Aviran Vargas
Chicago, IL 60606
Office: 464-300-3001
Aviran Vargas offers exceptional real-world expertise in cryptocurrency mining and ASIC hosting, backed by his proven track record as a trusted expert witness in legal proceedings. With more than 20 years of experience in traditional data center engineering and cryptocurrency hosting operations, he possesses in-depth, practical knowledge gained through daily hands-on management and complex profit-and-loss accountability.
He has served as an expert witness in three trials. One was before a jury and two were before arbitrators. He achieved success in each case. In all three proceedings, which centered on cryptocurrency hosting disputes, he provided clear, evidence-based testimony addressing the deployment, maintenance, decommissioning, and operational optimization of ASIC hardware, as well as the assessment of damages and financial losses. His contributions consistently exceeded expectations, delivering valuable support to counsel and helping resolve complex matters in favor of his clients.
Unlike many experts who rely primarily on theoretical knowledge or academic understanding, Aviran has confronted the actual, high-stakes challenges that arise in live crypto mining environments. Theoretical training often fails to capture the full scope of real-world difficulties encountered in operations. He has rebutted experts holding multiple advanced degrees and numerous industry certifications with ease, relying entirely on his deep practical experience and proven results from managing real mining operations.
He has written more than 1,000 pages of detailed operational documentation, processes, procedures, manuals, and technical reports covering every major aspect of cryptocurrency hosting operations. This includes logistics, infrastructure design and scaling, customer support protocols, ASIC hardware maintenance, RMA processes, site reliability engineering, power and cooling optimization, inventory management, and performance metrics tracking.
Aviran’s extensive background distinguishes him from many other cryptocurrency experts. He has directly overseen large-scale mining operations involving substantial financial risk, consistently maintaining high uptime, robust security, and scalable performance for ASIC hardware across multiple cryptocurrency networks, including Bitcoin and other ASIC-dependent systems.
His combined experience in traditional enterprise data centers and cryptocurrency mining, reinforced by the thousands of pages of processes and procedures he wrote and implemented, provides a comprehensive perspective that enables him to explain intricate technical and operational issues with precision and clarity in a courtroom setting. Ultimately, no amount of theoretical study can substitute for the insight gained from personally managing real profit-and-loss outcomes, daily operations, uptime requirements, equipment failures, power constraints, cooling challenges, and team performance under intense pressure.
- Computers
- Cryptocurrency
- Cybercrime
- Q: On how many occasions have you been retained as an expert?
- A: I have been retained as an expert in cryptocurrency mining hosting operations 3 times.
- Q: For what area(s) of expertise have you been retained as an expert?
- A: Cryptocurrency mining hosting operations, ASIC hardware deployment and management, real-world operational performance of mining facilities, calculation and assessment of actual financial losses in crypto hosting disputes, and evaluation of industry-standard practices for maintenance, uptime, power and cooling efficiency, and site reliability in cryptocurrency mining environments.
- Q: In what percentage of your cases were you retained by the plaintiff?
- A: 50%
- Q: In what percentage of your cases were you retained by the defendant?
- A: 50%
- Q: On how many occasions have you had your deposition taken?
- A: 4
- Q: When was the last time you had your deposition taken?
- A: October 2025
- Q: On how many occasions have you been qualified by a court to give expert testimony?
- A: 2
- Q: On how many occasions have you testified as an expert in court or before an arbitrator?
- A: 1
- Q: For how many years have you worked with the legal industry as an expert?
- A: 3
- Q: What services do you offer? (E.g.: consulting, testing, reports, site inspections etc.)
- A: I offer the following services related to cryptocurrency hosting, ASIC mining operations, facility management, and associated disputes:
Expert consulting and case strategy support
Technical document review and analysis
Operational audits and site inspections of mining facilities
Performance and uptime evaluations
Forensic review of hashing, power, cooling, and maintenance records
Assessment of real-world financial losses and damages
Preparation of expert reports and rebuttal reports
Deposition and trial testimony preparation and delivery
Industry-standard practice evaluations for deployment, maintenance, and decommissioning of ASIC hardware - Q: What is your hourly rate to consult with an attorney?
- A: $500
- Q: What is your hourly rate to review documents?
- A: $500
- Q: What is your hourly rate to provide deposition testimony?
- A: $675
- Q: What is your hourly rate to provide testimony at trial?
- A: $775
- Q: Please list any fees other than those stated above (E.g.: travel expenses, copy fees, etc.)
- A: All reasonable and necessary out-of-pocket expenses are billed at actual cost. These include, but are not limited to:
Airfare, mileage, ground transportation, parking, and tolls
Lodging and meals during travel or on-site work
Courier, printing, copying, scanning, document certification, and exhibit preparation costs
Any specialized software, database access, or third-party report fees required for analysis
All time is charged portal-to-portal, including travel time, waiting time, and any standby time directly related to the delivery of services.
Michael Kozlowski
ESBROOK P.C.- Premier Crypto Attorney
321 N. Clark St., Suite 1930
Chicago, IL 60654
Office: +1 312-319-7682
michael.kozlowski@esbrook.com
www.esbrook.com
Alex Kontopoulos
ESBROOK P.C. - Premier Crypto Attorney
321 N. Clark St., Suite 1930
Chicago, IL 60654
Office: +1 312-910-0957
Mobile: +1 847-224-0075
alex.kontopoulos@esbrook.com
www.esbrook.com
Alexander T. Jones
Kutak Rock LLP | Little Rock, AR - Premier Crypto Attorney
Alex.Jones@KutakRock.com
p: 501.975.3113
McKenzie L. Raub
Kutak Rock LLP | Little Rock, AR - Premier Crypto Attorney
McKenzie.Raub@KutakRock.com
p: 501.975.3127