Free Case Evaluation (815) 382-0197 hansmast@att.net
3416 W Elm St, McHenry, IL 60050 4.8 ★ (32 Verified Reviews)
Auto Accidents • Falls • Wrongful Death

Fierce Trial Advocacy for Injury Victims.

Standing up against insurance giants to secure maximum compensation for victims of auto crashes, workplace injuries, and catastrophic accidents across McHenry and Northern Illinois.

4.8 ★32 Verified Reviews
30+Years Litigating
$0Upfront Fees
Attorney Hans Mast
★★★★★
"Hans Mast delivered beyond our expectations." — Verified McHenry Client
Illinois State Bar Association Member McHenry & Kane County Courts Contingency Fee Representation No Win, No Fee Guarantee
Trial Disciplines

Injury & Litigation Practice

Boutique trial firm dedicated to representing injured victims against insurance conglomerates and negligent third parties.

Slip & Fall

Premises Liability

Holding property owners and managers accountable for dangerous conditions causing serious slip-and-fall injuries.

Commercial Premises • Residential Liability • Snow & Ice
Learn More →
Catastrophic Injuries

Wrongful Death & TBI

Securing long-term financial security for victims of traumatic brain injuries, spinal damage, and wrongful death claims.

Spinal Cord Trauma • Wrongful Death • Brain Injuries
Learn More →
Workplace Accidents

Construction & Workplace Injuries

Representing workers injured on job sites due to safety violations, equipment failures, or negligent subcontractors.

Construction Falls • Equipment Malfunctions • OSHA Violations
Learn More →
Insurance Advocacy

Insurance Bad Faith

When insurance companies unreasonably deny or delay legitimate claims, we litigate directly against the carrier for bad faith.

Claim Denials • Underpayments • Delayed Settlements
Learn More →
Litigation

General Civil Litigation

Handling breach of contract, property disputes, and civil torts through aggressive courtroom litigation in McHenry County Court.

Breach of Contract • Property Disputes • Civil Torts
Learn More →
Our Distinction

Direct Trial Experience.
No Handoffs.

At Hans Mast Law Group, LLC, every client receives personalized attention from Attorney Mast directly. We handle every aspect of your case ourselves from investigation to courtroom resolution.

We operate on a contingency fee basis — you owe absolutely zero legal fees unless we successfully recover compensation for your injuries.

4.8 / 5Google Rating
30+Years Experience
$0Upfront Fee
Legal advice
Serving McHenry & Northern Illinois

Representing clients across McHenry County, Kane County, Lake County, and throughout Northern Illinois.

✓ Free Case Evaluation ✓ Home / Hospital Visits ✓ Contingency Fee Basis
Client Experiences

Trusted by 32 Northern Illinois Clients

★★★★★

"Hans Mast Law Group represented me after a devastating semi-truck accident. They fought tirelessly against the insurance company and secured a fair settlement for my medical bills and lost wages."

Michael R.McHenry, IL
★★★★★

"Attorney Mast is incredibly thorough and professional. He handled my slip-and-fall case with complete transparency and kept me informed at every step."

Jessica L.Crystal Lake, IL
★★★★★

"I lost my father in a construction site accident. The team at Hans Mast provided compassionate counsel and obtained justice on our behalf. We are forever grateful."

Thomas K.Algonquin, IL

Suffered a Serious Injury?

Speak directly with Attorney Hans Mast. No obligation, 100% confidential.
Get Free Case Evaluation Call (815) 382-0197
Common Questions

Frequently Asked Questions

How much does a consultation cost?

We offer free, no-obligation case evaluations. If we take your case, we work on a contingency basis — no legal fees unless you win.

How long do personal injury cases take?

Each case varies depending on severity and liability disputes. We work efficiently to resolve claims quickly while never compromising on maximum compensation.

Who pays your legal fees?

Absolutely nothing upfront. We only get paid if we successfully obtain a settlement or verdict on your behalf.

Do you handle cases outside McHenry?

Yes! We represent clients throughout Northern Illinois, including Kane, Lake, and Cook County.

Our Firm

Proven Courtroom Experience.
Client Trust.

Hans Mast Law Group is committed to leveling the playing field for individuals who have suffered catastrophic injury. With over 30 years of dedicated litigation experience, Attorney Mast combines meticulous legal preparation with fierce courtroom advocacy.

We believe that every injured victim deserves elite legal counsel. That is why we operate on a contingency fee basis — your success is our only fee.

Our Core Commitments:
  • Direct Attorney representation — no junior handoffs.
  • Thorough investigation and aggressive litigation.
  • Contingency basis — zero risk to you.
  • Home and hospital visits for severe cases.
Law office library
Full Practice Scope

Comprehensive Injury & Trial Practice

We offer comprehensive counsel across all areas of personal injury law in Northern Illinois. Every case is handled with dedicated attention.

Auto & Truck Wrecks

Semi-truck, motorcycle, and distracted driver claims.

Premises Liability & Falls

Slip-and-fall injuries on commercial and residential property.

Construction Site Injuries

Holding negligent contractors and equipment manufacturers accountable.

Wrongful Death Claims

Securing long-term financial security for surviving families.

Traumatic Brain Injuries

Maximizing compensation for traumatic brain injuries and spinal damage.

Insurance Bad Faith

Litigating directly against insurance carriers for unreasonable claim handling.

Track Record

Client Trust & Verdicts

4.8 / 5Average Google Rating
30+ YrsTrial Litigation Experience
$0 UpfrontNo Win, No Fee Guarantee
Free Consultation

Discuss Your Case with Attorney Hans Mast

McHenry Office

Address: 3416 W Elm St, McHenry, IL 60050
Phone: (815) 382-0197
Email: hansmast@att.net
Hours: Monday – Friday: 8:30 AM – 5:30 PM
Emergency Consultation Available

We respond to all urgent inquiries within 24 hours.

Request Free Case Evaluation

All communications are privileged & 100% confidential.