About Us
ABOUT US
Welcome to Dorsey & Semrau
Dorsey and Semrau is a law firm located in the heart of historic Boonton, New Jersey. Our firm specializes in representing and servicing Municipal clients throughout the state.
New Jersey Municipal Law
At Dorsey & Semrau, our attorneys are committed to assisting and supporting their communities, which continue to grow and prosper, by representing the interests of municipal governments with integrity and professionalism. Dorsey & Semrau provides legal advice in municipal law to communities in matters involving:
- Zoning Litigation and Disputes
- Land Use and Eminent Domain Issues
- Construction and Contract Dispute Litigation
- Municipal Tax Appeals
- Zoning Ordinance Disputes
- Open Public Records Act
- Open Public Meeting Act
- Guidance at Public Meetings
- Drafting Legislation
- New Jersey Tax Appeal Defense Litigation
Dorsey & Semrau also provides legal representation relating to Tax Appeal matters. Our attorneys work closely with tax assessors, using their extensive knowledge of New Jersey Real Estate tax issues in order to defend real estate assessments. Most notably the firm represents municipalities in Tax Appeal matters.
Our firm’s years of experience have provided municipalities with a thorough understanding of municipal law, the tax appraisal process, and zoning and land use issues which can influence real estate valuations. In addition, the cases are vigorously defended in both the county board of taxation and the NJ tax court.
Meet Our Lawyers

Fred Semrau, Esq.
Partner
In 2004, Fred joined John Dorsey to form Dorsey & Semrau, LLC. The firm has since grown firm to seven experienced attorneys who specialize in all phases and aspects of municipal law.

Dawn M. Sullivan, Esq.
Senior Associate
Dawn M. Sullivan is an associate at Dorsey & Semrau, LLC. She has practiced law for over eleven years and argued cases before the Appellate Division of New Jersey.

Sue Sharpe, Esq.
Senior Associate
Susan Sharpe is a Senior Associate at Dorsey & Semrau where she provides day-to-day legal counsel to public entities with special emphasis on affordable housing.

Robert Rossmeissl, Esq.
Associate
Rober Rossmeissl is an associate at Dorsey & Semrau, specializing in tax law, foreclosure, and bankruptcy.

Edward R. Pasternak, Esq.
Associate
Edward R. Pasternak is an associate at Dorsey & Semrau, LLC, and has been licensed to practice law in New Jersey since 2001.

Jonathan Testa, Esq.
Associate
Jonathan Testa has significant legal experience in the defense of civil rights, personal injury, contractual, and property damage claims.

John P. Jansen, Esq.
Associate
John P. Jansen is an associate attorney at Dorsey & Semrau.
Meet Our Staff

Tammy Probst
Paralegal
Tammy Probst is a paralegal at Dorsey & Semrau.

Mary Lee Terpstra
Paralegal
Mary Lee Terpstra is a paralegal at Dorsey & Semrau.

Susan Semrau
Paralegal
Susan Semrau is a paralegal at Dorsey & Semrau.

Susan DeJessa
Paralegal
Susan DeJessa is a paralegal at Dorsey & Semrau.
Our Team In The Community



Dawn and Mike at a party celebrating the Saints season as season ticket holders

Dawn and Claudette, a fellow Saints season ticket holder at a party celebrating the Saints season.

Tammy Probst is the cofounder and president of NorthStar Pet Rescue, a volunteer foster-based 501(c)(3) rescue. www.northstarpets.org

Tammy helping another four-legged friend find a home!

Gold medal winners at Woodloch winter 2019-2020.

Fred and Susan enjoying the view.

Enjoying baseball in California.
Contact Us To Discuss Your Case
We are here to help you with municipal law matters.