DC · MD · VA

Our Team

Licensed Professionals — Combined 60+ Years in Natural Gas Infrastructure


Gerald “GG” Davis

Principal

GG is a licensed Master Gasfitter. He has over thirty five years experience in the natural gas industry. GG is well respected in the industry, and currently serves on the NFPA Board responsible for establishing building code in North America. GG is also a current member of the Plumbing Heating and Cooling Contractors Association, and previous member of the Board. He previously served as the Chair of the St. Mary’s County Plumbing and Fuel Gas Board; and a member of the American Gas Association Standards Committee.

Licenses & Certifications
District of Columbia Master Gasfitter · Gasfitter Contractor
Maryland First Grade Engineer · Propane Gasfitter · Master Gasfitter · Master HVAC
Virginia Master HVAC · Master Gasfitter · Contractor’s License Class “B”
WSSC Master Gasfitter

Nell Ann Shelley

Principal

Nell Ann has over 25 years’ experience in the natural gas industry, managing large infrastructure projects and utility operations. She has led multiple project initiatives to successful completion.

Licenses & Certifications
PMI Certified PMP (15 years)
Certified Natural Gas Professional — Gas Technology Institute
Six Sigma Green Belt
Graduate of the Disney Institute

Kevin Herdeman

Partner

Kevin is a Journeyman Gasfitter who has been licensed since 2011. Kevin has extensive experience in natural gas installations, and is certified to install various innovative piping materials including WARDFLEX.

Licenses & Certifications
WSSC Journeyman Gasfitter (2011)

Santiago Rosas, Jr.

Partner

Santiago has worked in the natural gas industry for his entire career. Santiago is a licensed Journeyman Gasfitter. He is certified to install various innovative piping materials including WARDFLEX. Santiago is also fluent in Spanish, and available to assist our bilingual customers.

Licenses & Certifications
Maryland Journeyman Gasfitter (2016)
Se habla Español

Kevin Keaton

Director, Rough-In Operations

Kevin is a licensed Journeyman Gas Fitter, with thirty-three years of experience working directly on natural gas infrastructure. He is experienced in both below ground and above ground natural gas installations including DOT 192 regulations. He holds a multitude of Operator Qualifications and is certified in CSST installations.

Licenses & Certifications
Journeyman Gasfitter
Six Sigma Green Belt