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About Darin
Biography
Darin is in his 20th year as Managing Partner of Mangum & Associates PC, a specialized boutique securities law firm with clients nationwide and around the globe. Mangum & Associates PC focuses on private placement offerings conducted under Regulation D as well as public offerings under Regulation A+ and other U.S. federal and state and international securities laws.
Past and present clients include private investment companies, real estate syndicators, real estate acquisition and development projects, private lending funds, private equity funds, venture capital funds, hedge funds, blockchain-related and cryptocurrency token issuers, FINRA broker/dealers and SEC-registered investment advisory firms, technology startups, EB5 sponsors and regional investment centers, Opportunity Zone Funds, oil, gas, alternative energy and mining ventures, etc.
Darin serves on the board of directors of ZuLoo Humanitarian Outreach, a non-profit 501c3 charity that focuses on finding innovative solutions to the global sanitation crisis, and is the CEO for ZuLoo, Inc., its for-profit, benefit corporation affiliate. Darin received his law degree from Brigham Young University in 1999 and is a member of the State Bar of Texas and the Utah State Bar. He also is a member of the Benefit Company Bar Association (BCBA).
Practice Areas
1
Practice Area
Securities Offerings
100%
Fees and Rates
Awards
2026
Licenses
Licensed in Utah for 26 years
State: Utah
Acquired: 1999
No misconduct found
Licensed in Texas for 16 years
State: Texas
Acquired: 2010
No misconduct found
Location
Mangum & Associates
1st Street SE Ste 903, Reparto, Metropolitano, San Juan, PR, 00921
mangumlaw.net/Darin H. Mangum's Reviews
Avvo Review Score
7 Client Reviews
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Practice Areas
What Clients Mention
Showing 1 - 1 of 1 review | Financial Markets and Services
Posted by anonymous | August 11, 2026 | Hired Attorney
Knowledgeable and Professional Securities Attorney
Darin H. Mangum is a knowledgeable and professional securities attorney. He explains complex legal matters clearly, is responsive, and provides practical, thoughtful guidance. I would recommend him to anyone needing experienced securities counsel.
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Experience
Associations
State Bar of Texas
Member
Utah State Bar
Member
Benefit Company Bar Association
Member
Education
1999
Brigham Young University - J. Reuben Clark Law School
JD - Juris Doctor
1995
Brigham Young University
BA - Bachelor of Arts