Darren Marshall
Temecula,CA
Summary
Commercial refrigeration sales leader with extensive experience across OEM, contractor, and wholesale channels. Successfully drove territory growth and developed strategic accounts, delivering engineered solutions for cold storage and food processing applications. Deep expertise in refrigeration systems and regulatory compliance enhances client satisfaction and operational efficiency.
Overview
37
37
years of professional experience
Work History
Sr. Commercial Sales Engineer
Heat Transfer Products Group (HTPG)
, USA
01.2016 - Current
- Led technical sales efforts for restaurants, hotels, cold storage, distribution centers, and refrigeration systems, ensuring alignment with customer needs and product capabilities
- Provided application engineering support, conducted system design reviews, and performed field troubleshooting, improving system performance and client satisfaction
- Manage key OEM, wholesale, and contractor accounts across multi-state territory
- Maintain strong relationships with national and regional accounts
- Delivered training on CARB regulations and A2L refrigerant transition, enhancing client understanding and compliance with industry standards
Regional Sales Manager
Heat Transfer Products Group (HTPG)
01.2012 - 01.2016
- Directed sales strategy across Western region, aligning efforts of reps, distributors, and contractors to enhance market presence
- Expanded regional market share and strengthened customer relationships
- Collaborated with engineering teams to address field issues, improving system performance and customer satisfaction
- Conducted jobsite visits, working with clients on project specifications to ensure alignment with their needs
Territory Sales Manager (CA, NV, HI)
Heat Transfer Products Group (HTPG)
01.2007 - 01.2012
- Drove growth in cold storage, food processing, and distribution markets, expanding market presence
- Developed new OEM, contractor, and wholesale partnerships, increasing collaboration opportunities
- Established long-term accounts contributing to sustained revenue growth
- Rebuilt underperforming territory, restoring key customer relationships to enhance client satisfaction
Western Regional Sales Manager
Keeprite Refrigeration
01.2005 - 01.2006
- Directed contractor-focused sales strategy across Western U.S., enhancing market penetration
- Negotiated competitive pricing and secured new business opportunities in industrial and cold storage segments
- Conducted job walks and site inspections, and sized systems for large-scale refrigeration projects to ensure project viability
Regional Sales Manager - Midwest / Northwest / Canada
Heat Transfer Products Group (HTPG)
01.2002 - 01.2005
- Managed a 17-state territory, achieving 30% sales growth in first year
- Expanded business in agricultural and cold storage markets, driving increased market share
- Oversaw 7 rep agencies and coordinated multiple distribution channels for consistent market coverage
- Realigned territory and streamlined warehouse operations to enhance customer responsiveness
Application Manager / Application Specialist
Heat Transfer Products Group (HTPG)
01.1996 - 01.2001
- Led application engineering and customer support team to enhance service delivery
- Performed load calculations and system design, delivering accurate technical quotations
- Improved quoting process, significantly reducing turnaround time (Carrier recognition)
- Provided field troubleshooting for contractors and end users, resolving issues to ensure project success
AutoCAD Designer → Product Safety Certification
01.1992 - 01.1996
- Created detailed AutoCAD drawings for architectural and engineering projects.
- Designed refrigeration equipment and electrical schematics to meet industry standards
- Ensured UL/CUL and NSF compliance for products, facilitating safe market release
- Collaborated with project managers to ensure design specifications were met.
- Reviewed project designs and provided feedback for improvement and accuracy.
AutoCAD Designer
Envirotech Systems
01.1989 - 01.1992
- Designed custom HVAC systems for data centers, refineries, and industrial facilities to meet specific operational requirements
- Utilized AutoCAD to create and modify technical drawings for project specifications.
- Produced detailed drawings and wiring diagrams for manufacturing processes, ensuring accuracy and compliance with industry standards
- Designed detailed schematics for environmental control systems and equipment layouts.
- Collaborated with engineers to develop innovative solutions for system designs.
Education
Master of Business Administration -
Drucker School of Management, Claremont Graduate University
1021 North Dartmouth Ave. Claremont, CA 9171105-2001
Bachelor of Science - Business
Chapman University
1 University Dr, Orange, CA 9286605-1998
Skills
- Refrigeration System Design
- Commercial Refrigeration Systems (HFC)
- Load CalculationMarket expansion
- System Design
- Regulatory compliance
- Sales Forecasting
- System Design
- Contract negotiation
- Technical support
- Account management
Websites
Additional Value
- 30+ years in commercial refrigeration industry
- Extensive network across contractors, OEMs, and wholesalers in Western U.S.
- Strong expertise in cold storage, supermarket, and industrial refrigeration applications
- Experienced trainer on regulatory topics including A2L and CARB compliance
Timeline
Sr. Commercial Sales Engineer
Heat Transfer Products Group (HTPG)
01.2016 - Current
Regional Sales Manager
Heat Transfer Products Group (HTPG)
01.2012 - 01.2016
Territory Sales Manager (CA, NV, HI)
Heat Transfer Products Group (HTPG)
01.2007 - 01.2012
Western Regional Sales Manager
Keeprite Refrigeration
01.2005 - 01.2006
Regional Sales Manager - Midwest / Northwest / Canada
Heat Transfer Products Group (HTPG)
01.2002 - 01.2005
Application Manager / Application Specialist
Heat Transfer Products Group (HTPG)
01.1996 - 01.2001
AutoCAD Designer → Product Safety Certification
01.1992 - 01.1996
AutoCAD Designer
Envirotech Systems
01.1989 - 01.1992
Master of Business Administration -
Drucker School of Management, Claremont Graduate University
Bachelor of Science - Business
Chapman University