Building Automation Engineering in St. Louis, MO
St. Louis is a major Midwest healthcare, manufacturing, and commercial market along the Mississippi River, where above-moderate seismic risk from the New Madrid Seismic Zone influences structural engineering requirements on commercial projects.
49 states · 10+ PEs · Same-day quotes on qualifying scopes · Zero excuses
What we engineer
Building automation and controls design: BACnet/IP and MS/TP network architecture per ASHRAE Standard 135, DDC controller layouts, sequences of operation written to ASHRAE Guideline 36, HVAC integration (chillers, boilers, VAV, VRF), lighting/HVAC integration, and energy metering per ASHRAE 90.1 Section 8.4. Fault detection and diagnostics (FDD) for air handlers and plants, plus demand-response-ready sequences per OpenADR.
Code compliance that passes
ASHRAE 90.1 and IECC C403/C404/C405 control mandates — automatic shutoff, occupancy and daylighting sensing, demand-controlled ventilation — plus IECC C408 commissioning documentation and Title 24 acceptance testing where required. BACnet Secure Connect (BACnet/SC) with TLS encryption for cybersecurity on every network we design.
Backed by licensed PEs
All building automation engineering is backed by Apex Grid Engineering: 10+ PEs licensed across 49 states, 20+ engineers, 15+ years of plan sets that pass plan check.
Project types
- Commercial office & retail
- Healthcare & medical facilities
- Institutional & civic
- Hospital & surgical center expansion
- Medical office buildings
- Industrial & manufacturing facilities
- Cleanroom & precision production
Everything else your project needs
MEP Engineering in St. Louis
Mechanical, electrical & plumbing design — permit-ready drawings, best price.
Structural Engineering in St. Louis
Structural design, analysis & PE stamping — permit-ready drawings, best price.
Civil Engineering in St. Louis
Site civil & land development — permit-ready drawings, best price.
Electrical Engineering in St. Louis
Power distribution, panels & lighting design — permit-ready drawings, best price.
Plumbing Engineering in St. Louis
Water, sewer, gas & fixture design — permit-ready drawings, best price.
HVAC Engineering in St. Louis
Heating, cooling, ventilation & ductwork — permit-ready drawings, best price.
PE Stamping in St. Louis
Licensed PE stamps on your plans — fast turnaround, best price.
Structural Stamping in St. Louis
Licensed PE stamps on structural plans & calculations — fast turnaround, best price.
MEP Stamping in St. Louis
Licensed PE stamps on MEP plan sets — fast turnaround, best price.
Civil Stamping in St. Louis
Licensed PE stamps on civil & site plans — fast turnaround, best price.
Fire Protection Engineering in St. Louis
Fire sprinkler, alarm & suppression design — permit-ready drawings, best price.
Plan Check Corrections in St. Louis
Plan check comments answered fast — resubmittal-ready corrections, best price.
Energy Modeling & Compliance in St. Louis
Title 24, COMcheck & ASHRAE 90.1 compliance — pass plan check, best price.
Tenant Improvement Engineering in St. Louis
TI engineering for office, retail & restaurant buildouts — permit-ready, best price.
Low Voltage Engineering in St. Louis
Fire alarm, data, security & AV design — permit-ready drawings, best price.
Seismic Retrofit Engineering in St. Louis
Earthquake retrofit design & PE-stamped plans — best price.
Solar Engineering in St. Louis
PV structural analysis, NEC 690 electrical design & interconnection — permit-ready drawings, best price.
Fire Alarm Engineering in St. Louis
NFPA 72 fire alarm design, voice evacuation & mass notification — permit-ready drawings, best price.
Security System Engineering in St. Louis
Access control, video surveillance & intrusion detection design — permit-ready drawings, best price.
Elevator Engineering in St. Louis
ASME A17.1 elevator design, modernization & code compliance — permit-ready drawings, best price.
Industrial Electrical Engineering in St. Louis
NEC Article 430 industrial power design, arc flash & hazardous locations — permit-ready drawings, best price.
Plumbing Design Engineering in St. Louis
IPC/UPC plumbing design, medical gas & backflow engineering — permit-ready drawings, best price.
HVAC Retrofit Engineering in St. Louis
HVAC retrofits, electrification & decarbonization design — PE-stamped mechanical plans, best price.
Electrical Panel Upgrade Engineering in St. Louis
Panel upgrades, load calculations & utility coordination — permit-ready drawings, best price.
Emergency Power Engineering in St. Louis
Generators, NFPA 110 systems & life-safety power design — permit-ready drawings, best price.
Renewable Energy Engineering in St. Louis
Wind, geothermal & hybrid renewable engineering — feasibility, PE-stamped design & interconnection, best price.
Energy Audit Engineering in St. Louis
ASHRAE Level 1/2/3 energy audits, benchmarking & retro-commissioning — find the waste, prove the savings, best price.
EV Charging Engineering in St. Louis
EV charging station design — NEC 625, load calculations & service upgrades, permit-ready drawings, best price.
Water Treatment Engineering in St. Louis
Filtration, disinfection, reverse osmosis & backflow design — permit-ready water engineering, best price.
Battery Storage Engineering in St. Louis
Battery storage design per NEC 706 & NFPA 855 — permit-ready drawings, best price.
Commissioning Engineering in St. Louis
Building commissioning & functional testing — systems verified to work as designed, best price.
Data Center Engineering in St. Louis
Mission-critical MEP for data centers — Tier III/IV electrical, cooling & fire protection, best price.
Generator Engineering in St. Louis
Standby generator sizing, ATS & emergency power design — permit-ready drawings, best price.
Lighting Design Engineering in St. Louis
Photometric lighting design, controls & code compliance — permit-ready drawings, best price.
Medical Facility Engineering in St. Louis
Medical gas, exam-room HVAC & healthcare electrical design — permit-ready drawings, best price.
Commercial Kitchen Engineering in St. Louis
Commercial kitchen hoods, grease exhaust, gas & interceptors — permit-ready drawings, best price.
Pool Engineering in St. Louis
Pool structural, systems & permits — engineered for plan check approval.
ADU Design in St. Louis
Accessory dwelling unit plans — from concept to permit.
Engineering Cost Guide in St. Louis
Straight answers on what engineering really costs.
Building Automation Engineering nearby
Ballwin · Blue Springs · Cape Girardeau · Chesterfield · Clayton · Columbia · Florissant · Hazelwood · Independence · Jefferson City · Joplin · Kansas City