
It was 2004. The internet was still in its early days, and access to specialized technical information online was extremely limited. To find the technical specifications, applications, capacity, or price of a piece of equipment, you usually had to search through printed catalogs, scattered information, phone calls, and in-person visits.
In the HVAC and building services industry, the challenge was even greater. There were numerous brands and models, and selecting the right equipment—especially for engineers, designers, contractors, and project owners—required reviewing information scattered across different sources.
Engineer Majid Zavarian, who had spent years working in the design, supervision, implementation, and sales of HVAC and building services equipment, knew this problem firsthand.
His question was simple:
Why not bring technical information, selection guidance, and pricing for HVAC and building services equipment together in one specialized and trusted reference?
The idea seemed simple at first glance, but implementing it in 2004 was anything but simple.

When an Idea Was Ahead of Its Time
DamaTajhiz was never meant to be just a website showcasing products.
The idea was to create a specialized reference where an engineer or project owner could learn more accurately about the applications of different types of equipment, review and compare model specifications, estimate the required capacity more effectively, and ultimately make a better-informed decision about what to select and purchase.
But it was still unclear whether such an approach would work in the market.
Even those closest to the project did not believe in its success.
The morning after the idea was presented, DamaTajhiz's only partner, together with the company's senior sales manager, left the organization, arguing that a project like this would be a cost with no return.
Engineer Zavarian was left almost entirely on his own.
There was no successful example to follow, the internet infrastructure of the time was nowhere near what it is today, and no one could say with confidence what this idea would eventually become.
But the decision to start had been made.
And the path of DamaTajhiz began to take shape from that very moment.
Building Something That Did Not Exist
In the years that followed, a significant part of the team's efforts went into producing, compiling, and organizing specialized technical information—not simply to increase the number of pages on a website.
The goal was to ensure that when a specialist, project owner, or engineer visited DamaTajhiz to select HVAC and building services equipment for a project, they could easily find more information, before making a purchase, about equipment applications, technical specifications, model differences, capacities, brands, and available options.
As a result, technical articles, selection guides, practical tables, and technical information gradually became an integral part of DamaTajhiz.
From the very beginning, content at DamaTajhiz was never merely a tool for attracting visitors; it was a fundamental part of the value the organization provided.
The journey, of course, was not without its challenges.
Slow and unreliable internet connections, infrastructure limitations, technical, financial, and legal difficulties, sanctions, and competition from general-purpose and non-specialized websites were among the challenges along this demanding path.
Starting in the fall of 2009, some companies active in the HVAC and building services industry objected to having their product specifications and prices published transparently on DamaTajhiz. In some cases, legal action was even considered. These disputes were ultimately managed and resolved through dialogue, flexibility on both sides, and, in some cases, by removing those companies' products from the platform.
Yet throughout all of these events, one principle never changed:
the commitment to providing accurate, complete, and specialized information before a purchase decision is made.
DamaTajhiz; Your Guide to Selecting, Pricing, and Sourcing HVAC and Building Services Equipment (Since 2004)
Trust Before Sales
For years, DamaTajhiz's activities were built around one central purpose: helping people make more informed choices when selecting HVAC and building services equipment.
But gradually, something else happened.
Users who visited the website to learn about and compare equipment began asking another question: “Where can we buy this equipment?”
The growing number of these requests took DamaTajhiz into a new stage of its development.
In 2006, product sourcing and sales were added to the organization's activities.
Therefore, sales were not the starting point for DamaTajhiz; they were the result of years of providing information and building trust.
This distinction matters to us.
We believe that purchasing HVAC and building services equipment is not always a simple transaction. Selecting a piece of equipment may be part of a professional decision made by an engineer, a contractor's responsibility toward a project, or a project owner's investment decision for a building.
That is why we have sought to keep sales connected to the selection process, bringing technical information, comparisons, selection guidance, and equipment sourcing together.

Who Was DamaTajhiz Built For?
From the very beginning, DamaTajhiz was built for people who want to make better choices.
For the engineer responsible for selecting the best solutions and designing HVAC and building services equipment for a project.
For the specialist who needs to evaluate several options for a project owner.
For the contractor who needs to source suitable equipment with the right technical specifications and a competitive price.
And for the project owner who wants to know exactly what equipment is best suited for their project. We understand that selecting building services equipment is not simply about choosing a product.
Behind the selection of a chiller, fan coil unit, ducted split system, VRF system, air conditioner, boiler, cooling tower, or any other piece of equipment may lie years of an engineer's experience, a project owner's budget, and the future performance of a building.
That is why we have always aimed for the information we provide to users to help them make better decisions before it leads to a sale.
This perspective is one of the most important principles that DamaTajhiz has maintained from 2004 to this day.
Engineer Majid Zavarian; An Engineer Who Saw the Problem from a Different Perspective
Behind every lasting business, there is not necessarily an extraordinary idea. Sometimes there is simply a real problem that someone decides to pursue more seriously than others.
For DamaTajhiz, that problem emerged from Engineer Majid Zavarian's years of professional experience in the building services industry.
Born in 1965, he graduated from Alborz High School in Tehran and earned a degree in Mechanical Engineering, specializing in Thermal and Fluid Sciences (Building Services). After passing the Grade 1 examination of the Tehran Construction Engineering Organization in 2002, he spent years working in the design, supervision, implementation, and sales of HVAC and building services equipment.
This experience led him to view equipment selection from a perspective that went beyond sales or simply presenting products.
In his view, the main challenge is not always a lack of equipment; it is often finding the right information to make a better choice.
That perspective laid the foundation for an idea that would later become DamaTajhiz.
DamaTajhiz; Thousands of Products for Thousands of Engineering and Industrial Projects (Since 2004)
Learning Has Always Been Part of His Journey.
Engineer Zavarian has never been the kind of executive who stops learning after reaching a certain professional position.
Continuous learning in management, business, marketing, branding, and technology, along with keeping up with changes in the digital world, has always been part of his professional journey.
But perhaps more important than knowledge is the willingness to change methods that no longer work as effectively as they once did.
The journey of DamaTajhiz has demonstrated this to him time and again.
The experience of these years has shown that staying committed to a goal does not necessarily mean sticking to a single method. Sometimes, preserving a principle requires changing the way it is implemented.
That is why, when facing challenges and different perspectives, the effort has always been to preserve the core principles while adapting methods and decisions to changing circumstances.

Three Qualities That Shaped the DamaTajhiz Journey
If we were to summarize Engineer Zavarian's journey in a few qualities, these three would perhaps stand out the most:
The courage to start; even when the outcome of the journey is unclear.
A passion for learning; even after many years of professional experience.
The courage to think differently; when existing methods are not the right answer to a new problem.
But perhaps the most important lesson from this journey is something else:
Staying committed to a goal does not necessarily mean being conservative or clinging to old methods.
From an Idea to a Specialized Organization
Over more than two decades, DamaTajhiz has evolved from an initial idea into an organization made up of various engineering, IT, content, production, research and development, sales, and sourcing teams.
Today, the organization's activities have also expanded into Persian, English, and Arabic, while the range of services and information provided covers a broad spectrum of HVAC and building services equipment.
But the most important achievement of this journey is not the number of products or pages on the website.
The true value of DamaTajhiz lies in the trust that has gradually been built between the organization and the technical and engineering community.
Trust is not built overnight, nor does it emerge from a single advertisement. It is the result of years of effort to provide accurate information, respond to users, correct mistakes, learn, and keep moving forward.
DamaTajhiz Today
The idea that seemed new, and even unrealistic to some, in 2004 has today become the first specialized reference for HVAC and building services equipment in Iran and the Middle East.
Yet despite all the changes in technology, the market, and the way equipment is purchased, the original principle remains unchanged:
Better choices begin with more complete technical information.
Today, the work of DamaTajhiz's various teams continues on this same foundation—from engineers and technical specialists to experts in information technology, content, sales, sourcing, and research and development.
The goal is not simply to offer more products.
The goal is to ensure that engineers, project owners, and building services professionals have better information available to make informed decisions before purchasing and, when needed, can source the equipment they require from a specialized and responsive organization.

We Are Still Pursuing the Same Question
More than two decades have passed since that simple question was first asked.
Technology has changed, the internet has evolved, purchasing and customer communication methods have transformed, and the building services industry itself has come a long way.
But one thing has not changed for DamaTajhiz:
the belief that the right choice starts with complete and accurate information.
DamaTajhiz is no longer the result of one person's efforts; today, a team of specialists continues along the same path.
But the roots of this journey still lead back to the same question asked in 2004:
How can the selection of HVAC and building services equipment be made more informed, transparent, and reliable for engineers and project owners?
For Engineer Zavarian, DamaTajhiz was never simply about building a business; it was an effort to create a simpler and more reliable way to understand, select, and source HVAC and building services equipment. (Even without the support or assistance of government organizations)
Perhaps the best definition of this journey is simply:
DamaTajhiz; Your Guide to Selecting, Pricing, and Sourcing HVAC and Building Services Equipment Since 2004
And the story is far from over...
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Wishing Health, Peace, and Success in Iran, Iraq, and the Middle East
DamaTajhiz; The Guide to Choosing and Buying HVAC Systems and Pool Equipment Across the Middle East (Since 2004)


As mentioned earlier, the initial idea for establishing the DamaTajhiz engineering group was formed in 2004, at a time when investors and companies were mostly active in areas such as importing goods and construction, and there was not even the slightest mention of such business models in Iran. No specialized online store had yet emerged in the Middle East!
DamaTajhiz, since 2004, began its activities with foresight and creativity as the first online store in the country, in the form of a specialized engineering group for the sale of cooling, heating, and HVAC equipment, for the first time in Iran, Iraq, and the Middle East. At a time when many of today’s online stores, e-commerce platforms, and even current business coaches, instructors, and organizers of success, business, and online sales seminars were in a completely different space.
The engineering, manufacturing, and trading company DamaTajhiz, with a forward-looking vision, began its brand development path initially as the first startup for supplying and selling HVAC equipment by Engineer Majid Zavarian by launching the most comprehensive HVAC equipment sales collection. This included 80 related product categories and 5 main sectors: HVAC equipment, heating and boiler room equipment, swimming pool, sauna and jacuzzi equipment, control and safety equipment, and office/home equipment. It then expanded by manufacturing many essential and practical HVAC and heating products such as various fan coils, cooling towers, mini chillers, air-cooled and water-cooled chillers, air handling units, air washers, unit heaters, ZENT systems, and more. These products, offered at competitive prices with reliable warranties, further enhanced the supply of such equipment to various projects (please refer to the DamaTajhiz products section).

"DamaTajhiz Group has no other branches and delivers your orders directly across the country and to neighboring countries."

DamaTajhiz holds business license No. 1404009231 issued by the High Supervisory Board of Trade Organizations and is a member of the HVAC and Heating Equipment Union.
Additionally, DamaTajhiz Engineering and Manufacturing Company is an official member of the Iran Virtual Businesses Union with guild ID 0467231540.
Furthermore, DamaTajhiz is a member of the Union of Manufacturers and Repairers of Refrigeration and HVAC Industries with guild ID 1404265791, and images of all these certificates are provided at the bottom of the page.
DamaTajhiz Engineering and Manufacturing Company Kourosh also has a department for issuing corporate purchase invoices and the capability to export HVAC equipment and products.
DamaTajhiz; Guide to Choosing and Buying HVAC Systems and Pool Equipment in the Middle East (Since 2004)
The DamaTajhiz group, without receiving any cooperation or assistance from governmental institutions and relying solely on divine support and the expertise of its technical team across various departments, has so far succeeded not only in meeting the domestic demand for HVAC equipment but also in supplying heating, cooling, and HVAC equipment for numerous construction projects across the country and even in neighboring countries.
Additionally, the products offered in the DamaTajhiz product section are available with custom manufacturing orders for valued customers and are provided with DamaTajhiz Golden Warranty and highly competitive prices for selection and purchase by managers, engineers, employers, factories, and projects.
Which countries can place orders to purchase HVAC equipment from DamaTajhiz?
DamaTajhiz, as the first (since 2004) and most visited specialized online store for HVAC equipment in the Middle East, in addition to Iran, provides the possibility of selling and delivering specialized HVAC equipment to applicants in the following countries:
Countries: Iran - Iraq - Syria - UAE - Qatar - Oman - Azerbaijan - Armenia - Georgia - Tajikistan - Turkey - Uzbekistan - Turkmenistan - Afghanistan are among the most important destinations for customers of DamaTajhiz products.
Address of Offices No. 1, 2, and 3: Tehran - Taleghani Street > Between Mofatteh Intersection and Bahar Street – Corner of Talebian – Building No. 463
We recommend following the DamaTajhiz Instagram page at damatajhiz.ir and also joining the DamaTajhiz Telegram Channel to stay updated on the latest events, offers, and programs of the DamaTajhiz brand.

Trademark Registration Certificate + Business Licenses from the HVAC Union + Specialized Union of HVAC Equipment Manufacturers + Virtual Businesses Union
(The DamaTajhiz Group has been operating since 2004 and also holds the E-Namad (Electronic Trust Symbol))

DamaTajhiz Presence in International Exhibitions of Building Facilities and Cooling & Heating Systems
We look forward to your contact and are eager to welcome you at the DamaTajhiz specialized center
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Head Office: No. 463,Talebian Alley,Taleghani St.Tehran,Iran


DamaTajhiz has provided the opportunity to sell and ship specialized HVAC equipment for applicants in the following countries as the first and the most popular online store for selling HVAC equipment (Heating , Ventilation , Cooling , Air conditioning) in the Middle East : Afghanistan – Tajikistan - Uzbekistan – Turkmenistan – Azerbaijan – Armenia – Georgia – Turkey – Iraq – Syria – Jordan – Kuwait – Emirates – Qatar – Oman.