Executive Bio's


Robert M. Frattarola

Executive Vice President

Robert received his BA in Sociology with a concentration in Business from The Johns Hopkins University. Robert entered the workforce as a Financial Advisor for Morgan Stanley in Baltimore, Maryland where he focused on client investment needs. Robert performed asset allocation, fundamental and technical analysis as well as diagnosed specific goals, timeframe and risk/reward analysis. Morgan Stanley’s product portfolio consisted of an array of financial and insurance products, including but not limited to Retirement Programs, Estate Planning, Life and Disability Insurance and Annuities.

Subsequently, Robert accepted a position with CNA Financial Corporation as an Account Executive in their Group Benefits Department in New York City where he sold and serviced accounts with 1-50,000 employees. Robert’s responsibilities included case rating, underwriting and developing solutions for benefit programs. CNA offered a wide variety of Group Benefits Products ranging from ancillary coverage’s such as, Life, Disability, Long Term Care, Dental & Vision Insurance to niche market medical plans.

In 2004 Robert joined Herbert L. Jamison & Co., L.L.C. in their New York City office. Robert’s responsibilities include marketing and servicing Health, Life, Disability, Long Term Care, Cafeteria Plans, and Retirement programs for individuals and groups.

Robert currently holds a New York Life and Health License as well as a Series 7 and 63.

General Insurance

Roger P. Testa

Executive Vice President

Roger joined Herbert L. Jamison & Co., L.L.C. in 2001 as a Partner/Director.

His expertise is in both mid-market Property & Casualty Accounts as well as Risk Management Programs for larger insureds and specialty businesses.

He started his career on the company side working for the Home Insurance Company, and then Eagle Star Insurance Company. Roger then went to the brokerage side, where he was a marketing specialist for a large array of commercial accounts. He has extensive experience in formulating programs for mergers and acquisitions (M & A) as well as structuring and creating Directors & Officers Programs for the larger type fortune 1000 companies.

Most recently, Roger has been involved in running the coordination of the sales practices at Herbert L. Jamison in all areas. He personally oversees the Risk Management area and all its facets and miscellaneous services.

Roger also heads up the Professional Liability area for financial institutions where he has developed some manuscript policy forms used for Professional Liability and Management Liability needed in that industry.

Anthony F. Bavaro, CIC CRM

Senior Vice President

Anthony was first licensed in 1978 and had joined Jamison in 2003. His diverse career is comprised of many aspects of insurance and risk management. He graduated Magna Cum Laude with a B.S. in Business Management from Kaplan University, attended Wharton School of Business for Executives in Philadelphia and maintains both the Certified Insurance Counselor and Certified Risk Manager designations.

As a producer and account executive Anthony has handled a broad spectrum of accounts ranging from small family business to those with a global presence, municipal entities, non-profits, manufacturing and throughout various contracting sectors. He is a two-time recipient of the St. Paul Insurance Company Presidents award as well their prestigious Chairman's award for producer excellence.

As a previous owner/partner in his own agency, Anthony merged his business with another local agency that was subsequently purchased by the 8th largest agency in the U.S. Shortly thereafter Anthony was named as Profit Center Manager for the New Jersey office which included full responsibility for profit and loss and office operations. His business management skills helped his office achieve a top 10 profitability ranking of over 100 other competing offices.

His responsibilities at Jamison include overseeing ongoing sales activities including program promotions as well as account management. He maintains a loyal client following with some clients having been with him for over 25 years as he continues to build new account relationships.

Since 1998, Anthony has served on various committees and Board functions for the Professional Insurance Agents of New Jersey and was elected as the New Jersey President in 2012. He was appointed to the NJ Insurance Commissioner’s Advisory Committee by the NJ acting Commissioner.

He is a member of the Sigma Beta Delta and Phi Beta Sigma honor societies.

Anthony is a recipient of the Boy Scouts of America Woodbadge Award, an adult leadership achievement honor and is the immediate past Committee Chairman of Boy Scout Troop 112 in his hometown of Alexandria Township NJ where he resides with his wife Kathy and their three children.

Current Licenses:
New Jersey: Property and Casualty, Life/Health, Surplus Lines
New York: P&C, Pennsylvania: P&C, Florida: P&C, Massachusetts: P&C, Virginia: P&C, Connecticut: P&C

Gloria J. Stalzer, ARM, CIC, AAM, CPIW

Senior Vice President

Gloria's 30 year background in commercial lines has provided her with an innate ability to assist clients in fields such as Publishing, Radio & Television Broadcasting, Financial Institutions, Insurance Companies, Stock Brokers/Securities Dealers, Manufacturers, Exclusive Retail Stores, Large Not-for Profit Organizations, Attorneys, Telecommunications and Country Clubs. Gloria obtained designations as a CIC (Certified Insurance Counselor) in 1982, AAM (Associate in Automation Management) in 1987, CPIW (Certified Professional Insurance Woman) in 1988 and ARM (Associate in Risk Management) in 1992. She is a licensed Property and Casualty Insurance Broker in both New York and New Jersey.

Diane L. Barreiro

Vice President

Diane Barreiro began her insurance career with Marsh & McLennan in the onshore oil and gas property insurance division. She has held positions with several national and regional brokers in all areas of client service, marketing and risk management for a wide range of clients and industry types. Ms. Barreiro joined Herbert L. Jamison in 2004 as an account executive in the telecommunications department. In 2006, Diane became responsible for all new business marketing in the commercial insurance division.

Utilizing her broad range of insurance experience, Ms. Barreiro is now the Account Executive for Jamison’s Alternative Investments Insurance Management Group. Clients in this group include hedge funds, private equity firms, broker/dealers, and service providers, including compliance firms and third party marketers. In addition to the day to day management of professional insurance, claims and marketing, Ms. Barreiro is also responsible for the property and casualty and related coverages.

Ms. Barreiro is a summa cum laude graduate of Felician College with a Bachelor’s Degree in Organizational Management. She holds a New Jersey Property and Casualty Insurance License.

She is a frequent participant in industry conferences and seminars.

Professional Liability

John O. McDonald

Managing Director

John has been an insurance professional for over 30 years. John began his North American career in 1977 with J.H. Minet in Montreal working specifically on their large Accountants and Law Firm facilities. In 1981, he joined Marsh & McLennan’s Toronto office where he was responsible for the servicing, placement and development of the Canadian Law Society Professional Liability business.

In 1986 he joined Marsh’s FinPro Division in New York where he was responsible for leading Marsh’s Professional Liability Team. As a Managing Director, John was also responsible for coordinating and providing technical support on Professional Liability issues to Marsh’s U.S. office network.

In 1989, John left Marsh to join Jamison. Over the last twenty plus years, John has undertaken a number of roles within Jamison’s Professional Liability Division and currently manages Jamison’s brokerage operations and oversees the firm’s overall day-to-day operations.

John is a Director of Grosvenor Brokers, a Lloyd’s broker, a former Director of the CIAB, a former Director and active member of Risk ProNet International and the International Brokers Association (UNIBA).

Louis F. Barbaro, J.D.

Senior Vice President

Prior to joining Jamison in 1984, Lou was a partner in the New York City law firm of Mendes & Mount, where his practice involved a wide range of casualty insurance and reinsurance claims handling and coverage issues, with special emphasis in the areas of Lawyers, Accountants and Medical Professional Liability, Casualty Catastrophe Claims and Directors and Officers Liability.

Since joining Jamison, Lou assists law firms, accounting firms, financial planners, other professional service providers, state judiciaries and financial institutions, including hedge funds, private equity firms and broker-dealers, with the design and implementation of their risk transfer and risk management needs. Lou has designed national programs for judges professional liability insurance and dentists professional liability insurance. Lou also works with other members of Jamison's large account team on issues related to his areas of experience.

Lou holds a J.D. Degree from Fordham University School of Law. Lou also holds a New Jersey P&C license.

Lou has been a speaker at programs on professional liability insurance issues, including seminars sponsored by the New Jersey State Bar Association, New York State Society of CPAs, Maryland Society of CPAs, Intellectual Property Law Section of the State Bar of California, Conference of Tennessee General Sessions Court Judges, Maryland Conference of Circuit Court Judges and Maryland Seventh Judicial Circuit Conference. Lou was also a member of the faculty of the 1986 Judicial Immunity Conference of the Ohio Judicial College and the 1999 California Judges Association Annual Meeting.

Professional organization memberships include the American Bar Association, ABA Center for Professional Responsibility, ABA Standing Committee on Lawyers Professional Liability, New York State Bar Association, Professional Liability Underwriting Society, American Judicature Society and Fordham Law Alumni Association.

Charles J. Caruso, CIC, CPIA

Executive Vice President

Charles has been with the Jamison organization for over 18 years and currently manages the day-to-day operations of the unit.  He also is responsible for maintaining all carrier relationships within the Brokerage Division.  He is a graduate of Monmouth College in West Long Branch, NJ and has earned a B.S. in Business Management as well as an A.A.S. in Business Administration.

Charles has concentrated his work entirely in the Professional Liability area since joining the firm.  In the past, Charles was responsible for maintaining client relationships for many different programs including Lawyers, Accountants, Dentists and Judges Programs.  The main focus of Charles’ work continues to be in the Lawyers Professional Liability field.

Charles is the current President of the Professional Insurance Agents of NJ (PIANJ), a member of the Board of Directors on their Executive and Finance Committees.  In addition to being the current President of the Organization, Charles has recently been appointed to serve on the Glenmont National Alliance Committee (GNAC) and in the past has served as Chair of the Education and Conference Committee as well as serving on the Legislative and Regulatory Committees.  Charles is a Past President of the NJYIP’s (New Jersey Young Insurance Professionals) as well as Past Chairman of the Association’s Nominations Committee and member of Executive Committee. 

In January of 2005, Charles was appointed to serve on the Board of Directors of the American Insurance Marketing and Sales Society.  In June of 2005, Charles was awarded NJYIP Director of the Year and in June of 2007 he was awarded New Jersey Young Insurance Professional of the Year. 

Charles holds a CIC (Certified Insurance Counselor) Designation as well as the Designation of CPIA (Certified Professional Insurance Agent).  He is a member of PLUS (Professional Liability Underwriting Society), a member of the New York City AIFA (Alliance of Insurance and Financial Advisors), and is a member of the Make-A-Wish Foundation Challenge Advisory Committee.  Charles is currently pursuing Registered Professional Liability Underwriter (RPLU) designation.

Dennis Duff

Senior Vice President

Dennis has over 15 years of experience in the insurance industry. In the past 10 years, Dennis has had extensive experience developing and placing Accountant and Lawyers Professional Liability insurance with emphasis on Medium to Large firms. Prior to joining Jamison Insurance Group, Dennis was a Regional Sales Director at Bertholon-Rowland Corp. overseeing the day-to-day operation as well as developing new business opportunities. Prior to joining Bertholon-Rowland Corp., Dennis was an Account Executive at Marsh & McLennan. Dennis was part of a team that started a Lawyers Professional Liability Insurance program. Dennis was overseeing the daily operations as well as new business growth. Dennis received a B.S. in Business Management from the University of Maryland. Dennis is a member of the Professional Liability Underwriting Society.

A.J. Haugen

Executive Vice President

Since joining Herbert L. Jamison & Co, L.L.C. in 2005, A.J. has spent the majority of his time developing relationships with medium and large size law firms throughout the U.S. His responsibilities include working directly with clients and insurance companies to develop customized insurance programs designed to fit each firm’s unique needs. In addition, A.J. manages the new business team for Jamison Risk Services (JRS). JRS focuses on the insurance and risk management needs of medium and large law firms throughout the country.

A.J. has played a key role in helping Jamison to expand its partnerships with the Association of Legal Administrators, the American Association for Justice, and the American Intellectual Property Law Association. He is a member of the Professional Liability Underwriting Society and is currently working on his RPLU designation.

A.J. is a 2000 graduate of Johns Hopkins University and current member of Johns Hopkins’ New York Alumni Chapter Committee. He was a three-time All American Lacrosse player, and went on to play for the Long Island Lizards of Major League Lacrosse, and Team USA in the 2006 World Games.

Michelle R. Coleman

Vice President

Michelle has over 25 years of experience in the professional liability insurance field with a high concentration on law firm’s needs and has been part of the Jamison organization since July 2000. Michelle is responsible for the servicing and marketing for numerous professional firms in the brokerage division.

Prior to joining Jamison, Michelle was an Assistant Vice President at Minet/Aon in Montreal working with the team responsible for servicing the largest law firms in the U.S. and was part of a select few asked to relocate to New York City. Michelle also worked for a New York City wholesale and retail brokerage firm as a Vice President servicing a wide spectrum of law firms. Michelle has taken numerous insurance courses in Canada and the U.S. and is a member of the Professional Liability Underwriting Society. Michelle is a licensed property and casualty insurance broker in both New York and New Jersey.

John Ercolani, ARM, CPCU

Vice President

John has been involved within numerous risk management specialties and services for almost 25 years. His background includes both large account underwriting (over $1MM in annual premium) and the providing of brokerage services for commercial, manufacturing and various hazardous service industries (construction, engineering, miscellaneous professional liability, tough products liability risks such as explosives, machinery manufacturers, and complicated environmental service firms). He served for nine (9) years as the Assistant Risk Manager for a $1BB dollar a year conglomerate, which provided numerous professional and manufacturing services to the commercial, federal and public marketplace. He developed, marketed and serviced one of the first Professional Liability programs that provided needed professional coverages to architects, engineers, construction managers and design build firms. And he has utilized this vast experience to co-author numerous chapters in various accredited association professional manuals (the Design Build Manual for the Design Build Institute of America or DBIA, and Professional Exposures for Architects and Engineers within the Design Build Industry, published by the International Risk Management Institute, or IRMI). He enjoys learning and new challenges and prides himself on his ability to find innovative solutions for difficult situations. He has completed his CPCU and his ARM, and is in the process of finishing his RPLU designation.

Thomasina Peele

Executive Vice President

Thomasina Peele is a Senior Vice President responsible for the Management and Operation of the Professional Services Division including the Lawyers and Accounts programs. Thomasina received her Bachelor of Arts degree in Economics/Finance from Douglass College/Rutgers University. She is also a member of PLUS.

Prior to joining Jamison Ms. Peele was Assistant Vice President at CNA Insurance Companies where she established and managed an Open Brokerage Miscellaneous Professional Liability Division.

Ms. Peele was also Assistant Vice President at American International Group where she was in charge of the management of an eighty-five million dollar division of Miscellaneous Professional Liability business.

Deena M. Johnson

Vice President

Deena M. Johnson began her career at Jamison in 1989 as a Word Processor and over the years has gained a vast knowledge in the Professional Liability area. She is now responsible for assisting the Vice President in the Operation of the Professional Services Division including retaining, acquiring and servicing the Lawyers and Accountants Programs.

Prior to joining Jamison, Deena worked as an Analyst for Burns International in Parsippany, NJ, billing and reconciling one of their largest accounts, TWA.

Jamison Special Risks

Sean M. Pattwell

Managing Director

Sean M. Pattwell is a firm Partner and Managing Director. Herbert L. Jamison & Co. is among the nation's largest full service insurance brokerage firms and has for several decades specialized in professional liability program management for lawyers and accountants. Prior to joining the Jamison Organization in 1990, Mr. Pattwell was President of the American International Group's Professional Liability Division. During the period of 1981 to 1990, Mr. Pattwell had executive underwriting responsibility for AIG's worldwide lawyers professional liability portfolio. In this capacity, Mr. Pattwell was responsible for the development and implementation of all the technical underwriting associated with the lawyers professional liability product including the establishment of underwriting guidelines, risk selection criteria, pricing and the like. In addition, Mr. Pattwell had executive responsibility for several years for all of AIG's non-financial Directors and Officers Liability insurance. Mr. Pattwell has been a frequent speaker on professional liability and other insurance topics at national and international forums. Mr. Pattwell is a past President and current Trustee of the Professional Liability Underwriting Society.

John P. Ferreira

Executive Vice President

John Ferreira is an Executive Vice President of Jamison Special Risk, Inc. and Chamber Insurance Agency Services. John has more than 26 years of experience within the insurance industry.

As Executive Vice President, John is responsible for the Management and Operations of Jamison Special Risk, Inc. and Chamber Insurance Agency Services’ various insurance programs and products. These insurance programs and products consists of our national TankGuard Environmental program, Workers Compensation products, Property Guard Insurance Program (All Risk Property w/catastrophe perils), Environmental Products, Miscellaneous and Professional insurance programs and various Small Business insurance products.

John’s responsibilities include the development, implementation, administrative, underwriting and marketing of the firm’s new and existing insurance programs and products. In addition, John is responsible for the various program authorities and managing the relationships with our markets. He is also responsible for market coordination, implementation of internal procedures, guidelines, the training of personnel and management of professional staff.

John was also responsible for the Management and Operation of the firms Professional Liability Insurance Programs, which included Lawyers Professional Liability, Accountants Professional Liability and Judicial Professional Liability.

John also has experience as a claims liaison and underwriting insurance programs for the firm’s professional liability and program business. John has been with Herbert L. Jamison & Co., LLC (the parent company of Chamber Insurance) and Chamber Insurance Agency Services since 1988.

Prior to joining Jamison & Chamber, John was a litigation examiner at Liberty Mutual Insurance Company with responsibilities of handling complex claims and mediation/arbitration hearings.

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