Real estate agents in Texas can work only on behalf of a licensed real estate broker. The sponsoring broker for Diane L Heintz is Donald Mcgrath (Real Estate Broker).
Real estate license needs to be renewed every 2 years. Sales Agents and Brokers need to complete atleast 18 hours of Continuing Education to become eligible for renewal. Diane L Heintz has successfully completed following courses as part of qualifying and continuing education. 
| Course Name (course number) | Course Provider | Course End Date | Hours | 
|---|
| Strategies For Career Excellence (33534) | Champions School of Real Estate, LTD | 2018-05-25 | 8 | 
| Technology Update (33533) | Champions School of Real Estate, LTD | 2018-05-24 | 2 | 
| Legal Update II (2018-2019) (33198) | Champions School of Real Estate, LTD | 2018-05-24 | 4 | 
| Legal Update I (2018-2019) (33197) | Champions School of Real Estate, LTD | 2018-05-24 | 4 | 
| The New Truth-In-Lending Closing Requirements (29977) | Champions School of Real Estate, LTD | 2016-02-12 | 2 | 
| Broker Responsibility Course (27765) | Champions School of Real Estate, LTD | 2016-02-12 | 6 | 
| Technology Update (29978) | Champions School of Real Estate, LTD | 2016-02-11 | 2 | 
| Legal Update II (29623) | Champions School of Real Estate, LTD | 2016-02-11 | 4 | 
| Legal Update I (29622) | Champions School of Real Estate, LTD | 2016-02-11 | 4 | 
| Advanced MLS Listings (27047) | Collin County Association of REALTORS, Inc. | 2015-04-06 | 3 | 
| DEATH & DIVORCE ASPECTS OF RE TRANSACTIONS (24664) | Republic Title of Texas, Inc. | 2013-11-05 | 2 | 
| REAL ESTATE GAME CHANGERS (23783) | Champions School of Real Estate, LTD | 2013-06-18 | 9 | 
| TREC Ethics MCE (23556) | Champions School of Real Estate, LTD | 2013-06-17 | 3 | 
| TREC Legal Update MCE (23555) | Champions School of Real Estate, LTD | 2013-06-17 | 3 | 
| TREC LEGAL UPDATE MCE (L) (13837) | Kaplan Real Estate Education | 2005-07-31 | 3 | 
| JUMBO HOME LOANS (13773) | Kaplan Real Estate Education | 2005-07-31 | 4 | 
| REPAIRING CRACKED AND BROKEN CREDIT (14096) | Kaplan Real Estate Education | 2005-07-30 | 5 | 
| TREC ETHICS MCE (E) (13836) | Kaplan Real Estate Education | 2005-07-30 | 3 | 
| PRINCIPLES OF REAL ESTATE  I (111) | Kaplan Real Estate Education | 2002-08-04 | 30 | 
| LOAN AP, PROCEDURES, C/C (421) | Kaplan Real Estate Education | 2001-06-24 | 30 | 
| REAL ESTATE MATH I (611) | Kaplan Real Estate Education | 2000-06-11 | 30 | 
| LAW OF CONTRACTS (1200) | Kaplan Real Estate Education | 1999-08-31 | 30 | 
| Principles of Real Estate II (112) | Kaplan Real Estate Education | 1999-08-31 | 30 | 
| LAW OF AGENCY (1111) | Kaplan Real Estate Education | 1999-08-31 | 30 | 
| ALL RELATED (EXCEPT R.E.) (6100) | SCHOOLS FROM WHICH RELATED CREDIT IS ACCEPTED | 1999-08-19 | 90 |