Business Details
45 Years
experience
Your Trusted Partner for MEP Engineering Solutions
Founded in 1981, our firm has established itself as a leading provider of MEP consulting services across the Tri-State Area. With over four decades of experience, we combine proven engineering techniques with cutting-edge technology to deliver innovative and reliable systems. Our team of multidisciplinary engineers specializes in mechanical, electrical, and plumbing design, serving architects, municipalities, educational institutions, and healthcare facilities.We prioritize integrity, innovation, and long-term client relationships, ensuring every project meets rigorous quality standards. Our commitment to community extends through pro bono work and an internship program introducing students to engineering fundamentals. With expertise in Revit-based BIM design and LEED-certified projects, we consistently exceed client expectations while maintaining a reputation for excellence.
Services
HVAC Design
Electrical Systems
Plumbing Engineering
LEED Consulting
Revit Modeling
Cogeneration Systems
Geothermal Design
Fire Protection
Energy Audits
Building Code Compliance
Details
- Year established: 1981
Highlights and features
- We offer 40+ years of experience in MEP engineering solutions
- Our engineers provide multidisciplinary training for holistic design approaches
- We implement Revit-based BIM design for precision and efficiency
- Our team specializes in energy-efficient systems for LEED-certified buildings
- We maintain long-term relationships through proven reliability and integrity
Services
HVAC Design
Our HVAC design services create energy-efficient climate control solutions tailored to building requirements. We specialize in system upgrades, boiler replacements, and chiller installations while maintaining budgetary constraints. With expertise in geothermal and cogeneration systems, we deliver sustainable mechanical solutions for commercial and residential projects.
Electrical Systems
Comprehensive electrical engineering services include power distribution, emergency generators, and lighting design. We conduct load audits and implement energy-saving solutions while ensuring code compliance. Our team designs systems for new constructions and retrofits across diverse facility types.
LEED Consulting
We provide specialized LEED certification consulting for sustainable building projects. Our services include energy modeling, photovoltaic system design, and high-efficiency HVAC recommendations. We assist clients through the LEED submission process while optimizing building performance and environmental impact.
Revit Modeling
Our Revit-based BIM modeling services enable precise MEP system coordination. We create 3D models for clash detection and construction documentation, improving project accuracy and reducing field conflicts. This technology supports efficient design across all building systems.
Fire Protection
We design comprehensive fire protection systems including sprinklers, fire alarms, and standpipe systems. Our team conducts code compliance analysis and backflow preventer design, ensuring safety requirements are met while integrating with overall building systems.
People
Werner E. Tietjen
Founding Principal
With over 40 years of engineering experience, Werner established the firm in 1981 and pioneered its reputation for technical excellence. His leadership focuses on maintaining integrity while advancing innovative MEP solutions for complex projects.
Edison Venegas
Principal Engineer
As a principal since 2018, Edison brings extensive MEP expertise and leadership in sustainable design. He specializes in integrating advanced technologies while maintaining practical solutions for diverse building types.
Questions
What engineering services do you specialize in?
We specialize in mechanical, electrical, and plumbing (MEP) engineering with expertise in HVAC systems, electrical power distribution, fire protection, LEED-certified designs, and Revit-based BIM modeling for commercial and institutional projects.
How long has your firm been in business?
Our firm was founded in 1981 as Werner E. Tietjen Consulting Engineers and rebranded as Tietjen Venegas Consulting Engineers in 2018 when Edison Venegas joined as principal.
Do you work on LEED-certified projects?
Yes, we provide LEED consulting services including energy modeling, photovoltaic system design, and high-efficiency HVAC solutions to help buildings achieve LEED certification.
What project types do you handle?
We work on diverse projects including educational facilities, healthcare buildings, municipal offices, performing arts centers, residential complexes, and industrial kitchens across the Tri-State Area.
How do you ensure design accuracy?
Our team uses Revit-based BIM modeling for precise MEP system coordination, conducting clash detection and creating detailed construction documents to minimize field conflicts and ensure project accuracy.
