Our vision
We aspire to be the essential infrastructure—the backbone that redefines installer collaboration. By turning today's chaos into seamless, reliable partnerships, we empower every stakeholder with unparalleled clarity, confidence, and peace of mind.
Empowering businesses and installers globally
Who we are?
We are a team of people who have experienced firsthand how poor communication and weak coordination can derail even the simplest job working with installers.
Our mission is to solve these issues by developing the infrastructure that improves collaboration between businesses and installer companies, builds trust, and delivers exceptional digital customer experiences.
Our vision
We aspire to be the essential infrastructure—the backbone that redefines installer collaboration. By turning today's chaos into seamless, reliable partnerships, we empower every stakeholder with unparalleled clarity, confidence, and peace of mind.
Empowering businesses and installers globally
Who we are?
We are a team of people who have experienced firsthand how poor communication and weak coordination can derail even the simplest job working with installers.
Our mission is to solve these issues by developing the infrastructure that improves collaboration between businesses and installer companies, builds trust, and delivers exceptional digital customer experiences.
Our vision
We aspire to be the essential infrastructure—the backbone that redefines installer collaboration. By turning today's chaos into seamless, reliable partnerships, we empower every stakeholder with unparalleled clarity, confidence, and peace of mind.
Empowering businesses and installers globally
Who we are?
We are a team of people who have experienced firsthand how poor communication and weak coordination can derail even the simplest job working with installers.
Our mission is to solve these issues by developing the infrastructure that improves collaboration between businesses and installer companies, builds trust, and delivers exceptional digital customer experiences.
Our vision
We aspire to be the essential infrastructure—the backbone that redefines installer collaboration. By turning today's chaos into seamless, reliable partnerships, we empower every stakeholder with unparalleled clarity, confidence, and peace of mind.
Empowering businesses and installers globally
Who we are?
We are a team of people who have experienced firsthand how poor communication and weak coordination can derail even the simplest job working with installers.
Our mission is to solve these issues by developing the infrastructure that improves collaboration between businesses and installer companies, builds trust, and delivers exceptional digital customer experiences.
Meet the team
Gunnar W Sem
Co-Founder & CEO
Kristoffer Gjerde
Co-Founder & CPO
Carl Andreas Julsvoll
CTO
Caspar Mariero-Klees
CCO
Erlend Nundal
CFO
Kaja Røttingsnes
COO
Hans-Wilhelm Warlo
Head of Engineering
Kristoffer Kjørlaug Larsen
Head of Architecture
Line Rossavik
Partner Success Manager
Patrycja Koźlik
QA Specialist
Eryk Slocinski
Front-End Developer
Cesare Conti
Full Stack Developer
Daniel Ahlberg
Head of Growth
Michael Rashkovskiy
Head of Commercial Operations
Dag Kristian Dvergastein
Lead Commercial Designer
Kuba Gawlik
Product Designer
Even Nesvik
Head of Data & Analytics
Andreas Nilsén
Growth Manager Nordics
You?
Find open positions on career.
Meet the team
Gunnar W Sem
Co-Founder & CEO
Kristoffer Gjerde
Co-Founder & CPO
Carl Andreas Julsvoll
CTO
Caspar Mariero-Klees
CCO
Erlend Nundal
CFO
Kaja Røttingsnes
COO
Hans-Wilhelm Warlo
Head of Engineering
Kristoffer Kjørlaug Larsen
Head of Architecture
Line Rossavik
Partner Success Manager
Patrycja Koźlik
QA Specialist
Eryk Slocinski
Front-End Developer
Cesare Conti
Full Stack Developer
Daniel Ahlberg
Head of Growth
Michael Rashkovskiy
Head of Commercial Operations
Dag Kristian Dvergastein
Lead Commercial Designer
Kuba Gawlik
Product Designer
Even Nesvik
Head of Data & Analytics
Andreas Nilsén
Growth Manager Nordics
You?
Find open positions on career.
Meet the team
Gunnar W Sem
Co-Founder & CEO
Kristoffer Gjerde
Co-Founder & CPO
Carl Andreas Julsvoll
CTO
Caspar Mariero-Klees
CCO
Erlend Nundal
CFO
Kaja Røttingsnes
COO
Hans-Wilhelm Warlo
Head of Engineering
Kristoffer Kjørlaug Larsen
Head of Architecture
Line Rossavik
Partner Success Manager
Patrycja Koźlik
QA Specialist
Eryk Slocinski
Front-End Developer
Cesare Conti
Full Stack Developer
Daniel Ahlberg
Head of Growth
Michael Rashkovskiy
Head of Commercial Operations
Dag Kristian Dvergastein
Lead Commercial Designer
Kuba Gawlik
Product Designer
Even Nesvik
Head of Data & Analytics
Andreas Nilsén
Growth Manager Nordics
You?
Find open positions on career.
Meet the team
Gunnar W Sem
Co-Founder & CEO
Kristoffer Gjerde
Co-Founder & CPO
Carl Andreas Julsvoll
CTO
Caspar Mariero-Klees
CCO
Erlend Nundal
CFO
Kaja Røttingsnes
COO
Hans-Wilhelm Warlo
Head of Engineering
Kristoffer Kjørlaug Larsen
Head of Architecture
Line Rossavik
Partner Success Manager
Patrycja Koźlik
QA Specialist
Eryk Slocinski
Front-End Developer
Cesare Conti
Full Stack Developer
Daniel Ahlberg
Head of Growth
Michael Rashkovskiy
Head of Commercial Operations
Dag Kristian Dvergastein
Lead Commercial Designer
Kuba Gawlik
Product Designer
Even Nesvik
Head of Data & Analytics
Andreas Nilsén
Growth Manager Nordics
You?
Find open positions on career.
Backed by some of the best
Backed by some of the best
Backed by some of the best
Backed by some of the best
Get started
For everyone from climate tech start ups to established enterprises. Unlock new commercial models, higher conversion and best in class installer collaboration.
Get started
For everyone from climate tech start ups to established enterprises. Unlock new commercial models, higher conversion and best in class installer collaboration.
Get started
For everyone from climate tech start ups to established enterprises. Unlock new commercial models, higher conversion and best in class installer collaboration.
Get started
For everyone from climate tech start ups to established enterprises. Unlock new commercial models, higher conversion and best in class installer collaboration.
Get started with a demo
© Copyright 2025, All Rights Reserved by Installer
Get started with a demo
© Copyright 2025, All Rights Reserved by Installer
Get started with a demo
© Copyright 2025, All Rights Reserved by Installer
Get started with a demo
© Copyright 2025, All Rights Reserved by Installer
