About Our Company

YOUR issue is GANG related: whether facing a criminal trial, needing academic research  or require an investigation –

WE are the GANG EXPERTS to help solve YOUR issues in a strong, persistent and goal oriented manner -exceeding expectations!

Solutions Overview

Comprehensive Expert Support

Diverse Experience
We serve a wide range of clientele, and every client relationship is valued greatly. Each engagement benefits from the depth and breadth of our expertise.

What We Offer

Criminal Trial Solutions
You are facing criminal gang allegations that has you ‘dirtied up’ by the govt. You are presumed innocent and you must have a gang expert explain the complex world of gangs to a jury

Research Solutions
You need review, analysis or investigation to outline, evaluate and recommend the next best steps forward for criminal street gang issues.

Knowledge of Current Law
We are at the forefront of ever-changing laws and work closely with our clients in dedicated teams that are fully committed to exceeding client expectations.

Advantage of Additional Resources
We are proud that so many of our clients have  turned to us for solutions, and we work hard to earn their loyalty every day.

We have many other contacts, other experts, other resources to put together a winning team to tackle and solve complex gang issues.


Gregorio 'Greg' Estevane, P.I.:J.D.

Gregorio 'Greg' Estevane, P.I.:J.D.

is one of the top Gang Experts in the State of California. Greg has taken his 30+ years of 'street and court' investigative experience and integrated decades of academic research, publications and teaching into related areas of 'criminal street gangs'.

Greg FIGHTS for you as a GANG EXPERT witness, testifying in front of a live jury.

Greg provides ACADEMIC research, papers, books, other literature for your needs.

Greg INVESTIGATES for your info needs.