The attorneys of Kontos, Mengine, Killion, & Hassen
Pittsburgh · 100+ Years Combined · Est. Trial Firm
Kontos, Mengine, Killion, & Hassen
Obtain Your Justice Today

We Make Your Justice Possible

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Welcome

Your Success Is Our Main Priority

If you are facing any kind of physical, emotional, or financial trauma in the wake of a personal injury or wrongful death, we strongly urge you to reach out to our highly dedicated and professional team to learn more about how we can help you in seeking the justice you deserve.

Contact Kontos, Mengine, Killion, & Hassen at (412) 709-6162 or via our online request form to schedule your free consultation.

Same-day free consultations. Direct access to your attorney from the first call.

Areas of Practice

Serious Injury Cases. Handled by Serious Trial Lawyers.

Car Accidents

Collisions, rideshare crashes, and commercial vehicle wrecks across Pittsburgh.

Medical Malpractice

Holding hospitals and providers accountable for preventable harm.

Wrongful Death

Justice and financial security for families after an unthinkable loss.

Trucking Accidents

Tractor-trailer and commercial truck crashes, and the companies behind them.

Slip & Fall

Property owners must keep premises safe. We prove when they fail.

Product Liability

Defective vehicles, machines, and consumer products that injure.

Nursing Home Negligence

Protecting elders from abuse and neglect in care facilities.

Dog Bites

Holding owners accountable for attacks and the injuries they cause.

Civil Rights Litigation

Standing up for ordinary people against any opponent.

for the injured, across Pennsylvania and beyond.
$ 0 M+ recovered
$15.8M
Faulty Roadway Design · Verdict

Tony Mengine and Katie Killion obtained a verdict of 15.8 million dollars against a construction company. The jury found the company liable for faulty roadway design, which led to an accident that caused significant brain injury to the client.

$8M
Industrial Explosion · Settlement

Attorneys Kontos, Hassen, LaCava and McDonough represented a man who was severely injured in an industrial explosion.

$7.9M
Motor Vehicle Accident · Settlement

Tony Mengine and Katie Killion represented the family of an individual fatally injured in a motor vehicle accident and obtained a $7,900,000 settlement.

$4M
Delayed Cancer Diagnosis · Settlement

Tony Mengine, George Kontos and Taylor Martucci obtained a $4 Million Dollar settlement concerning a radiologist’s failure to properly read a CT scan resulting in a significantly delayed cancer diagnosis.

$2.6M
Complex Commercial Litigation · Verdict

Tony Mengine tried a complex commercial litigation case in Conway County, South Carolina arising out of a failed business venture between several partners.

$2.6M
Wrongful Death · Settlement

George Kontos and Brittani Hassen obtained a $2.6 million dollar settlement after several days of trial against a local hospital that failed to properly monitor vital signs during routine admission, resulting in the client’s death.

$2.5M
Fatal Car Accident · Settlement

George Kontos, Katie Killion and Tony Mengine obtained a $2,500,000 settlement on behalf of the family of a man killed in a work-related motor vehicle accident.

$1.75M
Mistreatment in Jail · Settlement

George Kontos and Katie Killion represented the family of a man who was mistreated in jail and were able to settle the case for $1,750,000.

$1.75M
Medical Malpractice, Delay in Diagnosis · Settlement

George Kontos and Brittani Hassen obtained a $1.75 million settlement on behalf of the family of a woman who died as a result of a medical provider’s failure to properly and timely diagnose a pulmonary embolism.

$1.3M
Negligent Home Healthcare · Settlement

Tony Mengine, Katie Killion and Chris Inman were able to secure a settlement of $1.3 million dollars against home healthcare provider, and other entities who were negligent in providing care to a child.

About Our Firm

More than 100 years of combined experience.

At our firm, our legal team has more than 100 years of combined experience in representing clients seeking justice against insurance companies and negligent parties. We have recovered millions of dollars for those who have been injured because of negligence. Our team of seasoned trial lawyers have been the recipients of prestigious awards such as membership in the Million Dollar Advocates Forum, the Multi-Million Dollar Advocates Forum, and listings as Super Lawyers.

Additionally, all four partners are fellows in the Academy of Trial Lawyers of Allegheny County, an invitation-only group of the Bar’s most experienced and proficient litigators.

These achievements demonstrate the superior legal ability and level of service offered to clients across the greater Pittsburgh area including Allegheny County, Washington County, Westmoreland County, Beaver County, Butler County, Fayette County, and all counties as far north as Erie County and as far east as Centre County.

We Care About You & Your Case

Whether your case is big or small, our team cares about doing the best possible job for you. We are your advocates and will not rest until you obtain the compensation you need and deserve.

We Obtain Your Justice

Our vision and focus is one committed to serving our clients in a way that provides ordinary people with an opportunity to pursue justice against any opponent. We fight for you, so you don't have to.

We Are Committed & Experienced

Kontos, Mengine, Killion, & Hassen has been protecting the rights of the injured for over 100 combined years. Your case is in the hands of educated, competent, and dedicated attorneys.

We Are Responsive & Reliable

You never have to worry about being uninformed. Not only do you have direct access to your dedicated attorney, but we are committed to always keeping you up to date on the status of your case.

Pittsburgh Personal Injury Firm

Pittsburgh Law Firm

Why the injured need a team of their own.

Accidents occur all too often across our nation. When someone is negligent these accidents can result in devastating injuries or tragic wrongful deaths. They can leave victims and their families facing physical, emotional, and financial hardships that can last weeks, months, or even years.

These accidents can result in permanent disability that can change the lives of victims and their families forever. Wrongful deaths also result in major shock and grief for those left behind, as well as heavy financial losses, especially when the lost loved one was a supporter for their dependents.

In the wake of an accident that has left you injured, having to deal with an insurance company can be tedious, difficult, and frustrating. Even when the at-fault party’s responsibility seems obvious, their insurance company may engage in tactics to delay, reduce, or even totally deny their liability for compensating you. As large corporations, these companies often have their own legal teams, whose prevailing interests are to serve their employer.

Because of this, insurers are generally not on your side, even when they appear to be. Their priority is to pay you as little as possible in order to maintain their profits. This leads to settlement offers that rarely provide the full amount of what a case is worth. That is why you should never agree to anything from them until you have a legal professional in your corner whose sole role is to protect your legal rights and your best interests from the get-go. Let our team fight for the justice you and your loved ones need and deserve.

You Need a Team Dedicated to Your Justice.

Our legal team is dedicated to providing you with competent help at a time when you are most vulnerable and need a proven legal ally on your side.

Explore Our Community Involvement

Committed to Your Justice Outside of the Courtroom

National Kidney Foundation

Kontos, Mengine, Killion, & Hassen has been very involved with the National Kidney Foundation. We sponsor their main annual event and participate in sponsoring their golf outings and events throughout the year.

Western Pennsylvania Trial Lawyers Association

Our team has been a key sponsor for many years for the WPTLA 5K. This race sponsors the Steelwheelers, an organization founded to promote a healthy and active lifestyle for men and women in wheelchairs.

Lupus Foundation

Since our firm’s creation, we have sponsored and supported the Lupus Foundation’s annual events, golf outings, and efforts to make the life of those living with Lupus better.

Jewish Community Center

We proudly donate and sponsor the Jewish Community Center swim team which allows youths of all ages to compete in aquatics.

Pitt Law School

Kontos, Mengine, Killion, & Hassen is a prime sponsor at the Pitt Law School annual reunion.

The Kontos, Mengine, Killion, & Hassen Team

Meet the Attorneys Dedicated to Making Your Justice Possible

The attorneys of Kontos, Mengine, Killion, & Hassen
100+ years combined Million Dollar Advocates Forum Super Lawyers listings
George M. Kontos
Partner

George’s practice focuses on medical malpractice, product liability, civil rights, personal injury, and various other civil litigation matters. George is also a member of the prestigious Million Dollar Advocates Forum.

Tony C. Mengine
Partner

Tony is a trial lawyer who focuses on litigation matters, mainly for plaintiffs, in all areas of personal injury, including motor vehicle accidents, slip and fall accidents, medical malpractice, and product liability.

Katie A. Killion
Partner

Katie’s areas of practice include plaintiff’s personal injury, civil rights, medical malpractice, products liability, property and casualty, and dram shop litigation. In 2014, Katie, along with Tony Mengine, obtained the highest verdict in Pennsylvania for an auto case tried to verdict.

Brittani R. Hassen
Partner

Brittani is proud to represent plaintiffs in cases involving personal injury, medical malpractice, nursing home litigation, and product liability. Brittani has been selected as a Pennsylvania Rising Star/Super Lawyer for the past 6 years.

Christopher C. Inman
Associate

Chris’s areas of practice include general litigation for both plaintiffs and defendants, including personal injury litigation, contract litigation, landlord/tenant law, and medical malpractice.

Nick C. LaCava
Associate

Nick focuses his practice on personal injury, where he obtains justice for clients involved in motor vehicle accidents, slip & falls, product liability, and other general liability accidents.

Taylor M. Martucci
Associate

Taylor’s legal experience covers a number of different areas, including personal injury, premises liability, medical malpractice, health care law, civil rights actions, municipal law, and immigration.

Caitlin M. McDonough
Associate

Caitlin focuses her practice on cases involving plaintiff’s personal injury, medical malpractice, premises liability, and product liability.

Testimonials

Hear from the people we fought for.

If I could give them 10 stars I would

“My Attorney Chris Inman was great. He called me with every update and also called to check on me. His professionalism was impeccable. Kontos Mengine Killion and Hassen will have my business if ever needed again. Thank you so very much.”

Anna M.

I highly recommend this law firm for accident-related cases!

“The legal group at Kontos, Mengine, Killion, & Hassen was so sincere and helpful when I was involved in a vehicle accident. They kept me informed throughout the entire process and worked quickly.”

Jessica T.

Highly Skilled!

“This team is professional, compassionate, and highly skilled. My company has worked with them on a variety of cases and I would not hesitate to recommend them to anyone in need of their services.”

Carolyn K.

Very, Very Happy!

“I chose to contact Kontos, Mengine, Killion, & Hassen and have them fight for my rights. I feel that this was the best decision that I could have made, and the outcome for me was without question better than I had expected.”

Dennis L.
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Choose A Team Who Will Be Invested In Your Case

Let Us Make Your Justice Possible

Prefer to talk now? Call 412-709-6162. Your initial consultation is free.

Make Your Justice Possible Today With Kontos, Mengine, Killion, & Hassen