Joseph B Jaap
Cincinnati Business, Real Estate, Personal and Family Legal Services

Joseph B Jaap

direct dial: 513-533-2037
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Joseph Jaap provides legal services to help individuals, entrepreneurs, and businesses with their legal needs and focuses on developing solutions to achieve their goals, avoid problems, and resolve disputes.

Joe brings a unique background and experiences to his practice. He received bachelor and masters degrees in engineering from Purdue University, where he also earned a commission as a Naval officer through Navy ROTC. After graduating, Joe served his country for six years as a US Navy Surface Warfare – Nuclear Power Officer aboard nuclear-powered ships.

After his Navy service, Joe worked for several years as a nuclear power plant operations engineer, an integration engineer for a Navy missile system, and a hydraulic controls engineer for military jet engines. He then obtained his law degree from the University of Michigan.

His practice now focuses on helping businesses and individuals in the following areas of law:

General Business Representation:

  • Business formation, incorporation, LLCs, and joint ventures
  • Entrepreneur assistance
  • Contract negotiations
  • Asset purchases and sales
  • Intellectual property
  • Trademark registration
  • Copyright registration
  • Trademark and copyright infringement claim resolution
  • Intellectual property asset transfers and licensing
  • Trade secret protection
  • Confidentiality and non-disclosure agreements
  • Electronic commerce including Internet and domain name issues
  • Litigation, mediation, arbitration and dispute resolution
  • Dispute Resolution/Mediation

Commercial and Residential Real Estate:

  • Purchases, sales, and leasing
  • Landlord-tenant, evictions
  • Easements and deed/title issues
  • Condominium development and conversions
  • Condominium management and Homeowner associations
  • Construction contracting, site development, project management, and public bidding
  • Construction dispute resolution
  • Mechanic’s liens

Personal and Family Legal Matters:

  • Wills and Trusts
  • Living Wills
  • Power of Attorney
  • Probate
  • Estate Planning
  • Divorce
  • Dissolution
  • Child Custody and Support

Real Estate
Construction/Mechanic’s Liens
Homeowner/Condo Associations
Family Law
Estate Planning
Power of Attorney
Intellectual Property
Business Law
LLC/Business Formation
Litigation and Related Services

Bar Admissions:

State of Ohio
US Federal District Court


University of Michigan
J.D., cum laude
Order of the Coif
– academic honor society
Purdue University
B.S., M.S. Engineering

Military Service:

Officer, United States Navy
Nuclear Propulsion Engineer
Surface Warfare Officer

Community Involvement:

Navy League of the U.S.
– Cincinnati Council

Executive Board, Secretary
USS Cincinnati Cold War Memorial
– Project Director

Cincinnati Youth Collaborative
Former Tutor – Parker School
Former Job Shadow Coordinator

Professional Memberships:

Cincinnati Bar Association
AV Peer Review Rated
Professional Engineer
State of Ohio (1986-2007)

Speaking Engagements:

Frequent speaker at Construction Law and Mechanic’s Lien Seminars for continuing legal education for attorneys and for construction professionals.


Household employees? Beware IRS requirements.

Private Cost Recovery under CERCLA for Hazardous Substance Cleanup: A Last Resort
N. Ky. Law Review, Vol. 18, No. 2,
Reported Cases – Ohio First District Court of Appeals
92 Ohio App. 3d 98, mechanic’s
lien case
107 Ohio App. 3d 321, real estate
registered land case