The people behind a more connected home.
Good home technology starts with understanding the home itself. EHT brings residential construction experience, software and systems integration together with specialist trade partners in one coordinated approach.

Founder & CEO
Pavel Dertyshnikov
A practical understanding of the whole home.
Pavel’s background spans residential construction, complex remodeling and general contracting in Washington, with project experience in California. He understands how the physical home, its technical systems and the different trades come together, and brings that perspective to EHT’s integration work and overall direction.
- 15+ years in residential construction
- Washington and California project experience
- General contracting and project leadership
Different disciplines, one shared purpose.
Behind each project is a team connecting operations, software and individual technology systems. The responsibilities are complementary, so the home is always considered as a whole.
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Olga Dertyshnikova
Chief Operating Officer
Brings management experience to day-to-day operations, project coordination and communication between the EHT team and the specialists on each project.
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Aleksei Ishimov
Software & Automation
Works across the software layer: Home Assistant, automation logic, integration software, configuration and the systems that make the home work together.
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Dmitrii Kulik
Systems Integration
Connects and configures individual technology systems and compatible platforms, complementing the broader software and automation work.
Our specialist partners
Our electrical, HVAC and plumbing partners work to a coordinated project plan. EHT defines integration requirements, coordinates their work and verifies that the completed systems work together.
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Dmitrii Podberezkin
Electrical & Solar
Residential electrical infrastructure, power systems and solar-related project work.
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Vladimir Novojilov
Hydronic & Plumbing
Plumbing systems, hydronic heating and the physical infrastructure that connects mechanical equipment.
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Sergiu Cosneanu
HVAC & Heat Pumps
Heating, cooling, heat-pump systems and their installation-level requirements.
One home, clear responsibilities.
Construction & project perspective
Understand the house, the stages of the project and the practical constraints that shape technology choices.
Software & systems integration
Connect supported platforms, configure control and automation, and verify that the systems behave as intended.
Specialist trade partners
Coordinate electrical, HVAC and plumbing work with the partners each project needs.
California and Washington.
Each project’s location, on-site trade work and continuing support are considered when defining the scope.
- San Francisco Bay Area & Napa Valley
- Greater Seattle