Four Seasons Environmental Inc.

Four Seasons Environmental Inc. is a for-profit Subchapter S Corporation based in Monroe, Ohio, that has been registered in SAM.gov since August 29, 2001, establishing itself as a long-standing federal contractor. The company specializes in comprehensive facility operations, maintenance, and support services for federal agencies across civilian and defense sectors. Four Seasons Environmental provides an extensive range of capabilities encompassing HVAC maintenance, electrical work, plumbing repairs, security system installations, lab repairs, specialized infrastructure upgrades, preventative maintenance, and emergency response services. The company serves as a trusted partner to multiple federal agencies requiring integrated facility management and infrastructure support solutions.

Four Seasons Environmental Inc. has secured numerous prime federal contract awards demonstrating its expertise across diverse facility types and service categories. The contractor has delivered operations and maintenance services to the Centers for Disease Control and Prevention facilities in Atlanta and Cincinnati, including a major $248.1 million delivery order awarded in December 2025 for comprehensive facility operations at the CDC's Atlanta facility through November 2030, as well as a $62.3 million contract for Atlanta operations and maintenance services. The company has performed extensive work at the Food and Drug Administration's Forensic Chemistry Center in Cincinnati under multiple task orders addressing building automation systems, biosafety level laboratory services, electrical upgrades, water system maintenance, flooring repairs, security installations, and infrastructure improvements. Four Seasons Environmental has also supported the Naval Sea Systems Command through multiple delivery orders covering equipment repairs, maintenance services, and facility upgrades at various installations. The company has executed contracts with the U.S. Air Force Materiel Command for housekeeping services, IT and telecommunications support, salvage operations, and equipment maintenance; with the Air National Guard for metal door replacements, HVAC system work, and facility repairs; with the U.S. Coast Guard for data call services and facility improvements; with the Defense Logistics Agency for HVAC and plumbing maintenance; and with the Department of Homeland Security for facility operations. Many of Four Seasons Environmental's awards have been designated as Total Small Business set-asides, reflecting its status as a small business contractor. The company's service delivery has consistently demonstrated technical proficiency across civilian agencies including the Department of Health and Human Services, General Services Administration, and the Department of Agriculture, as well as defense agencies throughout the Department of Defense.

Four Seasons Environmental Inc. maintains several significant federal contract Indefinite Delivery Vehicles providing the foundation for its expansive government service portfolio. The company holds two OASIS+ Multiple Award Contracts—one under the Total Small Business set-aside track and one under the unrestricted track—each carrying a $999,999,999,999.00 ceiling value and extending through December 2029, enabling the contractor to deliver comprehensive professional services across seven functional domains including management, technical engineering, environmental services, and facilities management to federal agencies government-wide. Four Seasons Environmental also holds a $50 million Blanket Purchase Agreement awarded by Naval Sea Systems Command in May 2025 for comprehensive facilities maintenance services through May 2030, designated as a Total Small Business set-aside under the GSA Multiple Award Schedule. The contractor maintains a $4.2 million Blanket Purchase Agreement with Naval Sea Systems Command through August 2029 for preventative maintenance and Title V services at various NAVSEA facilities. Additionally, Four Seasons Environmental holds an $8.7 million Blanket Purchase Agreement with the Department of Health and Human Services, Region 5, for operations and maintenance services at the FDA Federal Consolidated Campus in Cincinnati through May 2026, designated as a Total Small Business set-aside. These IDV vehicles, primarily structured under the General Services Administration's Multiple Award Schedule contracting vehicle, provide federal agencies with flexible procurement mechanisms to access Four Seasons Environmental's facility operations, maintenance, technical engineering, and infrastructure support capabilities on an as-needed basis throughout their respective performance periods.

Facility Operations and Maintenance Services, GSA FAC Schedule Contractor, Commissioning Services, DOE ESPC Energy Performance Savings Contractor