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Business Details
27 Years
experience
Building Envelope & Energy Solutions Experts
BEE Engineers has been delivering comprehensive building envelope and energy services since 1999. Our team of licensed engineers, energy consultants, and testing specialists provides full-package consulting from design through construction close-out. We specialize in weatherization, air barrier solutions, energy efficiency, and sustainability compliance for diverse building types including municipal, educational, commercial, and residential projects. With offices in Seattle and Portland, we combine technical expertise with innovative thinking to ensure buildings perform as designed while meeting evolving code requirements.

Our NFRC-accredited simulation laboratory supports manufacturers and builders with fenestration ratings, and our field verification services ensure quality assurance through advanced testing methods. As a 25-year industry leader, we prioritize client collaboration, technical excellence, and sustainable building practices that create resilient, energy-efficient structures.
Services
Building Envelope Consulting Energy Modeling Air Barrier Testing NFRC Simulations Remediation Consultation Thermal Envelope Design Hygrothermal Modeling Window Water Testing Electronic Leak Detection Sustainability Certification
Details
  • Year established: 1999
Highlights and features
  • 25 years of specialized expertise in building envelope systems
  • NFRC-accredited simulation laboratory for fenestration ratings
  • Full-service consulting from design through construction close-out
  • Licensed engineers and certified testing technicians on staff
  • Proven track record with LEED, Energy Star, and Built Green certifications
Associations and certifications
  • ISO 9001
  • NFRC Accredited Simulation Laboratory
  • AAMA Accreditation
What people say
Knowledgeable team Professional staff Comprehensive solutions Technical expertise Reliable service
Services
Building Envelope Consulting
Our building envelope consulting services provide comprehensive design, inspection, and testing solutions for commercial and residential projects. We ensure code compliance through detailed design reviews, construction administration, and forensic investigations. Our team delivers waterproofing solutions and air barrier systems that prevent costly leaks while maintaining energy efficiency.
Energy Modeling
We offer advanced energy modeling using eQUEST and IES Virtual Environment software to optimize building performance. Our models predict energy consumption based on materials, systems, and climate conditions. This helps achieve code compliance, qualify for tax incentives, and meet sustainability goals through data-driven design decisions.
Air Barrier Testing
Our AAMA-accredited air barrier testing services verify building envelope integrity through whole-building pressurization tests. We identify air leaks that could compromise energy efficiency and occupant comfort. Testing meets Washington and Oregon energy code requirements while providing actionable solutions for improvement.
NFRC Simulations
As an NFRC-accredited laboratory, we provide U-factor, SHGC, and VT ratings for windows and doors. Our simulations help manufacturers achieve Energy Star certification and assist builders with code compliance. We use CMAST software for accurate commercial product performance assessments.
Remediation Consultation
We offer remediation services for property managers and HOAs through infrared scanning and destructive testing. Our team identifies water intrusion sources and develops maintenance schedules to prevent future issues. We provide detailed reports for budget planning and reserve studies.
People
Chad Smith
Managing Principal
Chad Smith leads BEE Engineers' strategic direction with over 15 years of building science experience. He specializes in envelope consulting and sustainable design solutions.
Telman Gasanov
Principal, Energy & Sustainability
Telman Gasanov directs energy and sustainability initiatives with expertise in energy modeling and green building certifications. He ensures compliance with evolving code requirements.
Bret Joiner
Simulator in Responsible Charge
Bret Joiner manages NFRC simulations and fenestration ratings. He provides technical expertise for manufacturers seeking product certification and code compliance.
Questions
What building types do you work with?
We handle commercial, residential, educational, healthcare, and historical buildings across the Pacific Northwest region.
Are you ISO certified?
Yes, we maintain ISO 9001 certification for quality management systems and NFRC accreditation for fenestration simulations.
Do you provide field testing services?
We offer AAMA-accredited window water testing, whole-building air barrier testing, and electronic leak detection services.
How do you handle remediation projects?
Our team conducts infrared scanning, destructive testing, and develops maintenance schedules to address water intrusion issues.
Can you assist with green building certifications?
We support LEED, Energy Star, Built Green, and other sustainability programs through energy modeling and verification services.
Do you work with manufacturers?
Yes, we provide NFRC simulations for window and door manufacturers to achieve product certification and code compliance.