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 Key Criminal Practice Areas:
Homicide
Felony Drug
Rape and Sexual Assault
White Collar
Driving After Imbibing

 Key Civil Practice Areas:
Automobile Accident
Product Liability
Liquor Liability

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McMahon & McMahon
21 West Airy Street
Norristown, Pa 19401
(610) 272-9502
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High Profile Criminal Cases Handled by the Firm

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Homicide Cases

Commonwealth v. Johnson NOT GUILTY of First Degree Murder, Third Degree Murder and Involuntary Manslaughter, after jury trial, in Death Penalty prosecution where it was alleged that defendant shook his ten week old infant and repeatedly smashed her head against a wooden table causing her death. The defense retained a forensic pathologist and pediatric neurologist who supported defendant’s claim that the injuries to the child were inflicted prior to the time he was attempting to feed the lethargic baby. (Lancaster County) See testimonial.

Commonwealth v. Alicea NOT GUILTY after jury trial of Attempted Murder, Aggravated Assault and Weapons charges arising from shooting case where defendant maintained self-defense. (Montgomery County)

Commonwealth v. CaseyNOT GUILTY after jury trial of Attempted Murder, Aggravated Assault and Weapons charges arising from stabbing incident where defendant maintained self-defense. (Montgomery County)

Commonwealth v. Underwood NOT GUILTY after jury trial of Attempted Murder, Aggravated Assault and related charges arising from shooting outside movie theater after movie “Juice” based on “mis-identification” defense. (Montgomery County)

Commonwealth v. RansomeNOT GUILTY of Third Degree Murder charges in stabbing case where defendant claimed self-defense after non-jury trial. (Philadelphia County)

Commonwealth v. RienziNOT GUILTY 1st degree murder after jury trial “Eddie Polec case”. (Philadelphia County)

Commonwealth v. Nelligan NOT GUILTY of all murder charges based on "no intent" defense after jury trial. (Montgomery County)

Commonwealth v. McDonoughNOT GUILTY of murder in baby shaking Case after jury trial. (Montgomery County)

Commonwealth v. DavisNOT GUILTY of murder in stabbing/robbery after jury trial. (Montgomery County)

Commonwealth v. Diamond – all charges DISMISSED in manslaughter case based on "accident defense" arising from an explosion. (Cameron County)

Drug Cases

Commonwealth v. McCoy – NOT GUILTY of Possession with Intent to Deliver Cocaine (over 12 grams) after jury trial. (Montgomery County)

Commonwealth v. Douventzidis – NOT GUILTY of Possession with Intent to Deliver Cocaine (over 3 grams) after jury trial. (Montgomery County)

Commonwealth v. Floyd – NOT GUILTY of Possession with Intent to Deliver Cocaine (over 100 grams) after jury trial. (Montgomery County)

Commonwealth v. Vargas – NOT GUILTY of Possession with Intent to Deliver (122 pounds) of marijuana in tractor trailer after jury trial. (Montgomery County)

Commonwealth v. Waldman – Motion to Suppress granted based on coerced consent to search vehicle. Possession with Intent to Deliver 300 pounds of marijuana. DISMISSED. (Montgomery County)

Commonwealth v. BoggsNOT GUILTY Possession with Intent to Deliver kilogram of cocaine after jury trial. (Montgomery County)

Commonwealth v. Davis – Motion to Suppress granted and all drug charges. DISMISSED. (Montgomery County)

Commonwealth v. Constantino – seven to twenty year sentence for methamphetamine trafficking reversed by Pennsylvania Supreme Court and all charges. DISMISSED. (Montgomery County)

Sexual Assault

Commonwealth v. Morris - defendant’s charges of Rape, Aggravated Indecent Assault, Unlawful Contact with Minor involving alleged sexual assault of 13 year old DISMISSED prior to trial. (Montgomery County)

Commonwealth v. JaramilloNOT GUILTY of Aggravated Indecent Assault after jury trial. (Montgomery County)

Commonwealth v. Martinez NOT GUILTY of Statutory Rape, Sexual Assault and related charges after jury trial. (Montgomery County) See testimonial.

Commonwealth v. GordonNOT GUILTY of multiple Rape and Child Molestation Charges after jury trial. (Montgomery County)

Commonwealth v. Balogun – NOT GUILTY of Rape and Aggravated Indecent Assault charges after jury trial.  (Bucks County)

Commonwealth v. Flagg – NOT GUILTY of Rape and Aggravated Indecent Assault charges after jury trial.  (Montgomery County)

Aggravated Assault and Robbery

Commonwealth v. Bisignaro - NOT GUILTY of Solicitation and Criminal Conspiracy to Commit Burglary/Robbery as well as Robbery and Burglary, after a jury trial, where it was alleged that defendant “masterminded” a home invasion robbery of drug proceeds. (Montgomery County) See testimonial.

Commonwealth v. Trunk NOT GUILTY of all charges, including Aggravated Assault, Endangering Welfare of Children, Simple Assault and Recklessly Endangerment after jury trial.  Defense presented expert medical testimony that six week old infant’s twenty fractures were likely birth related. (Montgomery County) See testimonial.

Commonwealth v. Hagner NOT GUILTY of all charges, including Simple Assault and Recklessly Endangerment after jury trial.  (Montgomery County)

Weapons Offenses

Commonwealth v. Dancy – Motion to Suppress granted based on illegal police stop and search of defendant. Weapons charges DISMISSED. (Montgomery County)

Theft Offenses

Commonwealth v. Smoltze – defendant, the police chief of Temple Borough at the time, NOT GUILTY after jury trial of Theft of Movable Property and Theft by Deception, arising from allegation of theft of seized cash in police evidence. (Berks County)

Driving Under the Influence

Commonwealth v. Scott – NOT GUILTY of Driving Under the Influence (second offense) after jury trial. (Montgomery County)

Commonwealth v. Guhl – NOT GUILTY of Driving Under the Influence (second offense) after jury trial. (Montgomery County)

Commonwealth v. Durkin – NOT GUILTY of Driving Under the Influence (first offense) after jury trial. (Chester County)

Commonwealth v. Harhi – NOT GUILTY of Driving Under the Influence (second offense) after jury trial. (York County)

Commonwealth v. AntrimNOT GUILTY of Driving Under Influence (second offense) after jury trial. (Montgomery County)

Commonwealth v. RhueNOT GUILTY of Driving Under Influence (second offense) after jury trial. (Montgomery County)

Commonwealth v. DiSandriNOT GUILTY of Driving Under the Influence (second offense) after jury trial. (Chester County)

Commonwealth v. DannakerNOT GUILTY Driving Under Influence (second offense) after jury trial.(Chester County)

Commonwealth v. Pacor NOT GUILTY of Driving Under the Influence (second offense) after jury trial. (Chester County)

Commonwealth v. Porter NOT GUILTY of Driving Under the Influence (second offense) after jury trial. (Carbon County)