When a company has an an extreme number of hard inquiries on business credit, it will factor into their scores and drop them. (northshoreadvisory.com)
As for the effects of hard inquiries on scoring in my experience the impact is minimal. (speakingofcredit.com)
You will want to submit all your credit applications within a week or two, since these will count as hard inquiries on your credit report, which can temporarily lower your score. (ifsautoloans.com)