Tsontos, Michael M., S.A.
Tsontos, Michael M., S.A. received $7.8M in federal prime contract obligations in the 12 months ending Oct 5, 2026, up 208.9% from $2.5M the year before, and $27.6M since FY2022. Its largest customer is the Department of Defense.
See 3 contracts ending in the next 18 months ↓Contractor details
- Unique Entity ID (UEI)
- K6MQCH7JB7L8
- CAGE code
- G1851
- Headquarters
- Chania, GRC
- Business size
- Other Than Small Business
As recorded on this UEI's most recent prime contract action in USAspending.gov. Confirm current registration and certifications in SAM.gov.
Obligations by fiscal year
Net prime contract obligations by federal fiscal year.
Top agencies
Funding agencies ranked by obligations since FY2022.
| Funding agency | Latest 12 mo | Since FY2022 |
|---|---|---|
| Department of Defense | $7.8M | $27.6M |
Top NAICS codes
Industry codes agencies recorded on this contractor's awards, since FY2022.
| NAICS | Industry | Latest 12 mo | Since FY2022 |
|---|---|---|---|
| 236220 | Commercial and Institutional Building Construction | $7.8M | $27.6M |
What it sells
Product and service codes (PSC) on this contractor's awards, since FY2022.
| PSC | Description | Since FY2022 |
|---|---|---|
| Z2AA | Repair or Alteration of Office Buildings | $6.8M |
| Z2LC | Repair or Alteration of Tunnels and Subsurface Structures | $4.4M |
| J049 | Maint/Repair/Rebuild of Equipment- Maintenance and Repair Shop Equipment | $3.0M |
| Y1NZ | Construction of Other Utilities | $2.9M |
| J012 | Maint/Repair/Rebuild of Equipment- Fire Control Equipment | $2.2M |
| J061 | Maint/Repair/Rebuild of Equipment- Electric Wire and Power Distribution Equipment | $1.6M |
Contracts ending in the next 18 months
This contractor's largest awards whose current period of performance ends soon. Options and extensions often move these dates.
| Award | Agency | Obligated | Current end |
|---|---|---|---|
| N3319125F6162 | Department of Defense STORM WATER REPAIRS, VARIOUS LOCATIONS NSA SOUDA BAY, MARATHI K14 PIER | $474K | Nov 20, 2026 |
| N3319124F4213 | Department of Defense X085 CONSTRUCTION CONTRACT FOR CONSTRUCTION SERVICES FOR THE P676 | $6.6M | Apr 28, 2027 |
| N3319125F6208 | Department of Defense PROVIDE A NEW BASE-WIDE RADIO TYPE FIRE REPORTING SYSTEM, IAW THE RFP ISSUED ON 14 AUGUST 2025, INCLUDING PPIS 01 TROUGH 10, TSONTOS PROPOSAL, DATED 12 SEPTEMBER 2025, AND THE… | $1.7M | Sep 25, 2027 |
Recent awards
This contractor's newest prime contract awards, most recent first.
| Award | Agency | Obligated | Awarded |
|---|---|---|---|
| N3319126F0086 | Department of Defense RENOVATE YK-9 ORDNANCE TUNNEL AND PROVIDE A CONCRETE APRON TO SUPPORT THE RECEIPT, STORAGE, AND ISSUANCE OF ORDNANCE, IAW THE ENCLOSED CONFORMED COPY OF THE SOW, TSONTOS FPR,… | $4.4M | Mar 31, 2026 |
| N3319126F0067 | Department of Defense PROVISION OF TWENTY (20) EXPEDITIONARY BUNKERS AT VARIOUS LOCATIONS AT NSA SOUDA BAY AND MARATHI K9 AND K14 PIER. OPERATION EPIC FURY. | $2.8M | Mar 13, 2026 |
| N3319126F0019 | Department of Defense THIS IS A DESIGN/BUILD EFFORT THAT CLEANS, CALIBRATES, REPAIRS, REPLACES OR INSTALLS AS NEW FUEL STORAGE TANK RELATED SYSTEMS THAT ARE NOT COMPLIANT AT VARIOUS FACILITIES… | $412K | Dec 30, 2025 |
| N3319125F6208 | Department of Defense PROVIDE A NEW BASE-WIDE RADIO TYPE FIRE REPORTING SYSTEM, IAW THE RFP ISSUED ON 14 AUGUST 2025, INCLUDING PPIS 01 TROUGH 10, TSONTOS PROPOSAL, DATED 12 SEPTEMBER 2025, AND THE… | $1.7M | Sep 19, 2025 |
| N3319125F6205 | Department of Defense B50 - REPLACE EXTERIOR DOUBLE SLIDING DOOR IAW THE RFP ISSUED ON 2 SEPTEMBER 2025, TSONTOS PROPOSAL DATED 9 SEPTEMBER 2025, AND THE TERMS AND CONDITIONS OF THE BASIC IDIQ. | $52K | Sep 19, 2025 |
| N3319125F6200 | Department of Defense INDEFINITE DELIVERY INDEFINITE QUANTITY (IDIQ) MULTIPLE AWARD CONSTRUCTION CONTRACT (MACC) SOUDA BAY, GREECE (MINIMUM GUARANTEE) | $5K | Sep 18, 2025 |
| N3319125F6162 | Department of Defense STORM WATER REPAIRS, VARIOUS LOCATIONS NSA SOUDA BAY, MARATHI K14 PIER | $474K | Sep 8, 2025 |
| N3319125F0055 | Department of Defense UPGRADE DOG KENNEL FACILITY (B90) AND SURROUNDING FENCED OPEN YARD AREA, AT THE NSA SOUDA BAY INSTALLATION, CRETE, GREECE; IAW THE ENCLOSED SOW (10 JUL 2025), TSONTOS FINAL… | $127K | Aug 9, 2025 |
Prime contracts (award types A–D) from USAspending.gov through Oct 5, 2026. Subcontracts are not included. Net obligations include deobligations and corrections.
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