- District of Columbia
- State of New Jersey
- State of New York
- United States District Court for the District of New Jersey, the Southern and Eastern Districts of New York, and the District of Columbia
- United States Court of Appeals for the Second and Third Circuits
With a Master of Law degree in employment law, and as Co-Chairman of the firm’s Employment Law Group, Dennis J. Alessi has spent over thirty-five years representing employers in all aspects of employment law and human resource management; specifically assisting employers in developing and implementing comprehensive personnel management programs, including employee manuals, and all personnel policies and forms; conducting educational seminars for managers on all aspects of personnel management; otherwise ensuring employer compliance with all employment-related laws; and counseling employers on managing individual personnel problems to avoid lawsuits.
When litigation is brought by employees, Dennis has defended employers before the New Jersey Division on Civil Rights, the Equal Employment Opportunity Commission, and all other federal and state employment regulatory agencies. Dennis has also defended employers in hundreds of employment discrimination/harassment, wrongful termination, and “whistleblower” cases in all federal and state courts in New Jersey and New York, in administrative law hearings and arbitrations.
Dennis also has decades of expertise in traditional labor law, including conducting union avoidance campaigns, negotiating collective bargaining agreements, grievance processing and arbitrations, wage and hour audits and litigation, and all forms of proceedings before the National Labor Relations Board (NLRB), federal and state Departments of Labor.
- Sections American Bar Association, Health and Hospital Section
- New Jersey State Bar, Health and Hospital Law and Employment Law
22 Attorneys Named to 2024 Best Lawyers List
August 17, 2023Mandelbaum Barrett PC is proud to announce that 22 lawyers were recognized to the 2024 Best Lawyers list. At Mandelbaum Barrett PC, we have always strived for excellence and have consistently sought to uphold the highest standards of legal practice. This recognition serves as a reminder of our ongoing mission to provide unparalleled legal representation […]
Peter Tanella and Dennis Alessi to Present at WVC 2023
January 31, 2023The National Veterinary Law Group at Mandelbaum Barrett PC Chair Peter Tanella, Esq. and Partner Dennis J. Alessi, Esq. will be giving 2 presentations at the upcoming WVC Conference in Las Vegas on February 21st. Their first session will be “Everything You Wanted to Know About MSOs: And Why Veterinarians Should Establish Their Own” followed by “Non-Traditional Methods for […]
Dennis J. Alessi Answers Reader’s Question for Newsweek Magazine.
January 9, 2023“I’m more qualified than my co-workers, but they earn more – What should I do” asked a Newsweek reader recently and Mandelbaum Barrett PC Employment Law attorney Dennis J. Alessi, Esq. weighed in. In the article, Alessi talks about wage increase promises being considered “verbal agreements” that may be enforceable. Read full article here.
Dennis J. Alessi interviewed by Newsweek Regarding Overtime and Sick Leave on Trending Story
December 12, 2022Dennis J. Alessi recently spoke with Newsweek to weigh in on a trending story about an employee who took sick leave to go on holiday for their mental health. The worker, who received a sick note from their doctor, got six weeks off work, and booked a holiday during this time says that their boss wasn’t […]
Peter Tanella, Esq. and Dennis Alessi, Esq. Co-Author Article in Today's Veterinary Business Titled "Fair Share"
April 12, 2022Peter Tanella, Esq., Chair of the National Veterinary Law Group at Mandelbaum Barrett PC and Partner Dennis Alessi, Esq. have co-authored an article in the April/May issue of Today's Veterinary Business titled "Fair Share." The article is featured in Mr. Tanella's regular column called "Legal Lingo" and discusses how granting equity interest in a hospital is a great way to beef up employee compensation and enhance loyalty.
Peter Tanella and Dennis Alessi to present at the VHMA 2022 Virtual Legal Symposium
April 7, 2022National Veterinary Law Group at Mandelbaum Barrett PC Chair, Peter Tanella. Esq. and Partner Dennis Alessi, Esq. will be giving two presentations at the VHMA (Veterinary Hospital Managers Association) 2022 Virtual Legal Symposium on April 7th, 2022 from 1pm to 4:15pm ET. Topics include: Incentivizing Employees with Equity Interest - New Opportunities in Non-Traditional Methods Everything You Wanted to Know About Management Services Organizations (MSO) (And why veterinary professionals should establish their own)
Winter 2021 Veterinary Newsletter
February 15, 2021
Spring 2020 Veterinary Newsletter
May 29, 2020
Mandelbaum Barrett PC to Host Complimentary Webinars on COVID-19's Impact on Businesses and Healthcare Providers
March 19, 2020Please join us for two complimentary webinars on employment and operational issues raised by the spread of COVID-19, led by Steven I. Adler, Mohamed H. Nabulsi and Dennis J. Alessi. For more information and to register, click here.
Dennis Alessi and Raj Gadhok Presented at the New York County Dental Society
October 16, 2019Mandelbaum Barrett PC attorneys Dennis J. Alessi, Esq. and Raj Gadhok teamed up with Cristina L. Amyot, MHRM, SHRM-SCP, SPHR of EnformHR, LLC to present a 3 -hour CE course to dentists at the New York County Dental Society’s upcoming program on New York’s new anti-harassment law.
Dennis Alessi Interviewed for ROI-NJ on the Frequency of Healthcare Regulation Changes
April 8, 2019Dennis J. Alessi, Esq., Co-Chair of Mandelbaum Barrett PC's Healthcare and Employment Law Practice Groups, was recently interviewed for an ROI-NJ piece on the frequency of healthcare regulation changes and the effect that it has on physician and practice group compliance. Read the article here.
Dennis Alessi and Raj Gadhok to Present at the New York County Dental Society
October 29, 2018Mandelbaum Barrett PC attorneys Dennis J. Alessi, Esq. and Raj Gadhok are teaming up with Cristina L. Amyot, MHRM, SHRM-SCP, SPHR of EnformHR, LLC to present a 3 -hour CE course to dentists at the New York County Dental Society's upcoming program on New York's new anti-harassment law. Click here to learn more or register.
Dennis Alessi Published an Article in Medical Economics on "Bringing Value-Based Compensation To Your Medical Practice"
October 9, 2018Dennis J. Alessi, Esq., Member and Co-Chair of both the Healthcare Law and Labor and Employment Law Practice Groups, recently authored an article for Medical Economics on "Bringing value-based compensation to your medical practice." Click here to read the full article.
Dennis Alessi Comments on Recent Events at Jenkinson's Aquarium in the Asbury Park Press
August 14, 2018Employment Law Co-Chair Dennis J. Alessi, Esq. comments in the Asbury Park Press today on the recent events at Jenkinson's Aquarium and cautions employers to properly train their staff before an incident, not wait until one occurs! If you have questions about employee training programs and ensuring you are in compliance with employment laws, please contact us and our Employment law team can help.
Dennis Alessi Interviewed on NJ 101.5 Employment Law Segment on "Working From Home"
March 22, 2018Dennis J. Alessi, Member and Co-Chair of the Firm's Labor & Employment Law Practice Group was interviewed on Nj 101.5 for a segment on issues arising when employees "work from home"
Dennis Alessi Quoted in January 2018 Healthcare Risk Management Magazine on "Communication-and-Resolution Programs"
January 16, 2018Dennis J. Alessi, Esq., Member and Co-Chair of the Firm's Healthcare Law and Employment & Labor Practice Groups, was quoted in the January issue of Healthcare Risk Management Magazine. The article discusses Communication-and-Resolution Programs for hospitals and health systems and improvements that can be made.
Dennis Alessi Authors Medical Economics Article on "How to Express Sympathy Without Receiving a Malpractice Law Suit"
October 31, 2017Dennis J. Alessi, Esq., Member and Co-Chair of both the Healthcare Law and Employment Law Practice Groups at Mandelbaum Barrett PC, recently authored an article for Medical Economics on "How to Express Sympathy Without Receiving a Malpractice Law Suit," a topic that has recently received notable press.
Dennis Alessi Interviewed in New Jersey Business September 2017 Issue on "Handling Business Closings and Layoffs"
September 12, 2017Dennis J. Alessi, Esq., Member and Co-Chair of the Firm's Employment Law and Healthcare Law Practice Groups was recently interviewed by New Jersey Monthly Magazine for their September 2017 issue on "Handling Business Closings and Layoffs." Read what Dennis had to say on the topic here: https://lnkd.in/gnDE4Gf
Dennis Alessi to Present "Ethics & Recordkeeping" CEU Program August 18, 2017
August 1, 2017It's not too late to register for the Institute for Continuing Education and Dental Studies Institute's "Ethics & Recordkeeping" course presented by Mandelbaum Barrett PC Member and Healthcare Department Co-Chair Dennis J. Alessi, Esq.! New Jersey chiropractors, athletic trainers, massage therapists, dentists and other dental professionals will receive 2CEUs for attendance! You can register by phone at 973-808-1666 or www.ICEclasses.com
Dennis Alessi Authors Article on “The Good, The Bad, and The Ugly of the AHCA”
April 4, 2017All of the mass media is focusing on the same aspects of the American Health Care Act (AHCA). This article written by Dennis Alessi focuses on a few of those aspects which are not being reported in the media, but which are of significant importance