Business Details
42 Years
experience
Trusted HVAC and Mechanical Engineering Services in Oakland
Founded in Oakland in 1984, H & M Mechanical Group has dedicated over four decades to delivering mechanical engineering expertise. Our team combines more than 70 years of collective experience across diverse projects, specializing in Heating, Ventilating, and Air Conditioning (HVAC) design, Plumbing systems, Energy Analysis, and Fire Protection solutions. We prioritize practical, energy-conscious designs aligned with budgetary and occupancy requirements, integrating standards like LEED, CHPS, and CalGreen.Our adoption of advanced technologies such as Building Information Modeling (BIM) and Revit reflects our commitment to staying at the forefront of industry innovation. We emphasize responsive collaboration with architects, owners, and consultants, ensuring timely delivery of tailored solutions that balance functionality, sustainability, and code compliance.
Services
HVAC Design
Plumbing Systems
Fire Protection
Energy Analysis
LEED/CHPS
Details
- Year established: 1984
Highlights and features
- We offer 70+ years of combined mechanical engineering experience.
- Our team specializes in LEED and CHPS-certified project design.
- We integrate BIM technology for precise, future-ready solutions.
- Our response time prioritizes client collaboration and satisfaction.
- We expanded fire protection services in 2011 for full-system design.
Associations and certifications
- LEED Accredited Professionals
Services
HVAC Design
Our HVAC design balances energy efficiency, occupant comfort, and code compliance. We create tailored systems for residential, commercial, and institutional buildings using BIM technology. Our approach integrates budget constraints and occupancy needs while meeting LEED and Title 24 standards.
Plumbing Systems
We design code-compliant plumbing systems optimized for water efficiency and building requirements. Our solutions address domestic hot water needs in all-electric buildings while ensuring integration with energy calculations. Projects include residential, commercial, and mixed-use developments.
Fire Protection
Our fire protection design covers comprehensive sprinkler systems for various building types and construction methods. We ensure compliance with fire safety codes while coordinating with overall mechanical systems. Services include hydraulic calculations and integration with building design parameters.
Energy Analysis
We conduct detailed energy analysis using CEC-approved software to optimize building performance. Our Title 24 compliance reports evaluate HVAC, plumbing, and envelope systems. The analysis balances energy efficiency with occupant comfort and health requirements.
LEED/CHPS
Our LEED-accredited professionals guide projects through sustainability certifications. We implement LEED, CHPS, and CalGreen standards in mechanical design. Our expertise ensures compliance with green building requirements while maintaining functional system performance.
People
Gary Hennings
Co-founder with decades of mechanical engineering experience, specializing in HVAC system optimization and sustainable design practices.
John Chou
Senior engineer focused on plumbing system design and energy-efficient water heating solutions for modern building codes.
David Sandoval
Fire protection specialist with expertise in sprinkler system design and code compliance for diverse construction types.
Stephen Wafer
Energy analysis lead utilizing advanced modeling software to achieve Title 24 compliance and sustainability goals.
Questions
What mechanical engineering services do you offer?
We provide HVAC design, plumbing systems, fire protection, energy analysis, and LEED/CHPS certification support.
How long have you served Northern California?
We've delivered mechanical engineering solutions in Northern California since our founding in 1984.
Do you handle both residential and commercial projects?
Yes, our experience spans residential, commercial, institutional, and mixed-use developments.
Are you LEED-certified professionals?
Our team includes LEED Accredited Professionals experienced in green building certification processes.
How do you ensure energy efficiency?
We use CEC-approved software for energy modeling and Title 24 compliance analysis in all designs.
