Hired Royal Work Corp. after receiving quotes from other top firms in the city. The staffs are extremely responsive. They even returned my call where I did not leave a message. Nazar provided a very fair, he was greatly knowledgeable about his product and honest.
Rudolf and his guy went above and beyond, finished the job quickly, cleanly, and efficiently. They finished the job today, I am yet to see if the waterproofing is effective (probably takes a few months after some heavy rainfalls). I am well covered since the price comes with 25 years warranty.
I would definitely recommend Royal Work!