Roy Duff - Email & Phone Number

CEO at Lonquist & Co., Llc

Roy Duff is based out of Greater Houston and works at Lonquist & Co., Llc as CEO.

Roy Duff's Contact Information

Roy Duff's Work email

r*****@lonqui***.com

Valid

Latest update

October 15, 2025

Location

Greater Houston

Roy's current employer

Lonquist & Co., Llc

Description

Global petroleum & mining services ranging from underground salt cavern storage, supply studies, economic evaluations and regulatory su...

Website

lonquist.com

HQ Location

Austin, Texas, United States

Number of employees

51-200

Industry

Oil And Gas

Latest update

May 1, 2024

Read about Lonquist & Co., Llc

Frequent questions about Roy Duff

What company is Roy Duff working for?

Roy Duff works for Lonquist & Co., Llc.

What is Roy Duff's function at Lonquist & Co., Llc?

Roy Duff is CEO at Lonquist & Co., Llc.

Where is Roy Duff based?

Roy Duff is based out of Greater Houston.

What is Roy Duff's work email address?

Roy Duff's professional email address is r*****@lonqui***.com

Who are Roy Duff's co-workers?

Roy Duff's colleagues are Dawn Smyth, Nathaniel Byars, Robert Crews, Glenn Sliva, Jim Clark, Andy Ellis, William George, Michael Franko, Connor Lofton, Nathan Pope, Shane Sheftall, Henry Seidlitz, Cayden Sessions, Roy Reppond, Derek Roberts, Drayton Prator, Patrick Seymour, Danielle Stanley, Javier Cisneros, Chris Weyand, Braxton Reese, Steven Larcom, Sergio Mendes, Jerry Lindt, Roger Dugas, Benson Terrell, Taylor Buck, Sam Groves, Jessica Layton, Maria Rivas, Gerald Ardoin, Chasen Cherry, Benjamin Leal, Ramona Hovey.

Roy's co-workers

Dawn Smyth

Vice President Administration

Nathaniel Byars

Vice President

Robert Crews

Sr. Vice President, Sr. Petroleum Engineer

Glenn Sliva

Senior Vice President

Vice President of Drilling

Geologist/ Frac Sand Laboratory Manager

Henry Seidlitz

Senior Cavern Engineer

Site Safety Supervisor

Drayton Prator

Petroleum Engineer

Patrick Seymour

Drilling Superintendent

Geologist/GIS Analyst

Sergio Mendes

E.I.T / Petroleum Engineer

Engineering Consultant

Administrative Specialist

Senior Petroleum Engineer

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