Boston · High-stakes litigation

Criminal defense

From the first knock on the door through trial and First Circuit appeal—Denner Lamanna defends individuals and organizations in Massachusetts state court, the U.S. District Court for the District of Massachusetts, and coordinated federal forums.

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Years trial experience

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$28M+

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Denner Lamanna Criminal defense

From the first knock on the door through trial and First Circuit appeal—Denner Lamanna defends individuals and organizations in Massachusetts state court, the U.S. District Court for the District of Massachusetts, and coordinated federal forums. Denner Lamanna represents clients when freedom, reputation, and enterprise value are on the line. Based in Boston, the firm appears in Massachusetts state courts, the District of Massachusetts, and appellate forums nationwide where licensing rules permit coordinated advocacy.

We advocate for you

Trial depth for criminal defense

A criminal conviction in Massachusetts or federal court can mean prison, deportation, professional disbarment, and permanent loss of firearms and licensing rights. Prosecutors and agents build cases during the investigative phase—before you ever see an indictment—and early missteps in interviews or document production often become the evidence at trial. The window to shape charging decisions, preserve suppression issues, and coordinate parallel regulatory exposure closes quickly once the government commits to a theory. Federal cases in Boston follow the U.S. Sentencing Guidelines, pretrial detention under the Bail Reform Act, and discovery obligations that differ materially from state practice. Wire fraud, public corruption, narcotics conspiracies, and firearms charges often arrive with voluminous electronic evidence and parallel regulatory investigations. Early counsel coordinates with state proceedings, licensing boards, and civil exposure. Preservation for First Circuit appeal begins at the plea colloquy and sentencing hearing—not after judgment enters. Denner Lamanna follows a disciplined process—Immediate intake & privilege review: We assess exposure, identify parallel civil and licensing consequences, and establish attorney–client protocols before any government contact or internal investigation proceeds. Investigation response: Grand jury subpoenas, search warrants, target letters, and agent interviews are handled with document preservation, witness strategy, and proffer evaluation where appropriate. Pretrial motion practice: Suppression, discovery, and evidentiary motions define what a jury will hear—especially in white-collar, firearms, and public-corruption matters with complex records. Trial or negotiated resolution: We staff for jury trial in Massachusetts Superior Court, District Court, and the District of Massachusetts—with sentencing and restitution planning integrated from the first case conference. Sentencing, appeal & collateral: Guidelines advocacy, First Circuit and Massachusetts appellate review, and coordination with licensing, immigration, and civil proceedings that outlast the criminal case. Institutional defendants and opposing counsel deploy delay, denial, and resource advantages. Criminal defense matters deserve trial-ready counsel from Boston who builds for courtroom advocacy—not volume docket management.

Massachusetts context

The exposure is greater than they are telling you

Prosecutions in Massachusetts move on statutory deadlines and crowded dockets. Early counsel affects bail, charging, and what a jury ultimately hears.

~85k

Index crimes reported annually in Massachusetts

FBI UCR / MA EOPSS reporting

D. Mass.

Federal prosecutions for Boston & statewide

U.S. District Court — Boston

72 hrs

Typical window for initial bail & arraignment decisions

Mass. Superior & District Courts

First Cir.

Appellate review of federal convictions

U.S. Court of Appeals — Boston

What we pursue

  • Prison exposure and mandatory minimums
  • Professional licensing and career consequences
  • Immigration and security clearance collateral
  • Restitution and asset forfeiture
  • Firearms and civil rights disabilities
  • Appellate and post-conviction relief

Past results and statistics vary by case. This is general educational information—not a guarantee of outcome.

Practice scope

What we handle in criminal defense

Denner Lamanna accepts high-stakes criminal defense mandates in Massachusetts state court, federal court in Boston, and appellate forums.

What we handle

  • White-collar, fraud, and public-corruption investigations
  • Federal and state indictments, trials, and sentencings
  • Pre-indictment strategy and grand jury matters
  • Firearms, violent-crime, and licensing collateral
  • First Circuit and Massachusetts criminal appeals
  • Wire fraud, mail fraud, and securities fraud prosecutions
  • Embezzlement, employee theft, and corporate internal investigations
  • Public corruption, bribery, and honest-services fraud
  • Firearms trafficking, possession, and LTC collateral proceedings
  • Homicide, assault, robbery, and violent felony trials
  • OUI and motor-vehicle felony enhancements
  • Narcotics conspiracies and mandatory minimum cases
  • Money laundering and RICO conspiracy charges
  • Tax evasion and financial crimes
  • Pretrial detention and bail hearings in federal court
  • Post-conviction relief and criminal appeals
  • Parallel SEC, FINRA, and licensing revocation defense

Common consequences

  • Investigation response
  • Indictment & trial
  • Appeals & collateral
  • Massachusetts Superior Court
  • District of Massachusetts
  • White-collar, fraud, and public-corruption investigations
  • Federal and state indictments, trials, and sentencings
  • Pre-indictment strategy and grand jury matters

Discuss your criminal defense confidentially

Delaying counsel can hurt both your position and your case. If you face criminal defense exposure, contact Denner Lamanna for a confidential review.

Request confidential review (617) 886-5188

The first 24 hours

What to do when the worst happens

Immediate steps that protect your rights before the government or opposing counsel locks in a theory of the case.

Arrest

  • Don't discuss the case.
  • Don't consent to searches.
  • Contact counsel.

Subpoena

  • Do not ignore it.
  • Preserve documents.
  • Determine the scope and deadline.

Lawsuit

  • Do not respond directly to the opposing party.
  • Preserve evidence.
  • Identify the response deadline.

Search warrant

  • Do not interfere with the search.
  • Contact counsel immediately.

Government investigation

  • Do not assume silence means the investigation is over.

If you're facing one of these situations, contact Denner Lamanna.

Emergency line 617.886.5188 Confidential inquiry

Why Denner Lamanna

Trial depth for consequential cases

You bring your matter. We bring Massachusetts trial experience, appellate depth, and staffing built for the courtroom.

Trial-ready staffing

Expert and investigator investment from intake—not after negotiations stall.

State, federal & appellate

One team from Boston through Massachusetts courts, Boston federal court, and the First Circuit.

High-stakes focus

Complex criminal, civil rights, injury, family, business, military, and appellate mandates.

Confidential intake

No charge to inquire. Early counsel protects evidence and deadlines.

Trial posture from the first interview

Denner Lamanna staffs high-stakes criminal matters for courtroom advocacy—not plea management. That posture changes leverage in investigations, grand jury practice, and pretrial negotiations.

State, federal & appellate continuity

One team carries matters from Boston through Massachusetts trial courts, the Boston federal courthouse, and First Circuit appeal—so preservation and strategy stay coherent.

Complex and high-visibility experience

The firm has defended white-collar, public-corruption, firearms, and violent-crime prosecutions where media attention, parallel proceedings, and career-ending exposure demanded integrated counsel.

Our process

How we handle criminal defense

A disciplined sequence from first contact through trial or resolution—built for high-stakes Massachusetts and federal litigation.

Step 01

Immediate intake & privilege review

We assess exposure, identify parallel civil and licensing consequences, and establish attorney–client protocols before any government contact or internal investigation proceeds.

Step 02

Investigation response

Grand jury subpoenas, search warrants, target letters, and agent interviews are handled with document preservation, witness strategy, and proffer evaluation where appropriate.

Step 03

Pretrial motion practice

Suppression, discovery, and evidentiary motions define what a jury will hear—especially in white-collar, firearms, and public-corruption matters with complex records.

Step 04

Trial or negotiated resolution

We staff for jury trial in Massachusetts Superior Court, District Court, and the District of Massachusetts—with sentencing and restitution planning integrated from the first case conference.

Step 05

Sentencing, appeal & collateral

Guidelines advocacy, First Circuit and Massachusetts appellate review, and coordination with licensing, immigration, and civil proceedings that outlast the criminal case.

How we help

Counsel at every stage

01

Investigation response

Subpoenas, search warrants, agent interviews, and internal investigations in white-collar and public-corruption matters.

02

Indictment & trial

Massachusetts Superior Court, District Court, and federal jury trials with integrated investigator support.

03

Appeals & collateral

First Circuit and Massachusetts appellate review, plus post-conviction and licensing consequences.

In depth

Massachusetts criminal defense — what you should know

Educational overview of local law, data, and litigation context—not legal advice for your specific situation.

State prosecution in Massachusetts Superior and District Court

Massachusetts divides most criminal matters between District Court (misdemeanors and some felonies) and Superior Court (serious felonies and mandatory Superior Court jurisdiction). Arraignment, bail, and conditions of release are often decided in the first 72 hours—before clients fully understand how statements, text messages, and social media will appear at trial.

Discovery reform and open-file practices vary by district attorney's office, but prosecutors still control charging decisions, grand jury presentations, and plea offers. Denner Lamanna engages when leverage still exists: before indictments harden theories, before proffers waive defenses, and before probation surrender or violation hearings add exposure.

Federal criminal defense in the District of Massachusetts

Federal cases in Boston follow the U.S. Sentencing Guidelines, pretrial detention under the Bail Reform Act, and discovery obligations that differ materially from state practice. Wire fraud, public corruption, narcotics conspiracies, and firearms charges often arrive with voluminous electronic evidence and parallel regulatory investigations.

Early counsel coordinates with state proceedings, licensing boards, and civil exposure. Preservation for First Circuit appeal begins at the plea colloquy and sentencing hearing—not after judgment enters.

Overview

Boston counsel for criminal defense

Denner Lamanna represents clients when freedom, reputation, and enterprise value are on the line. Based in Boston, the firm appears in Massachusetts state courts, the District of Massachusetts, and appellate forums nationwide where licensing rules permit coordinated advocacy.

We accept complex, high-stakes mandates where we can walk beside a client for the full timeline—from the first sign of an investigation through trial and appeal. When we cannot undertake representation, we aim to give candid guidance about risk, timing, and next steps.

High-stakes criminal defense in Massachusetts

Massachusetts prosecutions move quickly once an investigation becomes public. Early counsel can help preserve evidence, manage interviews, shape charging decisions, and position pretrial motions before the government commits to a theory of the case.

Pre-indictment strategy in Massachusetts and federal investigations

Many consequential criminal cases are won or lost before an indictment exists. Grand jury practice, search-warrant returns, and voluntary interviews create records that define trial—and appellate—issues for years. Denner Lamanna engages early when clients face white-collar, corruption, or violent-crime exposure in Boston and across Massachusetts.

Integrated trial and appellate criminal practice

Effective criminal defense requires appellate standards in mind from the first motion. Our team includes counsel admitted to the First Circuit and experienced before the Massachusetts Appeals Court and Supreme Judicial Court—so preservation is built into trial strategy, not added after conviction.

Our approach

Trial posture from the investigative phase

In high-stakes criminal matters, leverage is often won or lost before an indictment. We staff for trial from the first interview and move early when exposure can still be shaped.

01Early interventionGrand jury, search warrant, and interview strategy before charging decisions harden.
02Trial-ready staffingOne team carries the matter through motions, trial, sentencing, and appeal.
03Parallel exposureCoordination when licensing, regulatory, or civil consequences run alongside criminal risk.

Client stories

Real clients. Real advocacy.

Representative client feedback. Individual results vary; testimonials do not guarantee similar outcomes.

★★★★★

“Jeffrey Denner has taken on an impossible situation for me. Attorney Denner will be there for you 24/7, make certain all is in order, has a phenomenal staff and goes the distance for his clients.”

— Verified Client
★★★★★

“Jeff handled a case for my wife that wasnt really within the scope of his practice. He, and his associates, litigated her case with the utmost professionalism and kindness ive never encountered with any other lawyer or law firm.”

— Brian
★★★★★

“Jeff was unbelievable in helping me with a serious legal issue I was facing. He was responsive, intelligent, and informative. He clearly explained all of my options in a way that was easy for me to understand.”

— Kim
★★★★★

“Jennifer Lamanna is an outstanding attorney. She is smart, tough, and compassionate—a rare combination in high-stakes family litigation.”

— Verified Client

Where we serve

Boston & Massachusetts counsel

From our Boston office—minutes from the John Joseph Moakley Courthouse, the Suffolk County Superior Court, and the Massachusetts statehouse—we defend criminal matters across Massachusetts and in coordinated federal and international proceedings.

Boston Boston Cambridge Somerville Medford Brookline Newton Quincy Worcester Springfield Cape Cod Massachusetts statewide U.S. District Court — Boston First Circuit

Forums

Where these cases are litigated

Massachusetts Superior Court District of Massachusetts Massachusetts Appeals Court First Circuit Supreme Judicial Court

When to contact us

  • You received a grand jury subpoena, target letter, or search warrant
  • Federal agents or police requested an interview—scheduled or unannounced
  • You were arrested or summoned to arraignment in state or federal court
  • Your employer, board, or regulator flagged a parallel investigation
  • A co-defendant pleaded guilty and you need independent counsel immediately

FAQ

Frequently asked questions

Common questions about criminal defense in Massachusetts and federal court.

When should I hire a Boston criminal defense lawyer?

As early as possible—ideally at the first sign of an investigation, search warrant, grand jury subpoena, or arrest. Early counsel can influence charging decisions and preserve issues for trial and appeal.

Does Denner Lamanna handle federal cases in Boston?

Yes. The firm appears in the U.S. District Court for the District of Massachusetts and handles First Circuit appeals alongside Massachusetts state criminal matters.

What makes a criminal matter high-stakes?

High-stakes cases typically involve significant prison exposure, professional licensing, business continuity, media attention, or parallel civil and regulatory proceedings that must be coordinated from day one.

Should I speak to investigators without a lawyer present?

Almost never. Statements made during an investigation are among the most common sources of conviction evidence—and waivers of rights are difficult to undo. Consult counsel before any voluntary interview.

What is the difference between state and federal prosecution in Boston?

Federal cases in the District of Massachusetts follow different rules, sentencing guidelines, and discovery obligations than Massachusetts state court—and pretrial detention is more common. Forum and charging decisions are strategic questions we address at intake.

Can you help if I have not been charged yet?

Yes. Pre-indictment counsel is often the most consequential phase—when charging decisions, cooperation posture, and document production strategy can still be shaped.

Does the firm handle criminal appeals only?

We accept appellate mandates directly and also carry cases from investigation through trial and First Circuit or Massachusetts appellate review.

What collateral consequences should I plan for?

Criminal exposure often triggers professional licensing, immigration, firearms, security clearance, and civil liability. We coordinate strategy across forums from the first meeting.

Still have questions?

Contact Denner Lamanna for a confidential, no-obligation review.

Get answers now

See if we can help

Confidential criminal defense intake with Boston trial and appellate counsel. No charge to inquire.

Request confidential review (617) 886-5188