Commercial mechanical construction
Credentials

Licensed & Certified

Every credential below is one your project can lean on: stamped drawings, state licensing, safety programs, and trained technicians. Prequalifying us? See our full subcontractor qualifications.

What We Hold, and What It Does for You

01

Professional Engineering (PE) License

Our engineers can prepare and stamp drawings when required for Texas commercial project permits.

TX Board of Professional Engineers
02

State Mechanical Contractor License

Texas commercial air conditioning and refrigeration license #TACLA14819E.

TDLR · Texas
03

MSCA Star Certification

A national standard for safety programs, employee training, and financial stability. Few mechanical contractors earn it.

Mechanical Service Contractors of America
04

UA HVACR STAR

Our technicians certify through the United Association's HVACR program, so the person on your roof is trained, not just hired.

United Association

Professional Memberships & Affiliations

TEXO Association

Active member of TEXO, the largest commercial construction association in North Texas. Listed in the 2024-2025 TEXO Membership Directory under Division 22 (Plumbing and HVAC).

SAM-DFW (Society of American Military Engineers)

Member of the Dallas-Fort Worth Post of the Society of American Military Engineers, connecting military and civilian engineering professionals.

North Texas Construction Education Foundation

President Mark Rutledge, P.E. serves as Chairman of the Board of Directors for NTCEF, supporting workforce development and education in the construction trades.

Dallas Public Schools Careers Advisory Council

Mark Rutledge actively participates in Dallas ISD's Careers Advisory Council, mentoring the next generation of construction professionals and engineers.

Our Certificates

Texas Board of Professional Engineers - Certificate of Registration for Preferred Engineering LP

Texas Board of Professional Engineers

Certificate of Registration - Preferred Engineering, LP (dba Preferred Engineering GP, LLC)

20
Years Licensed
2
PE-Licensed Engineers
35+
Team Members
0
OSHA Violations on Record

Work With a Certified Contractor

Use the qualifications page for preconstruction review or send the project scope.

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