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2026 BOOK OF LISTS | HARTFORDBUSINESS.COM 77 R E A L E S TAT E LARGEST COMMERCIAL CONTRACTORS IN GREATER HARTFORD Ranked by number of local employees Associated Builders, Inc. Sving CT 30 Yes! FOR OVER ABuilders.com • (413) 536 - 0021 • 4 INDUSTRIAL DRIVE, SOUTH HADLEY, MA 01075 Commercial • Industrial • Auto • Healthcare BRAMAN CHEMICAL, BLOOMFIELD, CT Largest commercial contractors in Greater Hartford Ranked by number of local employees Services Contractor Local employees/ total employees/ 2024 revenue General contractor Specialty contractor Construction management Design + build Civil construction Project completed in 2024/ description/ value/ date completed Top executive 1 Ferguson 112 Northwest Drive, Plainville 06062 860-747-4566 • fergusoncontractors.com 250 (1) 275 (1) $90 million (2) • N/A Ryan L. Ferguson President 2 Consigli Building Group Inc. 100 Allyn St., Hartford 06103 860-741-9850 • consigli.com 126 2,500 $4 billion • • • • • N/A Anthony Consigli CEO Matthew Consigli President 3 KBE Building Corp. 76 Batterson Park Road, Farmington 06032 860-284-7400 • kbebuilding.com 109 127 $323 million • • • Connecticut Hall, UConn South Campus, Storrs Design-builder & constructor for new residences and dining hall, 280,000-square-foot, seven-story residence hall with 657 beds, 500-seat dining hall, game rooms, seminar & meeting rooms and multi-purpose spaces $181,910,637 July 2024 Mike Kolakowski President & CEO 4 All State Construction Inc. 449 Cooke St., Farmington 06032 860-678-0678 • allstateconstructioninc.com 100 100 $48 million • • • Total Mortgage Arena, Bridgeport Complete replacement of rooftop-mounted air handling & ena and concourse $12,000,000 Dec. 2024 Marc Pare CEO Pete Pare President 5 Gilbane Building Co. 208 New London Turnpike, Glastonbury 06033 860-368-5100 • gilbaneco.com 90 3,145 $8 billion • • Kline Tower Renovation, Yale University, New Haven T esearch, teaching and collaboration space N/A Sept. 2024 Eric Cushman Business leader 6 Downes Construction Co. 200 Stanley St., New Britain 06051 860-229-3755 • downesco.com 80 N/A $200 million • • • Windham High School, Willimantic Upgrades to 225,000-square-foot high school, with aging infrastructure and academic program design $100,000,000 N/A David Patrick President & CEO Tom Romagnoli Executive vice president 7 The Associated Construction Co. 55 Airport Road, Suite 206, Hartford 06114 860-296-4114 • accgc.com 60 60 $75 million • • • Kelson Row, Rocky Hill Multifamily, mixed-use development $59,000,000 Aug. 2024 Joseph D. Jankowski President Kevin McConnell Vice president 8 Bartlett Brainard Eacott Inc. 70 Grif 06002 860-242-5565 • bbeinc.com 55 (3) 60 (3) $100 million (2) • • • N/A Thomas M. Panczner President & CEO 9 O&G Industries Inc. 207 Main St., Suite 200, Hartford 06106 860-489-9261 • ogind.com 50 834 N/A • • • • • Farmington High School New, three-story, 236,000-square-foot high school to replace old school on same campus $145,300,000 Aug. 2024 David Oneglia President 10 A/Z Corp., a Cianbro Co. (4) 242 Trumbull St., 2nd Floor, Hartford 06103 800-400-2420 • a-zcorp.com 45 (3) 560 (3) $320 million (2) • • • • • N/A Greg Cox President 11 Network Interiors Inc. 55 Robert Jackson Way, Plainville 06062 860-793-1188 • network-interiors.com 43 43 $10 million • • The Grove Residence Hall, Quinnipiac University, Hamden New, four-story, 111,000-square-foot residence hall $9,277,000 July 2024 Melissa C. Sheffy President 12 PDS Engineering & Construction Inc. 107 Old Windsor Road, 06002 860-242-8586 • pdsec.com 40 N/A $70 million • • • • Burns Latino Studies Academy, Hartford School renovation $46,000,000 Dec. 2025 Bill Jodice President 13 Olsen Construction Services 21 Deming Road, Berlin 06037 860-610-1093 • olsencs.com 31 31 $61 million • • • • • Site & facility hardening project $14,500,000 Dec. 2024 Nick Olsen President Frank Maruca Executive vice president 14 Fortunato Construction Group 99 Old Brickyard Lane, Suite 10, Kensington 06037 860-829-1411 • fortunatoconstruction.com 28 28 $56 million • • • Bridgestone Firestone, Avon New, ground up retail and mechanic shop $2,800,000 March 2024 Lindsey G. Fortunato President & CEO 15 Construx Co. LLC 10 Sequassen St., Hartford 06106 860-709-9280 • construxco.com 9 9 $7 million • • • Academy of Computer Science & Engineering Middle School, East Hartford Site-wide renovations and revitalizations with paving, drainage, lighting, enhanced security infrastructure, masonry restoration, railing & structural repairs and full exterior refresh $2,500,000 Jan. 2025 Laurence Mason President Source: Each contractor via survey as of Q2 2025. Note: Farmington's FIP Construction no longer discloses data for the list. N/A = Not available. (1) Data from 2024 survey. (2) Revenue for 2023. (3) Data from HBJ's 2024 survey. (4) Headquartered in North Stonington. -Compiled by: Stephanie R. Meagher, research@nebusinessmedia.com Largest commercial contractors in Greater Hartford Ranked by number of local employees Services Contractor Local employees/ total employees/ 2024 revenue General contractor Specialty contractor Construction management Design + build Civil construction Project completed in 2024/ description/ value/ date completed Top executive 1 Ferguson 112 Northwest Drive, Plainville 06062 860-747-4566 • fergusoncontractors.com 250 (1) 275 (1) $90 million (2) • N/A Ryan L. Ferguson President 2 Consigli Building Group Inc. 100 Allyn St., Hartford 06103 860-741-9850 • consigli.com 126 2,500 $4 billion • • • • • N/A Anthony Consigli CEO Matthew Consigli President 3 KBE Building Corp. 76 Batterson Park Road, Farmington 06032 860-284-7400 • kbebuilding.com 109 127 $323 million • • • Connecticut Hall, UConn South Campus, Storrs Design-builder & constructor for new residences and dining hall, 280,000-square-foot, seven-story residence hall with 657 beds, 500-seat dining hall, game rooms, seminar & meeting rooms and multi-purpose spaces $181,910,637 July 2024 Mike Kolakowski President & CEO 4 All State Construction Inc. 449 Cooke St., Farmington 06032 860-678-0678 • allstateconstructioninc.com 100 100 $48 million • • • Total Mortgage Arena, Bridgeport Complete replacement of rooftop-mounted air handling & ena and concourse $12,000,000 Dec. 2024 Marc Pare CEO Pete Pare President 5 Gilbane Building Co. 208 New London Turnpike, Glastonbury 06033 860-368-5100 • gilbaneco.com 90 3,145 $8 billion • • Kline Tower Renovation, Yale University, New Haven T esearch, teaching and collaboration space N/A Sept. 2024 Eric Cushman Business leader 6 Downes Construction Co. 200 Stanley St., New Britain 06051 860-229-3755 • downesco.com 80 N/A $200 million • • • Windham High School, Willimantic Upgrades to 225,000-square-foot high school, with aging infrastructure and academic program design $100,000,000 N/A David Patrick President & CEO Tom Romagnoli Executive vice president 7 The Associated Construction Co. 55 Airport Road, Suite 206, Hartford 06114 860-296-4114 • accgc.com 60 60 $75 million • • • Kelson Row, Rocky Hill Multifamily, mixed-use development $59,000,000 Aug. 2024 Joseph D. Jankowski President Kevin McConnell Vice president 8 Bartlett Brainard Eacott Inc. 70 Grif 06002 860-242-5565 • bbeinc.com 55 (3) 60 (3) $100 million (2) • • • N/A Thomas M. Panczner President & CEO 9 O&G Industries Inc. 207 Main St., Suite 200, Hartford 06106 860-489-9261 • ogind.com 50 834 N/A • • • • • Farmington High School New, three-story, 236,000-square-foot high school to replace old school on same campus $145,300,000 Aug. 2024 David Oneglia President 10 A/Z Corp., a Cianbro Co. (4) 242 Trumbull St., 2nd Floor, Hartford 06103 800-400-2420 • a-zcorp.com 45 (3) 560 (3) $320 million (2) • • • • • N/A Greg Cox President 11 Network Interiors Inc. 55 Robert Jackson Way, Plainville 06062 860-793-1188 • network-interiors.com 43 43 $10 million • • The Grove Residence Hall, Quinnipiac University, Hamden New, four-story, 111,000-square-foot residence hall $9,277,000 July 2024 Melissa C. Sheffy President 12 PDS Engineering & Construction Inc. 107 Old Windsor Road, 06002 860-242-8586 • pdsec.com 40 N/A $70 million • • • • Burns Latino Studies Academy, Hartford School renovation $46,000,000 Dec. 2025 Bill Jodice President 13 Olsen Construction Services 21 Deming Road, Berlin 06037 860-610-1093 • olsencs.com 31 31 $61 million • • • • • Site & facility hardening project $14,500,000 Dec. 2024 Nick Olsen President Frank Maruca Executive vice president 14 Fortunato Construction Group 99 Old Brickyard Lane, Suite 10, Kensington 06037 860-829-1411 • fortunatoconstruction.com 28 28 $56 million • • • Bridgestone Firestone, Avon New, ground up retail and mechanic shop $2,800,000 March 2024 Lindsey G. Fortunato President & CEO 15 Construx Co. LLC 10 Sequassen St., Hartford 06106 860-709-9280 • construxco.com 9 9 $7 million • • • Academy of Computer Science & Engineering Middle School, East Hartford Site-wide renovations and revitalizations with paving, drainage, lighting, enhanced security infrastructure, masonry restoration, railing & structural repairs and full exterior refresh $2,500,000 Jan. 2025 Laurence Mason President Source: Each contractor via survey as of Q2 2025. Note: Farmington's FIP Construction no longer discloses data for the list. N/A = Not available. (1) Data from 2024 survey. (2) Revenue for 2023. (3) Data from HBJ's 2024 survey. (4) Headquartered in North Stonington. -Compiled by: Stephanie R. Meagher, research@nebusinessmedia.com