David Yamaguchi

David Yamaguchi

Attorney at Law

Poway
California
Licensed in
CA
University of California Hastings College of the Law

"Took the time to explain all the steps and laid out my options clearly. Very experienced!"

4.9 5
Clear Communication
Response Time
Knowledgeable
Meets Deadlines
out of 260 reviews
About
Hastings Law School alum with extensive experience guiding start-ups and small businesses, as well as Fortune 500 companies. My specialties include structuring and negotiating complex technology transactions, international deals, technology and IP licensing, business creation, commercial contracts (sales, services, manufacturing and purchasing), and consultant/contractor agreements. I also have extensive experience managing attorneys. My clients have included leading technology companies such as Nokia, Intel, Flextronics, ViaSat, Verizon, and Dell Computers, as well as cutting edge software start-ups like PacketVideo, BigCommerce, Hightail,… read more Beyond Limits and Lynx Technology.
19
Repeat
clients
533
Projects on
upcounsel
41
Years
experience
A few hours
Response Time
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Representative Clients

Practice Areas

Main Areas of Focus
Business Formation & Structure
Business Formation & Structure
  • Advisory Agreement
  • Business Licenses & Industry Regulations
  • Buyout Agreement
  • Bylaws
  • Corporate Dissolution
  • Corporate Formation
  • Corporate Restructure
  • Delaware Incorporation
  • Founders Agreement
  • Franchise Agreement
  • Franchise Disclosure Document
  • Franchise Formation
  • Joint Venture Formation
  • LLC
  • Operating Agreement
  • Partnership Formation
  • Shareholder Agreement
  • Other Business Formation Matter
Commercial Contracts
Commercial Contracts
  • Affiliate Agreement
  • Business Consulting Agreement
  • Distribution Agreement
  • Equipment Lease
  • Licensing Agreement
  • Lien
  • Loan Agreement
  • Manufacturing Agreement
  • Marketing Agreement
  • Non-Disclosure Agreement (Commercial)
  • Privacy Policy
  • Profit Share Agreement
  • Publishing Agreement
  • Release of Liability
  • SaaS Agreement
  • Sales Agreement
  • Service Agreement
  • Terms of Service
  • User Agreement
  • Other Commercial Contract Matter
Labor & Employment
Labor & Employment
  • Benefits & Compensation
  • Contractor Agreement
  • Contractor Termination
  • Employee Handbook
  • Employee Stock Option Plan
  • Employee Termination
  • Employment Agreement
  • Employment Policies & Procedures
  • Equity Compensation
  • Intellectual Property Assignment Agreement
  • Non-Compete Agreement
  • Non-Disclosure Agreement (Employment)
  • Severance Agreement
  • Worker's Compensation Claims
  • Workplace Harassment & Discrimination Claims
  • Other Labor & Employment Matter
Other Practice Areas
Non-Profit
Non-Profit
  • 501(c) or 501(c)3 Compliance
  • Non-Profit Formation
Outside General Counsel
Outside General Counsel
  • Outside General Counsel
Patents
Patents
  • Non-Provisional Patent
  • Patent Consults
  • Patent Search
  • Response to USPTO Office Action (Patent)
Real Estate
Real Estate
  • Buying & Selling Commercial Real Estate
  • Buying & Selling Residential Real Estate
  • Commercial Lease
  • Construction Contract
  • Home Owner Associations
  • Property Management Contract
  • Purchase & Sale Agreement (Commercial)
  • Real Estate Financing
  • Real Estate Foreclosure
  • Real Estate Investment Compliance
  • Real Estate LLC
  • Residential Lease
  • Tenant Dispute
  • Tenant Eviction
  • Zoning, Planning & Land Use
  • Other Real Estate Matter
Securities & Finance
Securities & Finance
  • Commercial Loan
  • Convertible Debt
  • Convertible Note
  • Equity Financing
  • SAFE Document
Trademarks & Copyrights
Trademarks & Copyrights
  • Copyright Infringement
  • Copyright Registration
  • Response to USPTO Office Action (Trademark)
  • Trademark Infringement
  • Trademark Registration
  • Trademark Search
  • Other Trademark & Copyright Matter

Client Reviews

4.9
Clear Communication
Response Time
Knowledgeable
Meets Deadlines
out of 260 reviews
Clear Communication
Response Time
Knowledgeable
Meets Deadlines

"David was great!"

Sales Agreement Review
Posted on Mar 24, 2026
Clear Communication
Response Time
Knowledgeable
Meets Deadlines

"Great experience working with David Yamaguchi. He was responsive, detail-oriented, and brought clarity and structure to my agreements. I especially appreciated his ability to translate complex legal concepts into practical, business-focused guidance. Highly recommend."

Review Contractor Agreement
Posted on Mar 24, 2026
Clear Communication
Response Time
Knowledgeable
Meets Deadlines

"David is very professional. He has a quick turnaround time for projects and his introduction call was informative and appreciated."

Review Sales Agreement
Posted on Mar 4, 2026
Clear Communication
Response Time
Knowledgeable
Meets Deadlines

"David worked on the operating agreement through many revision requests patiently till it was done."

LLC Operating Agreement Amendment
Posted on Feb 20, 2026
Clear Communication
Response Time
Knowledgeable
Meets Deadlines

"David was so helpful and a pleasure to work with! He helped me review a contract very quickly and is fairly priced. I’d recommend working with him!"

LOI and Asset Purchase Review
Posted on Jan 30, 2026
Clear Communication
Response Time
Knowledgeable
Meets Deadlines

"Really enjoyed working with David and hope to return to him in the future."

Review Service Agreement
Posted on Dec 13, 2025
View more reviews

Work History

Seagen, Inc.

Outside Counsel

May 2022 - Present

Support Technology Procurement Group

May 2022 - Present

Beyond Limits Inc.

Outside General Counsel

Jan 2014 - Present

Provide General Counsel and transactional services

Jan 2014 - Present

Workday Inc.

Outside Counsel

Nov 2021 - Jul 2022

Support Software Partnership group

Nov 2021 - Jul 2022

Roku Inc.

Outside Counsel

Dec 2019 - Feb 2022

SaaS, Sales and Procurement support

Dec 2019 - Feb 2022

Intel Corporation

Outside Counsel

Jan 2013 - Nov 2019

Sales and Procurement Work

Jan 2013 - Nov 2019

PacketVideo Corporation

Vice President and General Counsel

Nov 2006 - Dec 2012

Nov 2006 - Dec 2012

Nokia Corporation

Group Counsel

Dec 2001 - Nov 2006

Dec 2001 - Nov 2006

Citizens Communications

General Counsel

Dec 1999 - Nov 2001

Dec 1999 - Nov 2001

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