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Leslie Kalmbach

Special Counsel
(318) 934-4020
Vcard: Leslie Kalmbach.vcf

Ms. Kalmbach joined the firm’s Shreveport office as Special Counsel in 2016.  She represents energy industry participants and has over 25 years of experience in the interstate/midstream natural gas pipeline industry. She has comprehensive knowledge of Federal Energy Regulatory Commission (FERC) regulations and policies, and extensive experience handling a wide variety of FERC matters, including section 7(c) and blanket construction projects, compliance filings, rate cases, audits and investigations.  Ms. Kalmbach has expertise in structuring and interpreting contracts for interstate/Section 311 pipeline transportation services, including precedent agreements, transportation service agreements, interconnection agreements and other contracts related to infrastructure projects for midstream and interstate natural gas pipeline companies. Her contractual experience also extends to negotiating and interpreting contracts for natural gas (and other energy commodities) purchasers and sellers, including but not limited to North American Energy Standards Board (NAESB) form contracts and asset management agreements under FERC Order No. 712, et seq. Ms. Kalmbach is experienced in NAESB compliance matters and has conducted numerous training sessions on many FERC regulatory and compliance topics.  Her most recent position as Vice President, Regulatory and FERC Compliance for a large midstream entity had her overseeing and managing the Rate, Regulatory and FERC Commercial Compliance function for interstate, oil and Section 311/intrastate pipelines, including management and maintenance of FERC Gas Tariffs. 

Prior to joining the firm, Ms. Kalmbach also held the titles of Vice President of Interstate Contract Administration and FERC Compliance, Vice President of Commercial Support, Assistant General Counsel over Interstate Pipelines, and Director in a Shreveport law firm.  She received her Bachelor of Science in Geology from Centenary College of Louisiana in 1986, and her Juris Doctor from Mississippi College School of Law in 1989, where she was Associate Editor of the Law Review.

More Information

Professional & Civic Associations

  • Louisiana State Bar Association
  • Shreveport Bar Association
  • American Bar Association
  • Energy Bar Association


Ms. Kalmbach has presented at seminars and private training facilities on FERC regulatory matters.  On March 31, 2015, Ms. Kalmbach was a panelist at the Federal Energy Regulatory Commission’s Technical Conference on the Clean Power Plan in St. Louis, Missouri, where she presented on the topic of pipeline infrastructure challenges.  Most recently, on February 22-23, 2017, Ms. Kalmbach taught a Midstream Contracts Course in Houston, Texas presented by EUCI.
Practice Areas
  • Mississippi College School of Law, J.D., 1989
  • Centenary College of Louisiana, B.S., 1986
Bar Affiliations
  • Louisiana
  • Energy Bar Association


SHREVEPORT, LA 71101-5529
P: (318) 227-1131
F: (318) 227-1141

New Orleans

1100 POYDRAS, SUITE 2700
P: (504) 596-6300
F: (504) 596-6301

Baton Rouge

301 MAIN ST., SUITE 2100
P: (225) 490-5000
F: (225) 490-5001

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