Business Details
23 Years
experience
Mechanical & Plumbing Engineering Experts
360 Engineering, Inc. is a Colorado-based mechanical and plumbing engineering firm founded in 2003 by Denise Dihle, PE. With over two decades of experience, we specialize in delivering customized HVAC, plumbing, and fire protection system designs for commercial, educational, healthcare, and government facilities. Our approach prioritizes energy efficiency, sustainability, and long-term operational cost savings, while maintaining close collaboration with architects, building owners, and design teams.We hold certifications in LEED, WELL, and ASHRAE standards, and our team includes Certified Commissioning Authorities who ensure systems meet performance goals. Our commitment to client-centric service has fostered long-term relationships with organizations like Denver Public Schools, FirstBank, and the U.S. Forest Service. We maintain active memberships in industry organizations such as ASHRAE, USGBC, and NFPA to stay at the forefront of technological advancements and building codes.
Services
HVAC Engineering
Plumbing Design
Energy Consulting
Commissioning Services
Prime Consulting
Details
- Year established: 2003
Highlights and features
- We offer 20+ years of experience in mechanical engineering for commercial and institutional buildings.
- Our team includes LEED Accredited Professionals and Certified Commissioning Authorities.
- We provide right-sized solutions that balance upfront costs with long-term operational efficiency.
- Our engineers are licensed in 40+ states, enabling nationwide project execution.
- We maintain active memberships in ASHRAE, USGBC, and other leading industry organizations.
Associations and certifications
- LEED AP Building Design + Construction (LEED AP BD+C)
- International WELL Building Institute
- AABC Commissioning Group (ACG)
- National Fire Protection Association (NFPA)
What people say
Exceptional technical expertise
Responsive communication
Delivered projects on time
Strong collaborative approach
Deep understanding of systems
Services
HVAC Engineering
Our HVAC engineering services focus on creating energy-efficient heating, ventilation, and air conditioning systems tailored to commercial and institutional buildings. We analyze building requirements, occupancy patterns, and climate conditions to design systems that optimize comfort while minimizing energy consumption. Our engineers incorporate the latest technologies and adhere to ASHRAE standards to ensure long-term reliability and maintainability.
Plumbing Design
We develop comprehensive plumbing systems for new construction and renovation projects across various sectors. Our designs prioritize water efficiency, code compliance, and ease of maintenance while integrating with overall building systems. The team considers fixture requirements, water pressure dynamics, and sustainable practices like rainwater harvesting to create functional, future-ready solutions for commercial and institutional facilities.
Energy Consulting
Our energy consulting services help clients achieve sustainability goals through strategic system design and performance optimization. We conduct energy audits, model consumption patterns, and recommend solutions that reduce operational costs while meeting LEED or net-zero targets. The team stays current with evolving energy codes to ensure compliance while maximizing long-term efficiency for building owners.
Commissioning Services
We provide full-spectrum commissioning services to verify mechanical and plumbing systems perform according to design specifications. Our Certified Commissioning Authorities lead quality assurance processes from pre-design through occupancy, ensuring systems operate efficiently and meet owners' project requirements. This includes retro-commissioning for existing buildings to improve system performance and energy efficiency.
Prime Consulting
As prime consultants, we manage multidisciplinary design teams to coordinate architectural, engineering, and construction efforts. Our approach emphasizes early collaboration, clear communication, and risk mitigation to deliver complex projects on schedule and within budget. We act as the building owner's advocate, ensuring all systems integrate seamlessly with the overall project vision and operational needs.
People
Denise Dihle
President & Founding Principal
With over 30 years of mechanical engineering experience, Denise founded 360 Engineering in 2003. Recognized as a Denver Business Journal Outstanding Woman in Business, she leads the firm's technical direction and client relationships while maintaining active involvement in major projects.
Melissa
Operations Director
Melissa oversees finance, HR, IT, and risk management for 360 Engineering. With 15+ years at the firm, she ensures operational efficiency and compliance across accounting, professional licensures, and day-to-day business functions.
Stacey
Business Development Leader
Stacey leads marketing and project pursuit initiatives at 360 Engineering. She promotes the firm's engineering expertise through strategic outreach while supporting client relationship development and project acquisition efforts.
Spencer
Project Engineer
Spencer specializes in system selection, energy modeling, and construction administration. He brings technical expertise in mechanical design and client coordination to diverse projects including commercial and institutional facilities.
Brennen
Project Manager
Brennen manages mechanical engineering projects while leading internal training programs. With experience in system design and team coordination, he ensures projects meet quality standards and client expectations across various market sectors.
Questions
What types of buildings does 360 Engineering work with?
We specialize in commercial, educational, healthcare, government, and historic buildings nationwide, including new construction and renovation projects.
Do you handle both HVAC and plumbing system design?
Yes, we provide comprehensive mechanical engineering services covering HVAC, plumbing, and fire protection systems for all project types.
Are your engineers licensed in multiple states?
Our team holds Professional Engineer licenses in over 40 states, allowing us to work on projects across the United States.
What sustainability certifications do you have?
We have LEED AP BD+C, WELL Accredited Professionals, and ASHRAE-certified engineers, with experience in net-zero energy design and commissioning.
How do you approach energy efficiency projects?
We conduct energy audits, model consumption patterns, and recommend solutions that balance upfront costs with long-term operational savings and sustainability goals.
Can you manage multidisciplinary design teams?
As prime consultants, we coordinate architectural, engineering, and construction teams to ensure integrated solutions that meet project timelines and budgets.
Videos
