Philadelphia's Hometown
Employment Lawyers

Who We Work For

Whether you are an employee, or an employer, Koller Law is well-versed in employment law and is passionate about helping those who have been wronged.

Confidential Consultations

Our firm has represented many people in Pennsylvania and New Jersey, and as a result, we recognizes the importance of confidentiality. Contact us today to get started.

Practice Areas

Koller Law has the experience to handle a wide range of employment matters from Sexual Harassment, Wrongful Termination, Employment Litigation, and more.

Philadelphia Employment Lawyers
Providing Representation for Employees & Employers

Koller Law, LLC is a proven Employment Lawyer that has been providing representation and legal counsel for both employees and employers in Pennsylvania and New Jersey for over 17 years. As a graduate of the University of Pennsylvania and Villanova Law School, founder David Koller takes great pride in being an advocate and a voice for his clients – regardless of background, race, national origin, religion, lifestyle preference, or disability, in all aspects of employment matters.

Our Practice Areas

With over 17 years experience in Employment Law, the Koller Law Firm is a true advocate for the people of Pennsylvania & New Jersey, making sure that they receive proper representation in all matters regarding Employment Law. Koller Law’s passion has developed into helping people who have been wronged in the workplace and it shows in their approach to every case they handle. So whether you are an employee, or an employer, contact us today to discuss your case details and get started on your path to justice.

Sexual Harassment Attorney | Philadelphia, PA | Koller Law Firm

Sexual Harassment

Stop the abuse and seek legal recourse now.

Family Leave & Medical Act Law | Philadelphia, PA | Koller Law Firm

Family & Medical Leave Act

You have certain protections that prevent loss of employment.

Disability & workplace Discrimination | Philadelphia, PA | Koller Law Firm

Disability & Workplace Discrimination

You don't have to remain silent, fight for what is right.

Breach of Employment Agreements | Philadelphia, PA | Koller Law Firm

Breach of Employment Agreements

If there is a breach of contract, whether verbal or written, you have rights.

Wrongful Termination | Philadelphia, PA | Koller Law Firm

Wrongful Termination

Unjustifiably fired? You may be entitled to back pay and even job reinstatement.

Employment Contracts & Employee Handbooks | Philadelphia, PA | Koller Law Firm

Employment Contracts & Handbooks

Ensure your legal documents & handbooks are legally sound to avoid conflict.

Employment Litigation | Philadelphia, PA | Koller Law Firm

Employment Litigation

Don't leave your company's financial stability and reputation at risk.

Employment Law Is What We Do Best,
So Why Settle for Anyone Else

We have been providing representation and legal counsel to both employees & employers in the Philadelphia area for over 16 years! Find out why we’re the best when it comes to employment law matters and schedule your consult today.

For Employees

When dealing with employment matters that involve sexual harassment, discrimination, or wrongful termination you need an experienced advocate in your corner.

For Employers

Koller Law Firm has helped all types of businesses all over Penssylvania and New Jersey with employment matters, providing sound advice backed by years of experience.

Recent News & Updates

Follow along as we post news and updates about changes to the laws, or even cases we have won for our clients that had sought us out to provide them with expert legal counsel for their employment matters.

News Items:

Koller Law, LLC, Settles Sexual Harassment Case Against the Department of Revenue of the Commonwealth of Pennsylvania for $900,000… Read Full Story

Koller Law is pleased to announce that Sarah R. Lavelle, Esq. has joined the firm and has been a member since January 2018… Read Full Story

Koller Law scores a huge win in Third Circuit to help victim of sexual harassment in Susquehanna County case… Read Full Story

Sexual Harassment Case | Philadelphia, PA | Koller Law, LLC
Pregnant woman holding belly in sweater

Pregnancy Discrimination in the Workplace


To demonstrate pregnancy discrimination under Title VII, a woman must show four elements: (1) She is or was pregnant and her employer knew; (2) she was qualified for the job; (3) she suffered an adverse employment action and (4) there was a connection between her pregnancy and the adverse employment action.

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