Haynes Mechanical Systems Tech Stack

Commercial HVAC service and building automation for mid-market facilities

Facilities Services Greenwood Village, Colorado 201–500 employees Founded 1968 Privately Held

Haynes Mechanical Systems operates a service-and-controls business built on legacy industrial protocols (BACnet, Modbus, Niagara) paired with modern building-automation tooling (Siemens, AutoCAD, Revit, Salesforce). The hiring mix—engineering and ops both substantial—combined with active projects spanning retrofits, system redesigns, and automation controls suggests a shift from reactive maintenance toward consultative upgrades and performance optimization. Pain-point clustering around retrofit sales, margin protection, and backlog acceleration indicates the company is scaling service delivery while trying to move upmarket into higher-margin upgrade work.

Tech Stack 12 technologies

Core StackSiemens AutoCAD Revit Salesforce Niagara BACnet Modbus Niagara AX Salesforce Sales Cloud PowerPoint Excel Microsoft Office

What Haynes Mechanical Systems Is Building

◆Challenges

Integrating legacy control systems
Heavy workload of service calls
Budget overruns
Backlog acceleration
Selling retrofits and upgrades
Asset replacement scheduling
Maximizing gross profit margins
High demand periods
Sustaining business in retrofits
Increasing upgrade opportunities

▲Active Projects

Retrofit projects
Hospital lab mechanical infrastructure projects
Unit replacements
Full system redesign
Building automation controls projects
Salesforce configuration and automation
Sales forecasting and pipeline management
Customer experience data integrity
C.a.r.e. program
Equipment installation and retrofits

Hiring Activity

Accelerating45 roles · 25 in 30d

Department

Engineering

Ops

Sales

Support

Finance

Operations

Seniority

Mid

Senior

Junior

Manager

Lead

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About Haynes Mechanical Systems

Haynes Mechanical Systems is a privately held HVAC and building-automation contractor serving commercial real-estate clients across the US. Founded in 1968 and headquartered in Colorado, the company has grown to 201–500 employees and offers factory-trained technicians, predictive maintenance strategies, and full system redesigns alongside traditional service. The tech stack spans industry-standard building-control protocols (BACnet, Modbus, Niagara) and design tools (AutoCAD, Revit, Siemens) for system modeling and integration work. Recent project activity centers on hospital infrastructure, equipment retrofits, and building-automation control deployments, with internal Salesforce work supporting sales forecasting and pipeline management.

HeadquartersGreenwood Village, Colorado

Company Size201–500 employees

Founded1968

Hiring MarketsUnited States

Frequently Asked Questions

What is Haynes Mechanical Systems' tech stack?

Core stack includes Siemens, Niagara, BACnet, Modbus, AutoCAD, Revit, and Salesforce. Technicians work with factory-trained expertise across all major HVAC brands and building-automation protocols.

Where is Haynes Mechanical Systems headquartered?

Greenwood Village, Colorado. The company was founded in 1968 and remains privately held, with all current hiring focused in the United States.