Ross Giesinger

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Ross Giesinger

( Texas,  )

Cornerstone Government Affairs

Subjects: All Subjects

Introduction

Former policy advisor to the Speaker of the Texas House of Representatives, Dade Phelan

Served as committee director for the Texas Senate Committee on Health and Human Services and as general counsel and legislative director to Sen. Lois Kolkhorst (R-TX)

Member of the Texas Bar Legislative & Campaign Law Section and Austin Young Lawyers Association

Client List  Biography 
Clients

1) Advanced Power Alliance

2) Air Liquide

3) APM Terminals North America, Inc.

4) Applied Optoelectronics, Inc.

5) Atascosa County

6) Brownsville Navigation District

7) Chick-fil-A, Inc.

8) Community Choice Financial OpCo, LLC

9) Community Health Choice

10) CyrusOne

11) DeWitt County

12) Environmental Defense Action Fund

13) Flix North America Inc.

14) Fort Bend Chamber of Commerce

15) Garner Environmental Services, Inc.

16) Gonzales County

17) Hamilton Health Box Inc.

18) Harris Health System

19) Hewlett-Packard Enterprise Company

20) Houston Firefighters Relief and Retirement Fund

21) Hunt Companies, Inc.

22) Luminant Generation Company LLC

23) McMullen County

24) Motorola Solutions, Inc.

25) Parsons Corporation

26) PrizePicks

27) QuikTrip Corporation

28) Rice University

29) Samsara Inc.

30) San Jacinto River Authority

31) Speedy Stop Food Stores LLC

32) Texans for Charitable Bingo Inc

33) Texas EMS Alliance Association

34) Texas Manufactured Housing Association

35) Texas Medical Center

36) Texas Pacific Land Corporation

37) Texas Poultry Federation

38) Texas Woman's University Foundation

39) TXU Energy Retail Company LLC

40) Vaulted Deep

41) Vistra Corp.

42) Vistra Corporate Services Company

43) Wellpath Recovery Solutions, LLC

Biography

Ross Giesinger brings over a decade of legislative experience at the Texas Capitol to the Cornerstone team, having served for six legislative sessions in both the Texas House and Senate.

Most recently, Ross worked as a policy advisor to Dade Phelan, Speaker of the Texas House, of Representatives, during the 87th Regular Session, where he assisted with the passage of over 80 pieces of legislation. Additionally, Ross drafted and managed several bills filed in response to Winter Storm Uri, including SB 3, one of the most comprehensive energy reforms in Texas in the last 20 years.

Prior to his time in the House, Ross spent several years working as general counsel and legislative director for Sen. Lois Kolkhorst (R-TX) and as the director of the Senate Committee on Health and Human Services. While at the Senate, Ross assisted with the passage of nearly 300 bills and worked to obtain funds for a variety of initiatives, including legislation that secured permanent funding for Texas State Parks.

Ross began his career at the legislature in 2010 as a drafting attorney for the Texas Legislative Council. During his time with the state, he has drafted thousands of pieces of legislation, allowing him to develop expertise in a wide variety of subject areas, including energy, healthcare, water, land use and development, transportation, insurance, labor, agriculture, wildlife, taxation, and state budgeting.

Ross is a graduate of the University of Texas at Austin and Southern Methodist University's Dedman School of Law. He is a member of the Austin Young Lawyers Association and was recently elected to serve on the Council of the Texas State Bar's Legislative and Campaign Law Section. Ross also serves as a Steward of the Wild for the Texas Parks and Wildlife Department and has been active in the Austin Ballet Guild, the Trail Foundation, and CCA. He and his wife Courtney live in Austin with their young son Henry.

Last Updated: July 12, 2026