed to surface.
Which firm has better founder reviews, BHB Partners or Cornerstone Business Services?
BHB Partners's current rating is Locked (reviews unlock after five verified founders submit ratings). Cornerstone Business Services'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 BHB Partners and Cornerstone Business Services?
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 BHB Partners and Cornerstone Business Services?
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 2, 2025