Our team

Sites123 is a leader in creating and promoting websites as well as managing Chicago companies’ images on the web. We translate digital marketing techniques into measurable benefits for our clients. The Sites123 team includes specialists in marketing, programming and designing to maximize consumer impressions. Get to know us better!

Kacper Orlik
DIRECTOR [email protected]
(773) 279-5975

Conscientious, meticulous, responsible and gifted with managerial talent, Kacper creates marketing strategies and skillfully manages our client’s campaigns.

Mateusz Koltunowicz SENIOR SEO MANAGER

Mateusz Koltunowicz
SENIOR SEO MANAGER [email protected]
(773) 683-3692

A marketing guru and content management specialist, Matt thrives on leading challenging marketing campaigns. He’s a master of achieving desired Google search results and keeping clients happy.


Dagmara Spendowska
UX & MARKETING SPECIALIST [email protected]

Our specialist of analytics and AdWords campaigns, Dagmara is our creative, innovative marketing master who brings new solutions and a breath of fresh air to our promotional campaigns. She is known to stay solidly outside the box.


Paulina Grzeszczuk
LOCAL PROMOTION [email protected]
(773) 279-5902

Paulina is our local promotions specialist. She scrutinizes Google algorithms to maximize our marketing promotion results. She’s also an expert at managing and presenting our clients online image.


Bart Mlodkowski
(312) 436-0224

With over 20 years of managerial experience, Bart achieves extraordinary results as a Quality Manager at Sites123. He’s one of the reasons our campaigns are so effective.


Angelica Lendzion
Human Resources / Accounting

Angie is our extraordinary accountant, responsible for management of finances and day to day operational expenses. She is also instrumental in selection of potential employees and on-boarding new members of our ever expanding team.


Adrian Mlodkowski
Marketing Specialist

Adrian is a veteran SEO marketing guru. He has active campaigns that have been running over five years. His clients tend to stay with us permanently. His innovative ideas are a major reason why our campaigns achieve such dramatic success.


Rafal Cegielski
Web Developer

Rafal is a web development ninja with a vast wealth of experience. His knowledge of programming languages and the speed at which he works is nearly superhuman, and occasionally sparks envy among his fellow programmers.


Mateusz Jarazny
Server Admin/Backend Programmer

Certified programmer, server, apps and network administrator with a Master in Computer Science. Mateusz creates advanced apps, maintains the backup, firewalls and web servers. He’s the technological glue that keeps it all together.

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