Meet the Giant Killers at Thiessen Law Firm
Thiessen Law Firm’s We Fight Giants Division was built on a simple truth: insurance companies have armies of lawyers working to pay you as little as possible. You deserve someone who fights just as hard on your side.
At Thiessen Law Firm, we don't just file paperwork and wait for a settlement offer. We prepare every case as if it's going to trial, giving you maximum leverage against even the largest insurance companies. When adjusters see our name on a claim, they know they're not dealing with attorneys who will roll over for a lowball offer.
What makes us different? We have a few things most personal injury firms don't: notorious trial attorneys and insurance insiders on our team. Mark Thiessen is a fearless trial attorney known around the nation for victories in high-stakes litigation, and Mike "The Insider" Pita spent years working for the biggest insurance companies in the world. We know their playbook, their tactics, and exactly how they try to minimize your claim — and we use that knowledge to fight for you.
We bring the same aggressive, no-nonsense approach to personal injury that has made us one of Houston's most feared courtroom presences. When you're up against a giant, you need attorneys who know how to bring them down.
If you’ve been injured anywhere in Greater Houston, we can fight for you.

Award-winning lawyers ready to fight for you
Our personal injury team combines decades of unmatched courtroom experience with insider knowledge of how insurance companies actually operate. Mark Thiessen built Thiessen Law Firm’s reputation by winning cases that other attorneys wouldn’t or couldn’t, and now he’s focused on beating the companies keeping good people from the settlements they deserve.
Combine that with Mike Pita's background as an insurance company insider, and you get an edge that most personal injury firms simply don’t have — we don’t just fight giants, we bring incomparable firepower to every battle.
Schedule a consultation
When you’re up against Goliath, you need attorneys who won't back down. Take the first step toward getting what you deserve; ask Thiessen Law Firm to fight for you by filling out the form below.
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Our commitment to you
When you choose We Fight Giants, you're not just hiring attorneys; you're gaining allies who understand what you’re dealing with — and who you’re up against. We know that the insurance companies aren't on your side, and that dealing with a serious injury can be the most challenging time in your life, which is why we always fight with the urgency and dedication your case deserves.
The attorneys at Thiessen Law Firm:
Are available 24/7
Give honest assessments — no false promises
Fight relentlessly for maximum compensation
Never back down from insurance company bullies
Work on contingency — you don't pay unless we win
Why choose Thiessen Law Firm?
Selecting the right attorney could be the most important decision you’ll ever make. At Thiessen Law Firm, we’ve built our reputation on fearless advocacy, strategic expertise, and unwavering commitment to our clients’ futures. When prosecutors see our name on your case, they know they’re in for a fight.

We beat the giants — here's proof
When your future is at stake, results matter. At Thiessen Law Firm, our track record speaks for itself. We've successfully represented countless clients in desperate circumstances, turning impossible situations into victories. These case results represent real people whose lives were on the line — people just like you who trusted us to fight for their families.
Here's a glimpse of what we've accomplished for our clients:
$2.1 Million settlement
Auto Accident
Due to confidentiality requirements, the details of this case cannot be disclosed. The matter was resolved through a confidential settlement.
$2.4 Million settlement
Ride Share Sexual Assault
Due to confidentiality requirements, the details of this case cannot be disclosed. The matter was resolved through a confidential settlement.
$13.5 Million settlement
Commercial Car Accident
Due to confidentiality requirements, the details of this case cannot be disclosed. The matter was resolved through a confidential settlement.