Vendor · #3968 by total payments to the State of Delaware

M&M Keller INC Air Quality Solutions

M&M Keller INC Air Quality Solutions has been paid $497,124 by the State of Delaware since FY2022, primarily through Higher Education's Del State Univ-Operations division.

-40% vs FY25Recent payments
$497K
total payments · FY22–FY26
22
23
24
25
26
Oct 1, 2021First payment
Jun 16, 2026Last payment
55Payments
0Documents
1Programs
1Agencies

Relationships

Programs

ProgramAgencyAmountYears
Del State Univ-Operations Higher Education $497,124 FY22–FY26

Money

Where it goes
By category
Other Professional Service
$272K
Building Materials
$119K
Building/Grounds Repair
$106K
Which pot of money
Delaware State University
$398K
Delaware State University
$99K
By fiscal year
FY22$75K
FY23$136K
FY24$108K
FY25$111K
FY26$67K
How the spending is booked 3 account lines
AccountAmountLine items
Other Professional Service$272,00430
Building Materials$119,04312
Building/Grounds Repair$106,07713

Fund and account lines come from the expenditure-detail dataset (source ↗), which itemizes payments at a finer grain than the checkbook.

Yearly totals — full table 5 fiscal years
Fiscal yearTotalChecks
FY22$75,4189
FY23$136,00414
FY24$108,05311
FY25$111,01912
FY26$66,6329
Browse every payment 55 checks →
Recent payments latest 15 checks
DateDepartmentCategoryAmount
Jun 16, 2026 Higher EducationOther Professional Service $10,200
Jun 11, 2026 Higher EducationOther Professional Service $5,143
Apr 21, 2026 Higher EducationOther Professional Service $14,485
Jan 5, 2026 Higher EducationBuilding/Grounds Repair $1,961
Jan 5, 2026 Higher EducationOther Professional Service $7,852
Sep 15, 2025 Higher EducationOther Professional Service $4,785
Sep 2, 2025 Higher EducationBuilding/Grounds Repair $3,131
Sep 2, 2025 Higher EducationBuilding/Grounds Repair $7,367
Jul 28, 2025 Higher EducationOther Professional Service $11,709
Feb 13, 2025 Higher EducationBuilding/Grounds Repair $10,646
Feb 12, 2025 Higher EducationBuilding/Grounds Repair $9,614
Feb 12, 2025 Higher EducationBuilding/Grounds Repair $7,374
Feb 3, 2025 Higher EducationBuilding/Grounds Repair $10,991
Feb 3, 2025 Higher EducationBuilding/Grounds Repair $10,209
Sep 5, 2024 Higher EducationBuilding/Grounds Repair $10,846

Source: State of Delaware checkbook · synced 2026-07-25. Open source dataset ↗

Source datasets

State checkbook (payments) · synced 2026-07-25 data.delaware.gov/d/5s6n-7hpx ↗