C4TS is an Iranian, self-founded center for collaboration and knowledge exchange in the field of transportation planning and engineering. This center operates independently from the government and its subdivisions, including MRUD, MPORG, and municipalities.

ARA Co. (Persian: مهندسین مشاور ارکان راهان آریان) is an emerging transportation and traffic engineering consulting firm in Iran. The company prides itself on fostering a culture of teamwork and collaboration. Its directors have implemented a key strategy of recruiting the top talent in the market to enhance the quality and success of their projects.Main title:- Senior Traffic Engineer in District 18 transportation studies project, Tehran, Iran- Senior Traffic Engineer in improving walkability and sustainable transport facilities , Tehran, IranMain responsibilities:- I was responsible for managing transportation projects from conception to completion. This involves creating project plans, setting objectives, coordinating with stakeholders, and ensuring timely and efficient execution.- I was responsible for designing transportation systems, including roads, highways and transit networks in district 18. I actively analyzed traffic patterns, conduct feasibility studies, and develop transportation models to optimize infrastructure designs and improve traffic flow in this area.- While conducting technical approaches, I ensured that transportation projects comply with relevant laws, regulations, and technical guidelines.- As a senior member of the team, I frequently led and mentored junior engineers. I used to provide guidance, support, and technical expertise to ensure the professional development of their team members and promote a collaborative work environment.- Additionally, I was responsible for maintaining the quality and integrity of transportation projects. My responsibilities included inspecting, reviewing, and certifying that projects met standards.

Atiesaz Co. (Persian:مهندسین مشاور آتیه ساز شرق) is a knowledge based consultancy in the field of road, transportation and traffic engineering. Having direct connections with highly respected academics is a great advantage for the company. Main title:- Technical project lead in the project of upgrading traffic sign scheme in Robatkarim city, TehranMain responsibilities:- Manifesting project aims, objectives and deliverables- Creating design prototype based on the city council's requirements and needs- Communicating with different sectors and contractors in order to fulfill all practical concerns- Establishing a database of all current and proposed traffic signs- Demonstrating deliverables to gain appropriate budget from the council- Analyzing the route comfortability and suitability to mitigate traffic impacts of new scheme- Checking the compatibility of designs with national and regional standards and guidelinesMain Project:- Upgrading traffic sign scheme in Robatkarim city

Iriana Design and plan Co. (Persian:مهندسین مشاور آیریانا طرح و برنامه) is one of the top-graded Iranian engineering consultancies in the field of transportation planning, highway engineering, and urban road infrastructures. I worked in this company as a head of traffic engineering projects for more than 40 months.Main titles:- Project coordinator for transportation planning projects in Tehran's district 11 (2019), district 5 (2020), district 4 (2021)- Project coordinator for traffic engineering projects in Qom- Project coordinator for urban road markings Main responsibilities:- Analyzing traffic demand data to ensure degree of reliability and effectiveness.- Providing detailed project plans and proposals in terms of RFP, RFQ and supplementary documents.- Scheduling geometric data surveys, participatory data surveys and side-road data collection. - Controlling project cash flow, milestones and the team activities.- Planning regulatory studies in urban development projects.- Monitoring outsourced projects and external partners agreements.- Conducting economic appraisal of traffic engineering projects.- Evaluating the impacts of land-use planning and environmental concerns in almost all projects.- Checking and proofreading of technical reports and applications. - Adopting geometric designs, transport models and analytical reports with national/international guidelines. - Directing GIS data analysis and presentation, road traffic data simulation and modelling. - Collecting tender documentation for research-based projects.- Applying risk assessments to all projects.Main Projects:- Re-imaging Anbar-Naft St. in Tehran's CBD- District 11's Sightseeing Route- TOD in District 5 and District 18 Tehran- Re-imaging Dr.Ayat Street in District 4 Tehran- Transforming intersections in the city centre of Qom

Shahabtaradod is an engineering consultancy in Iran. I am working with this company under a limited contract agreement as a senior data analyst in the following projects:-2019~2020 Design of a GIS-based control panel for monitoring road traffic accidents in Markazi province.-2019~2021 Geospatial analysis of road traffic accidents in Alborz province.-2021~2022 Data analysis of road traffic accidents in Yazd province

Tarh Mandegar Aria Co. (Persian:مهندسین مشاور طرح ماندگار آریا) is a reputable transportation consultancy in Iran. I worked in this company as a transportation planning expert.Main titles:- Transportation planning expert in Tehran's suburban rail redevelopment project. - Traffic engineer in Traffic impact studies and Tehran's district 17 and 19 projects. Main responsibilities:- Designing survey plans, questioners and strategies to study traffic congestion concerns. - Collecting road traffic data in response to solve urban traffic problems. - Simulating traffic behaviour in a road network with the aid of Aimsun and Vissim simulation packages.- Analysing a wide range of traffic data sets to define traffic management scenarios.- Exploring road traffic characteristics such as flow, capacity, density and LOS to explain bottlenecks, shockwaves and excess traffic demands in a road network.- Site-visiting to identify drivers and other road users' difficulties, road safety concerns and potential capabilities of road improvement.- Investigating public transportation routes, stops/stations and spacing between facilities.