Louison, Costello, Condon & Pfaff, LLP
Boston, MA Courts in Massachusetts
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| Address | Automatically | Confirmed | 2026-07-28 |
| Phone number | Automatically | Confirmed | 2026-07-28 |
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About Louison, Costello, Condon & Pfaff, LLP
Louison, Costello, Condon & Pfaff, LLP is a Boston law firm serving individuals, public entities, insurance companies, municipalities, labor unions and businesses throughout Massachusetts.
The firm handles employment law, personal injury, insurance defense, criminal defense, municipal law, tax title foreclosure, civil rights defense, land use, construction and contract matters.
Its lawyers appear in Massachusetts state and federal courts, appellate courts and administrative hearings. The website describes the practice as a small firm that gives clients direct access to their individual counsel.
The firm was founded in 1987 by Douglas I. Louison and Nancy Merrick, who had served as assistant corporation counsels for the City of Boston. Merrick later left the firm to serve as an associate justice of the Massachusetts Superior Court.
The firm also established the Baystate Legal Defense Fund, a legal plan for public employees covering professional and personal matters. Its office is at 10 Post Office Square, Suite 1330, Boston, Massachusetts 02109.
Editor's Review
VerifiedLawFirms editorialOrigins and reach across Massachusetts
Douglas I. Louison and Nancy Merrick founded Louison, Costello, Condon & Pfaff, LLP in 1987. Both founders had worked as assistant corporation counsels for the City of Boston. Merrick later left the firm to become an associate justice of the Massachusetts Superior Court.
The firm is based in Boston and serves clients throughout Massachusetts. Its published client list includes individuals, public entities, insurance companies, municipalities, labor unions and businesses. That mix places private disputes and public law matters within the same office.
Courts and administrative forums
The website says the firm's lawyers appear in Massachusetts state courts, federal courts, appellate courts and administrative hearings. In my opinion, this gives prospective clients a useful picture of where the lawyers work. Each forum has its own filing rules, deadlines and methods for reviewing evidence.
Trial courts address facts, motions and legal claims in the first instance. Appellate courts review claimed errors through written briefs and, in some matters, oral argument. Administrative hearings follow agency procedures and may involve records, witness testimony and written findings.
Personal injury and insurance matters
The published practice list covers personal injury, dog bites, truck accidents and medical malpractice. The firm also handles insurance defense. These fields can involve the same accident or alleged injury, though each party enters the matter with a different legal position.
A personal injury claim usually requires proof of fault, causation and loss. Medical records, incident reports, photographs and witness accounts can help counsel assess those points. An insurer may also review policy terms, claim notices and the available evidence before deciding how to respond.
Dog bites and truck accidents
Dog bite matters often involve the identity of the animal's owner or keeper, the location of the incident and the nature of the injury. Medical treatment records can document harm. Animal control records, photographs and witness statements may also affect the factual inquiry.
Truck accident cases can add commercial records to the usual injury evidence. Driver logs, dispatch material, maintenance records and company policies may help explain what happened. Multiple people or companies may take part in the claim, so counsel often must identify each party's role and insurance coverage.
Medical malpractice claims
Medical malpractice matters focus on the care provided and the harm that allegedly followed. Lawyers commonly review the medical chart, treatment timeline and statements given by the patient or providers. Medical analysis may help address the expected standard of care and the claimed cause of injury.
These cases often require close control of records and deadlines. The parties may exchange documents, take sworn testimony and ask a court to decide legal issues before trial. Settlement discussions can occur during the case, while a judge or jury may decide claims that remain disputed.
The insurance defense side
Insurance defense work begins with the claim, the policy and the allegations made against the insured party. Defense counsel may examine coverage material, pleadings and the underlying event. Counsel also responds to discovery, prepares motions and represents the client during hearings or trial.
The firm's service to insurance companies gives this area a clear place in its published client mix. Insurance cases can involve contract language as well as liability facts. The court may need to decide what the policy says, while a separate inquiry addresses who bears legal responsibility for the event.
Criminal defense, white-collar cases and impaired driving
The firm's criminal practice includes general criminal defense, white-collar crime, DUI and DWI matters. A criminal case can affect liberty, driving privileges, employment and public records. Early review often centers on the charge, police reports, witness accounts and the conditions set by the court.
After a charge enters court, the case may involve an arraignment, evidence requests, motions and plea discussions. The prosecution carries the burden of proving the charge. Defense counsel examines the evidence, identifies legal issues and presents the client's position at each required hearing.
Record-heavy criminal allegations
White-collar cases often depend on financial records, contracts, messages and other business documents. Investigators may build a timeline through transactions and communications. Counsel must organize that material and test how each document connects to the alleged conduct.
These matters may begin with an investigation before any formal charge. Interviews, subpoenas and document demands can shape the early stages. If prosecutors file charges, the case then proceeds under criminal rules and the orders of the court.
DUI and DWI proceedings
Impaired-driving allegations may involve observations by police, field testing, chemical test records and video. The defense can examine how officers gathered each piece of evidence. Court dates and motor vehicle consequences may follow separate procedures.
The exact course depends on the charge and the available proof. Motions may address the legality of a stop, the collection of evidence or the use of statements. A negotiated resolution or trial can follow after the parties assess the record.
Public, employment and property-related work
The firm's broader practice list includes employment law, municipal law, civil rights defense, land use and tax title foreclosure. It also handles construction and contract matters. This range corresponds with the individuals, government bodies, unions and businesses named on the website.
Employment disputes often turn on workplace policies, agreements, personnel records and communications. Some claims proceed through an administrative agency, while others enter state or federal court. The type of claim determines the filing path and the evidence the parties must present.
Municipal and civil rights defense
Municipal matters can concern local authority, public duties, ordinances or government decisions. Civil rights defense may require counsel to examine official records, the conduct alleged and the legal rules that apply to a public actor. Courts can also address whether a claim meets the standards required by state or federal law.
Administrative hearings use their own procedures for notice, evidence and review. A public entity may need counsel at the hearing and during any later court challenge. The firm's stated work in courts and administrative forums is relevant to this part of its practice.
Land use, construction and contracts
Land use matters often involve permits, zoning rules, plans and decisions made by local boards. The record created before a board can matter if a party later seeks court review. Filing dates and notice documents may shape the available legal options.
Construction disputes usually depend on written agreements, plans, change orders, invoices and project communications. Contract matters also require close reading of the duties accepted by each party. A court may consider performance, payment and any claimed breach.
Tax title foreclosure
Tax title foreclosure concerns the legal process tied to unpaid local property taxes. Title records, notices, payment history and statutory deadlines commonly guide the case. The rights of the municipality, owner and other interested parties may require separate review.
These proceedings can involve court filings and questions about redemption rights. Accurate ownership records are central because the result may affect an interest in real property. Municipal records often provide the starting point for the legal analysis.
How the attorney team is built
The website names ten current attorneys. David E. Condon is identified as a partner. Bradford N. Louison and Stephen C. Pfaff are identified as principals, while Joseph A. Padolsky is identified as an associate.
The roster also names Douglas I. Louison, Devin McDonough, Alexandra "Sasha" M. Gill, Claire R. Chang, Joseph A. Mongiardo and Manuel D. Soza as attorneys. Douglas I. Louison's presence connects the current roster with the firm's founding in 1987. The published titles give readers a basic view of leadership and associate roles.
Direct access to individual counsel
The website describes the office as a small firm where clients have direct access to the lawyer handling their matter. That working model can make responsibility for communication easier to identify. Clients can direct factual updates and procedural questions to the individual counsel assigned to the case.
Direct contact also matters when a case includes deadlines, document requests or scheduled hearings. The responsible lawyer needs timely facts and records, while the client needs clear notice of the next required step. The firm's description places that attorney-client contact within its stated approach.
A legal plan for public employees
The firm established the Baystate Legal Defense Fund as a legal plan for public employees. Legal plans of this kind require members to check eligibility, covered matters and the process for requesting counsel. The relevant plan documents control those questions.
The fund adds a defined public employee component to the firm's published history. The website says the plan covers professional and personal matters.
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Alexandra “Sasha” M. Gill
Alexandra M. Gill is an attorney at Louison, Costello, Condon & Pfaff, LLP in Boston, Massachusetts. She attended the University of Miami School of Law, where she earned a juris doctor degree in 2005. Her practice includes civil litigation, estate planning and probate, and personal injury matters, and she represents plaintiffs in these areas.
Bradford N. Louison Principal
Claire R. Chang, Esq.
David E. Condon Partner
Devin McDonough
Douglas I. Louison
Douglas I. Louison is an attorney at Louison, Costello, Condon & Pfaff, LLP in Boston, Massachusetts. His practice focuses on civil litigation and employment and labor matters.
Joseph A. Mongiardo, Esq.
Joseph A. Padolsky Associate
Joseph Padolsky is an attorney at Louison, Costello, Condon & Pfaff, LLP in Boston, Massachusetts. He handles matters involving civil litigation, insurance coverage, employment and labor, and civil rights. He graduated from Suffolk University Law School in 2010.
Manuel D. Soza, Esq.
Stephen C. Pfaff Principal
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Map of 10 Post Office Square, Boston, MA (see the address above for a text alternative).