Blumberg Legal Supplies. Legal Forms. Professional Stationery. Document Assembly Software. Corporate Kits. Blumberg Excelsior, Inc. serves attorneys, law offices, legal assistants, paralegals and legal administrators with a vast line of products and services that improve law office efficiency. Main products are corporate kits, legal forms, index tabs, closing sets, will paper, will covers, will envelopes, time and billing systems, software and much more. Specials on Law Office Supplies For our current specials on law products, please visit www.Blumberg.com/specials.