I AM A SD BUSINESS SALES ADVISOR, THE BUSINESS SELLING EXPERTS
📲 (650) 885-8761 Call or Text 📧 David@SDBiz.com  Linkedin
David Mayfair | Your National Business Ambassador
I Sell Companies Across America, helping founders and owners achieve the maximum defensible price for their life’s work.
My approach combines a Silicon Valley mindset—ambitious, innovative, and focused on hyper-growth outcomes—with the strategic operational expertise of our San Diego-based firm, SD Business Advisors.
From our California headquarters, we execute high-value deals with a truly global reach.
The Mayfair Advantage:
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Proven Execution: 800+ successful business sales across 137 markets.
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Unrivaled Leverage: Access to a proprietary database of 36,000+ qualified investors to drive intense competition.
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Versatile Expertise: Specialized in everything from Main Street shops to Middle-Market M&A.
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The Gold Standard: Strict confidentiality and a curated list of qualified buyers.
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The Mayfair Method: Having started my career on the buying side, I know exactly how to position your company to attract the highest offers from sophisticated buyers.
I am driven by a family legacy of entrepreneurship. I understand that your business isn’t just an entity—it’s your life’s work. You deserve a confidential, world-class path to your exit.
Ready to make an educated decision? Contact me today for a free, confidential valuation.
MEET THE TEAM
David Mayfair
Business Sales Advisor " Your Business Ambassador "
Hanser Hernandez
Bi-Lingual Executive Assistant With A Creative Flair
Dustin Sigall
Brilliant Managing Broker With 23 years+ Experience
Brilliant Sean Seaman With 23+ Years of Experience
Managing Member
Allison Vanslager
Super Talented Director of Operations
Marketing Genius Michael Ferreira
Business Development Director
Lynnie Diede
Cutting Edge Web Design & Social Media
Aidan Hopfner
Business Development Intern With Great Talent
Team Group Photo
As part of The Mayfair Method, I start with a FREE VALUATION because I’m here to help you implement a structured exit strategy designed to maximize the value of your business.
I’ll provide you with a comprehensive business valuation using the latest industry standards and market comparisons, so you know exactly where you stand. My proactive marketing efforts reach qualified buyers both locally and internationally.
My highest priority throughout the process is maintaining confidentiality. That’s why I carefully interview each potential buyer and screen them for financial capability and industry experience. I then facilitate all phases of the negotiations and provide all the paperwork needed to complete a successful transaction.
Find out how much your business is worth by contacting me today for your Free Valuation!