Law firm
We specialise in providing comprehensive legal services to all business entities as well as individuals. Our strengths are full commitment to the projects we undertake, preparation of modern legal solutions, timeliness in execution of orders and adaptation of the manner of providing services to the individual needs of the client.
Why us?
Our strengths are full commitment to our projects, preparation of modern legal solutions, punctuality in execution of orders and adaptation of the way we provide our services to the individual needs of our clients.
Full commitment in ongoing projects
Timeliness in execution of orders
Long-term experience
High standard services

Full commitment in ongoing projects
Timeliness in execution of orders
Long-term experience
High standard services

Our Team
The foundation of our Law Firm is built on its partners – attorney Piotr Terlecki and legal advisor Anna Terlecka. In addition, we collaborate with specialists in various fields of law, as well as accounting and construction. We strive to ensure that our knowledge and experience translate into real solutions for the legal issues faced by our clients.
We are fully aware that, in today’s environment, businesses encounter challenges on multiple fronts, which go beyond just legal expertise, but also encompass other areas of specialization.

Piotr Terlecki, PhD
Managing partner, advocate
Anna Terlecka
Partner, legal counselPiotr Terlecki, PhD
Piotr Terlecki is PhD and an advocate dealing with civil, commercial, consumer, administrative, real estate, cooperative, labour law and bankruptcy cases.
He is a graduate of the S. Batory High School in Warsaw and the Faculty of Law at the University of Warsaw, from which he graduated with honours (summa cum laude). In 2006, he also graduated from the School of American Law run by the UW together with the University of Florida. In the same year, he won the UW Competition for the best law essay. After law school, he served his legal training at the District Bar Council in Warsaw, which he completed by passing the bar exam. From 2011 to 2019, he was also enrolled in the list of legal advisers kept by the District Chamber of Legal Advisers in Warsaw.
In 2024, he defended his doctoral thesis entitled. “Sanation Administrator” at the Institute of Civil Law (Department of Civil Procedure) at the Faculty of Law and Administration of the University of Warsaw on the subject of Polish and foreign insolvency regulations.
He has very extensive experience in litigation (both consumer and commercial) and court-administrative disputes. In addition, he has been providing services to business clients for many years, in particular in the field of corporate law, contract law, as well as real estate law (including the construction process)
In his career, he has cooperated with major law firms in Warsaw, as well as with two law firms in the UK. In addition, he served as an in-house lawyer in two large property development companies. Since 2008, he has been running his own professional practice; since 2010, he has continued to do so as part of the law firm Terlecki & Wspólnicy. As an attorney, he trains trainee attorneys under patronage.
He has advised in numerous construction processes, both on the side of the developer, housing cooperatives and housing communities. He has also represented aggrieved consumers, e.g. in the case of declaring contractual clauses to be prohibited (entries in the register of prohibited clauses of the Office of Competition and Consumer Protection No. 2574 to 2582), as well as in numerous CHF cases.
As part of his professional practice, he advises the Qualification Committee of the Mazovian Regional Chamber of Civil Engineers.
He was an attorney for the Municipal Consumer Ombudsman in a class action proceeding, which was one of the first in Poland to be accepted for hearing under Article 10 of the Act. He has also represented aggrieved parties in other class action proceedings. One of these cases resulted in a judgment in both instances, in which the District Court and the Court of Appeal in Warsaw upheld the claims of 39 group members in full, awarding an amount of approximately PLN 2.5 million (including interest as at the date of the judgment in the second instance). Ultimately, the Supreme Court confirmed the above rulings.
He has also conducted numerous cases concerning groups of persons, combined for examination under Article 219 of the Code of Civil Procedure and formal co-participation.
He has repeatedly represented clients in precedent-setting cases before the Supreme Court (containing important decisions in consumer, cooperative and labour law cases) and the Supreme Administrative Court (primarily concerning construction law). A list of precedent-setting cases conducted by Piotr Terlecki can be downloaded here.
In his professional career he has also advised on draft amendments to laws:
- in 2008, he was a member of the team working on amendments to the Energy Law;
- in 2009, he advised the Civic Legislative Initiative “Guarantees of Payment” working to introduce changes in the framework of debt security in the construction process;
- in 2013, participated in the consultations of the Helsinki Foundation on the assessment of the functioning of the Act on the enforcement of claims in class action proceedings. The Foundation’s report was published in June 2014 – downloadable here.
- in 2023, conducted a training course on class actions for the staff of the Financial Ombudsman’s Office and participated in consultations on the formulation of de lege ferenda proposals in terms of amendments to the Act on the enforcement of claims in class proceedings
Piotr Terlecki is the author of numerous academic and press publications, which can be consulted here.
He is passionate about scientific books. In his spare time he swims and plays the piano.
Languages:
- English – fluent
- French – basic
Areas of focus:
Anna Terlecka
Anna Terlecka – legal adviser, dealing with corporate matters, civil law and real estate law (including co-operative law and the law of housing communities), as well as matters concerning confirmation of Polish citizenship.
She graduated from Cardinal Stefan Wyszyński University in Warsaw with a very good result. Her master’s thesis entitled. She defended her master’s thesis entitled “Universal Succession as a Legal Effect of a Merger of Companies” at the Department of Business Law under the supervision of Tomasz Siemiątkowski, Ph.D., Professor at the Warsaw School of Economics. In 2006, she completed Postgraduate Studies in EU Funds and a specialist course in tax law at the Institute of Accounting and Taxation in Warsaw. She attended lectures on American Law organised by the District Chamber of Legal Advisers in Warsaw and the University of Warsaw.
After graduating from law school, she completed her legal training at the District Chamber of Legal Advisers in Warsaw and passed the legal adviser exam.
In her professional career, she has cooperated with the largest law firms in Warsaw. She has many years of experience in providing legal services to companies. As part of her practice, among others, she successfully conducted the process of transformation of one of the largest transport companies in Poland.
She has experience in conducting court cases for individuals and business entities. As part of her proceedings, she has represented, among others, developers and housing cooperatives. She has successfully conducted proceedings concerning defects in common parts of a building, thanks to which it was possible to obtain compensation by housing cooperatives.
She has acted as a legal advisor to property development companies, housing cooperatives. She advised the Qualification Committee of the Mazovian Regional Chamber of Civil Engineers in Warsaw.
Anna Terlecka has successfully handled cases concerning confirmation of Polish citizenship.
Languages:
- English – fluent