Gartner & Bloom

Gartner & Bloom

Welcome to Gartner + Bloom PC, a full-service New York City law firm whose areas of concentration include comprehensive insurance-related litigation.

Firm Overview

Gartner + Bloom, P.C., is an AV rated law firm whose "Super Lawyer"-awarded attorneys have decades of experience. The overriding commitment of the firm is to client service. We believe that litigation is not an end in itself, but a means of advancing or protecting the client's overall goals.

At Gartner + Bloom we pride ourselves on our ability to provide high quality, cost-efficient representation and results. Our clients have repeatedly turned to us because we have made it our goal to find imaginative, practical, and cost-effective solutions to their legal and commercial problems. With a personal and business wise approach, we have built long term, satisfying client relationships. We do not view legal problems narrowly. We do not stop with the simple solution.

We maintain fully staffed offices in both New York and New Jersey. Our clients include large public corporations, smaller closely held corporations, privately-held firms, developers, contractors, and insurance carriers.

Main Office

Main Office
801 Second Avenue, 15th Floor
New York NY 10017




The law office of will Gartner & Bloom represent your family legal matters.

The law office of will Gartner & Bloom represent your family legal matters.

Iris Frank

Gartner & Bloom

STUART F. GARTNER has represented high net worth individuals in matrimonial matters and closely held corporations in commercial matters over a distinguished career. His extensive business experience has enabled him to address the most critical nature of a matrimonial or corporate dispute, with a highly practical and direct legal approach. He has tried both jury and non-jury matters in State and Federal Courts, but if possible, he seeks in an appropriate case to resolve a matter without the need for expensive and time consuming litigation.

Mr. Gartner has successfully argued both matrimonial and corporate appeals in the Appellate Divisions and Court of Appeals. van Kipnis v. van Kipnis, 11 NY3d 573 (2008), in which Mr. Gartner represented the successful litigant is the leading case in the State of New York as to the enforceability of foreign pre-nuptial agreements and the contractual interpretations of pre-nuptial agreements.

In addition thereto, he represents individuals in matters concerning divorce, equitable distribution, custody, child support, counsel fees, post-nuptial agreements, as well as shareholder, partner and member business disputes.

Mr. Gartner's reputation for ethical standards and professional ability has earned him the highest rating AV Preeminent Peer Review Rated SM by Martindale Hubbell.

In addition to the van Kipnis matter, he has numerous other reported decisions concerning corporate and matrimonial matters.

Mr. Gartner was born in New York, NY. He attended Long Island University, receiving his B.A. He was a recipient of Tuition Scholarship and a Member of Phi Alpha Theta, the National History Honor Society.

Stuart studied law at SUNY Buffalo School of Law, where he received a Tuition Fellowship and received his J.D. Soon thereafter, he was admitted to the New York Bar and to the U.S. District Court Southern District of New York.

He is a Member of the N.Y. State Bar Association; the N.Y. State Trial Lawyers Association; the American Trial Lawyers Association, Counsel Kingsbridge Riverdale-Marble Hill Food and Hunger Project.

Kenneth A. Bloom

Gartner & Bloom

Kenneth A. Bloom is a founding partner of Gartner + Bloom, PC. an AV rated law firm with offices in New York City and Springfield, New Jersey.

Ken is a skilled trial attorney, who concentrates his practice in the areas of Casualty/Liability Defense including New York Labor Law (Scaffold Law) matters; Insurance Coverage; Construction Litigation including construction defect, EIFS, apparent microbial growth (AMG), asbestos and lead paint matters, commercial auto, as well as Insurance Fraud Defense and Commercial Litigation.

Ken was admitted to the bar in the District of Columbia in 1981; New York 1982; Pennsylvania 1990; the U.S. District Court, Eastern and Southern District of New York in 1983; U.S. District Court, Northern District of New York in 1990; U.S. Supreme Court in 1985; U.S. District Court, Eastern District of Michigan in 1988; and the U.S. Court of Appeals, Second Circuit 1990.

Ken is a graduate of Cornell University (B.S., 1978), where he serves as a guest lecturer for the course, "Managing and Resolving Conflict." He obtained his J.D. from American University in 1981.

Prior to founding Gartner + Bloom, Ken was an Assistant District Attorney, Kings County, New York, 1981-1982; Senior Staff Attorney, New York City Mayor's Strike Force, 1982-1983; Partner, O'Donnell, Fox & Gartner, P.C., New York City, 1983-1990; Resident Senior Partner Cozen and O'Connor, New York City, 1991-1994.

Ken is a member of the New York State Former District Attorneys Association, Brooklyn, New York; Pennsylvania and American Bar Associations- member of the Tort and Insurance Practice Section and Alternate Dispute Resolution Section; Co- chair of the Construction Committee of the ABA Section on Dispute Resolution (2004-2005); District of Columbia Bar and the New York County Lawyers Association.

He is a frequent lecturer on construction and coverage related topics, as well as ADR He has served as both Vice-Chairman and Chairman of the MC Consultant's East Region Construction Defect Conference 2010-2014. He has lectured at the West Coast Casualty Construction Defect Conference and has been selected as a New York Superlawyer 2007- 2014, as well as one of the Top Attorneys in New York 2013.


American University
Juris Doctorate,


Gartner & Bloom

ARTHUR P. XANTHOS has been with the Firm since its founding in 1994, and as a partner since 2000. In October 2013 and again in 2014, in recognition of his success at the Bar, he was one of two members of the Firm selected as a SuperLawyer in the New York Metro area.

Arthur is in charge of trials and arbitrations for insurance and individual clients, and his areas of emphasis are premises liability, construction defect, and toxic tort. His representative clients include condominiums, cooperatives, sponsors, construction managers, general contractors, developers, and private land owners.

Arthur has had dozens of reported decisions in a range of practice areas. These include Sanchez v. Brown Harris Stevens (employment discrimination); Hui v. Tieh Chi Ho (corporations law); Spalma v. Lawrence Towers (toxic tort); Carroll v. Nostra Realty (toxic tort); Ogust v. 451 Broome Street (toxic tort); DiCarlo v. Beacway (toxic tort); Great Northern v. 33072 Owners (insurance subrogation); Theodoli v. 170 East 77 (civil procedure); Van Kipnis v. Van Kipnis (contracts); Jones v. 170 East 92 Street (toxic tort); Waller v. Site Safety (premises liability); Payson v 50 Sutton Place South (insurance subrogation); and Brown v. Time Warner Cable (employment discrimination). (For copies of these and other reported decisions in which the Firm was involved, see "Publications" above.)

Arthur has 20+ years of trial experience and has garnered numerous defense verdicts and other successful trial resolutions. Some verdicts of note include Shuler v. Chiuten (1997)(medical malpractice directed verdict); Sorrentino v. Panzer Demolition (2000) (premises liability defense verdict); Garcia v. Reika Realty (2002) (premises liability defense verdict); Hui v. East Broadway Mall (2006) (business law defense verdict); Smith v. N.Y. Enterprises (2008)(premises liability trial); Carol Francis v. Leon B. DeMatteis (2010)(toxic tort defense verdict); and Berenger v. 261 West LLC (2011)(condominium cooling tower nuisance trial).

Arthur also lectures extensively, and has served as a Visiting Assistant Professor of Business Law at Pratt Institute since 2009, where he teaches students working toward a construction management degree.


Gartner & Bloom

CHRISTINE M. MESSINA was born in New York, New York, October 20, 1972. She was admitted to the New York bar 1998 and to the New Jersey bar 1997.

Ms. Messina attended Boston University (B.A. 1994) and St. Johns University School of Law (J.D. 1997). She was nominated to the American Bankruptcy Institute Law Review. She served as Judicial Law Clerk to the Hon. Marlene Lynch Ford, Superior Court of New Jersey, Ocean Vicinage, 1997-8. Ms. Messina is a New Jersey State Certified Mediator.

Ms. Messina is a member of the New York State Bar Association and the New York County Lawyers Association. Her areas of concentration include Casualty/Liability Defense; Construction Litigation including construction defect and apparent microbial growth (AMG), Labor Law, Commercial Auto Defense and Insurance Coverage Litigation.


St. Johns University School of Law
Juris Doctorate,


Gartner & Bloom

MARC SHORTINO was born in Passaic New Jersey, July 17, 1972. He was admitted to the New Jersey and U.S. District Court, New Jersey 1998; New York bar 1999. He attended Rutgers University (B.A. 1994) and Seton Hall University School of Law (J.D. 1998). He served as Judicial Law Clerk to the Hon. Stephen F. Smith, Superior Court of New Jersey, Civil Division, Morris Vicinage, 1998-1999. Mr. Shortino is a New Jersey State Certified Mediator.

Marc has been with the firm since 2001, and has been a partner since 2006. Marc is the managing partner of the firm's New Jersey office, located in Springfield, New Jersey. Marc is in charge of all trials and arbitrations out of New Jersey for both insurance and individual clients, His areas of concentration include casualty defense, construction litigation including construction defect, EIFS, mold and toxic torts, insurance coverage litigation, personal injury and professional liability defense.

With regard to construction defect litigation, Mr. Shortino has represented developers, contractors, and design professionals in both New York and New Jersey, state and federal courts. Marc has been recognized as a New Jersey "Super Lawyer" and recognized by New Jersey Monthly Magazine as an "Outstanding Young Lawyer." Marc has lectured at the West Coast Casualty Construction Defect Conference discussing construction defect issues in the state of New Jersey and the northeast.

Marc has 15+ years of litigation experience and has successfully garnered numerous trial resolutions on behalf of his clients. Some prominent published decisions of note include Port Imperial Condominium Ass'n v K. Hovnanian Port Imperial Urban Renewal, 419 NJ Super 459 (App. Div. 2011)(successful summary judgment based upon statute of repose); Robertet Flavors, Inc. v. Tri-Form Construction, et al., 203 N.J. 252 (2010)(limitation placed upon plaintiff's expert due to spoliation of evidence). Prior to joining Gartner + Bloom, Marc was a trial lawyer, representing clients in bodily injury, matrimonial and commercial litigation matters.

Mr. Shortino has been practicing law in New York and New Jersey, in state and federal courts since 1998-99.


Seton Hall University School of Law
Juris Doctorate,


Gartner & Bloom

DOUGLAS A. GINGOLD was born in Spring Valley, New York, November 16, 1966. He received a Bachelor of Arts in Political Science from the University of Delaware in 1988. He received a Juris Doctorate from New York Law School in 1991.

Prior to joining Gartner & Bloom, Mr. Gingold served as senior trial counsel for a national insurance company (staff counsel office) as well as for an insurance defense litigation firm.

Mr. Gingold is admitted to the bars of the State of New York, the State of New Jersey, the Federal courts for the Southern and Eastern Districts of New York and the District of New Jersey.

He is a trial attorney with over 22 years of experience. More than 90% of his trials are in the pro-plaintiff venues of Bronx, Brooklyn and Queens. He has tried more than 90 cases to verdict and routinely selects more than 10 juries a year. Mr. Gingold's practice includes the defense of transportation cases (commercial trucks and personal auto), labor law, premises, construction, dram shop, property damage and related tort matters.


New York Law School
Juris Doctorate,


Gartner & Bloom

SUSAN P. MAHON was born in Neptune, New Jersey, April 18, 1958. She was admitted to the New Jersey State bar, 1989, the New York State bar 1990, the United States District Court Southern and Eastern Districts of New York 1991 and the United States Court of Appeals, Third Circuit 2005.

She matriculated at the University of Delaware, Newark, Delaware (B.A. 1980) and at Albany Law School of Union University, Albany New York (J.D. 1989).

Ms. Mahon is a member of the New York State Bar Association, New Jersey State Bar Association, and the Maritime Law Association of the United States. She focuses on Commercial and Construction Litigation. Her reported cases include Quinn v. Teti, 2000 U.S. App. Lexis 27210; Maklihon Mfg. Corp. v. Air-City, Inc., 224 A.D.2d 187 ; Holness v. Maritime Overseas Corp., 174 Misc.2d 626 (Sup. Ct. New York Co. 1997).


Albany Law School of Union University
Juris Doctorate,

Alissa A. Mendys

Gartner & Bloom

Alissa A. Mendys graduated from Boston College in 2000 and Emory University School of Law in 2004, where she was a managing editor of the Emory International Law Review. She was admitted to practice in New Jersey in 2004, the United States District Court for the District of New Jersey in 2004, and New York in 2006. Alissa served as the law clerk to the Honorable David B. Rand, J.S.C., Superior Court of New Jersey, Morris County in 2004-2005. She then worked for Sullivan and Graber in Morristown, New Jersey from 2005-2006, handling automobile insurance defense matters. Alissa was then an associate with Weiner, Millo, Morgan & Bonanno, LLC in New York, New York from 2006-2014.

She has experience handling cases involving premises liability, assault, automobile accidents, Labor Law and construction accidents and defects. Alissa has also successfully handled appeals in the First and Second Departments in New York.