Your Behind-the-Scenes
Defense Specialist.

Chelsea Pajak supports the Oliverson Law trial team with case research, motion drafting, and client communication across DUI, felony, and post-conviction matters statewide.

Chelsea Pajak - Senior Paralegal Oliverson Law

Senior Paralegal & Notary Public

Chelsea Pajak graduated from the University of Arizona with her Bachelor of Science in Criminal Justice Studies in 2017. Prior to graduating, she worked as an intern for the Pima County Superior Court in the Pretrial Services Assessment Division at the Pima County Jail.

Since graduating, Chelsea has worked in the legal system alongside expert witnesses and criminal defense attorneys. She has experience ranging from misdemeanor DUI cases to homicides, as well as post-conviction relief and appellate matters.

Chelsea is also a commissioned Notary Public. She handles document preparation, research, and client coordination — the operational backbone that keeps every case moving forward on schedule.

If you call Oliverson Law, there’s a strong chance Chelsea is the first voice you’ll hear. She’ll listen carefully, get the facts down, and route your case to the right attorney without delay.

The Record Speaks for Itself.

Results earned in Arizona courtrooms — not marketing claims.

17+
Years Defending
Arizona Residents
5,000+
Criminal & DUI
Cases Handled
15
Arizona Counties
Covered
4
Office Locations
Across Arizona

When Things Are Bad,
You Need the Best.

Unlike solo practitioners, Oliverson Law brings a team of former judges, prosecutors, and police officers to your defense.

Derek Oliverson

Founder & Lead Attorney

Former police officer, prosecutor, and judge with 17+ years of criminal defense experience. Derek personally handles every case and is available to clients 24/7 via his personal cell phone.

Read Bio →

David Tangren

Partner

A seasoned criminal defense attorney who brings decades of courtroom experience to the firm. David’s background in prosecution gives him unique insight into building winning defense strategies across Arizona courts.

Read Bio →

Chelsea Pajak

Paralegal

Chelsea manages case files, court filings, and client communications with precision. She ensures every document is prepared accurately and every deadline is met — keeping your defense on track from start to finish.

What We Stand For.

Integrity

Honesty, transparency, and accountability in everything we do.

Commitment

Unwavering support for our clients from arraignment to resolution.

Respect

Treating every client with dignity and compassion — no judgment, no exceptions.

Excellence

Meticulous preparation and aggressive advocacy in every single case.

Community

Dedicated to serving all 15 Arizona counties — urban, suburban, and rural.

Award-Winning Criminal Defense

Recognized excellence across Arizona courtrooms.

NACDA Top 10
Avvo Rated
BBB Accredited
Expertise Best DUI Lawyers
NACDA Top 40 Under 40
NADC
ASLA
AATA

Ready to Fight Your Charges?

Call Derek directly for a free, confidential case evaluation. Available 24/7.

(480) 582-3637

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