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About me

Aaron Woo has worked extensively in the high-tech industries and entrepreneurial arena as both a legal and operational advisor.  As a former corporate counsel for several global, public high-tech companies, he has guided executives on a variety of corporate strategic matters, spanning from negotiation tactics to international transactions.  By balancing the protection of legal interest with the achievement of business initiatives, he has maximized revenues and mitigated risk on high stakes deals and cross-border operations.


Being an entrepreneur himself, Aaron works as a business advisor and is actively involved with early stage companies in Texas.  As a strong proponent of entrepreneurship, he advises seed and early stage companies from startup through acquisition by developing IP strategy, implementing business development objectives, and obtaining the necessary financing to position businesses for growth by representing high-tech start-ups in the investment and fund-raising process.



Aaron is an avid sports enthusiast and volunteers his time to work with individual athletes, coaches and teams on contract negotiations, labor issues, and professional endorsements.


Languages spoken: Mandarin, Spanish

Practice areas


  1. Business: 30%
    3 years
  2. Contracts: 25%
    3 years
  3. Corporate: 20%
    3 years
  4. Oil & Gas: 15%
  5. M & A: 10%


Payment types:

Cash, Check, Credit card

Attorney endorsements

1 total 

Are you an attorney? Endorse this lawyer

  • Anuj Arun Shah

    I endorse this lawyer. Aaron is an excellent and hard-working attorney in the areas of contract, corporate, mergers/acquisitions, and overall business matters. He takes great care of the clients I send him, and I have no hesitation in endorsing him.


    Anuj Shah Immigration Attorney
    Relationship: Worked together on matter

Contact info

McCullough Sudan, PLLC

1000 Louisiana
Fifty-Third Floor
Houston, TX, 77002


TXEligible To Practice In Texas 200208/17/2016
We have not found any instances of professional misconduct for this lawyer.
Avvo contributions
Legal answers
Work experience
TitleCompany nameDuration
PartnerMcCullough Sudan2014 - Present
Managing Partner and General CounselSphiER Emergency Room2008 - Present
AttorneyAaron Woo and Associates, PLLC2002 - Present
AttorneyPhillips & Reiter, PLLC2007 - 2014
Association namePosition nameDuration
Houston Bar AssociationN/AN/A
Asian American Bar AssociationN/AN/A
Legal cases
Case nameOutcome
o Represented Seller in an acquisition of $95.6 Million Private Energy Services CompanyN/A
o Represented early-stage technology company in obtaining $3M Series B Round of FinancingN/A
o Represented early-stage software and services company in Series A Round of FinancingN/A
See all legal cases 
Publication nameTitleDate
University of Texas Business ReviewAddressing Houston’s Venture Capital Disparity2006
School nameMajorDegreeGraduated
University of Texas School of LawDoctor of Jurisprudence/Juris Doctor (J.D.)N/A2001
University of Texas School of LawN/AJD/MBA - Juris Doctorate and MBAN/A
Speaking engagements
Conference nameTitleDate
State Bar of Texas, Business Law SectionTexas Venture Capital Trends2008