Our NIGP codes

910-39-00 Janitorial Services

910-39-57  Custodial Services

952-56-00 Housekeeping Services

958-63-00 Janitorial Management Services


dchd-logo-2Section 3 Business Concern Certification(S3BC)

S3B Concern Number 12-11-160

OM-OB is now a certified S3BC (Section 3 Business Concern) with the Department of Housing and Community Development.

Maryland Small Business Reserve (SBR)

Certificate Number: SB12-5088

Our NGIP Code

910-39 Janitorial/Custodial Services