Business Details
50+ Years
experience
Engineering & Planning Solutions in Oshawa
Established in 1973, D G Biddle & Associates Limited has built a reputation as a trusted multidisciplinary engineering and planning firm serving Southern Ontario. Our team of approximately 45 professionals, including engineers, planners, and technicians, delivers comprehensive services to private developers and government agencies. With expertise in civil, structural, mechanical, and electrical engineering, we specialize in land development, municipal infrastructure, and building design projects. Our commitment to quality is reflected in our adherence to Ontario Building Code standards and collaboration with regulatory authorities. Over five decades, we have cultivated deep local knowledge in the Durham Region, enabling tailored solutions that align with community needs. Our project coordination expertise streamlines approval processes, ensuring timely and cost-effective outcomes for clients.From stormwater management to noise impact studies, our technical proficiency addresses complex challenges across residential, commercial, and industrial sectors. We maintain active memberships in professional organizations such as Professional Engineers Ontario and the Canadian Institute of Planners, underscoring our dedication to industry excellence. Our track record includes landmark projects like the Modo Condominium Development and Taunton Health Centre, demonstrating our capacity to handle diverse assignments. By integrating innovative engineering practices with practical field experience, we consistently deliver solutions that balance technical rigor with real-world applicability. This enduring approach has solidified our position as a leading engineering consultancy in the region.
Services
Civil Engineering
Land Use Planning
Subdivision Development
Inspection Services
Building Design
Structural Engineering
Mechanical Engineering
Electrical Engineering
Water Resources Management
Environmental Noise Engineering
Details
- Year established: 1973
Highlights and features
- We offer 50+ years of engineering experience in Southern Ontario's regulatory environment
- Our multidisciplinary team handles complete project lifecycles from concept to construction
- We maintain active professional memberships ensuring code-compliant, up-to-date solutions
- Our in-house survey and inspection services guarantee project continuity
- We specialize in complex municipal approval processes for land development projects
Associations and certifications
- Professional Engineers Ontario
- Association of Consulting Engineering Companies
- Canadian Institute of Planners
Services
Civil Engineering
We deliver comprehensive civil engineering solutions including municipal infrastructure design, stormwater management, and road construction. Our team specializes in public sewer and water systems, site grading plans, and compliance with Ontario Building Code requirements. With decades of experience in Durham Region, we ensure projects meet regulatory standards while optimizing functionality and cost-efficiency for both private developers and government agencies.
Land Use Planning
Our land use planning services guide projects through complex approval processes including zoning amendments, site plan controls, and subdivision developments. We coordinate environmental studies, prepare planning justification reports, and provide professional representation at the Local Planning Appeal Tribunal. This service helps clients maximize development potential while meeting municipal requirements across Southern Ontario.
Subdivision Development
We manage complete subdivision projects from concept planning to final approvals. Our services include stormwater management design, municipal servicing reports, and coordination of regulatory agreements. We assist homebuilders with variances and grading issues while ensuring compliance with local secondary plans, delivering optimized development solutions for residential and commercial clients.
Inspection Services
Our inspection services ensure construction quality across civil infrastructure projects. We provide contract administration, tender document preparation, and field inspection for municipal roads, sewer systems, and site developments. With 30+ years of experience in Durham Region, we offer construction survey layout and project management services that maintain compliance with approved engineering plans and municipal standards.
Building Design
We offer building design services compliant with Ontario Building Code Part 3 and 9 requirements. Our expertise includes commercial and industrial structures, building condition assessments, and permit coordination. The team specializes in OBC-compliant designs for new constructions and renovations, ensuring safe, code-compliant structures that meet client needs across various sectors.
People
Michael Carswell
Senior Project Engineer
B.Eng., P.Eng. with extensive experience in municipal engineering projects. Specializes in infrastructure design and regulatory compliance. Leads complex engineering assignments while maintaining active professional licensure.
David Biddle
Vice President
B.E.Sc., P.Eng. with BCIN certification in structural design. Provides leadership in engineering standards and project approvals. Contributes decades of experience in structural systems analysis and building code compliance.
Robbie Larocque
Water Resources Manager
B.A.Sc., P.Eng. specializing in stormwater management and flood control planning. Oversees water resources projects ensuring environmental compliance and technical excellence in drainage solutions.
Michael Fry
Planning Manager
B.A.A., M.C.I.P., R.P.P. with expertise in land use planning and municipal approvals. Manages complex development applications and represents clients at planning tribunals across Ontario.
Geoff Osborne
Mechanical & Electrical Engineer
P.Eng., MBA, LEED AP professional with dual expertise in mechanical and electrical systems. Focuses on sustainable building solutions and code-compliant MEP designs for commercial developments.
Questions
What engineering services do you offer?
We provide civil, structural, mechanical, and electrical engineering services for land development, municipal infrastructure, and building projects across Southern Ontario.
Do you handle municipal approval processes?
Yes, we specialize in navigating municipal approval processes including zoning amendments, site plan approvals, and subdivision developments throughout Durham Region.
What planning services are available?
Our planning services include land use strategy, official plan amendments, development feasibility studies, and professional representation at planning tribunals.
Do you work on residential and commercial projects?
We handle both residential and commercial projects, from single-family subdivisions to large-scale industrial developments and institutional buildings.
What construction management services do you provide?
We offer contract administration, specification preparation, construction inspection, and survey layout services for municipal and private development projects.
Are you experienced with environmental engineering?
Yes, we conduct environmental noise studies, stormwater management planning, and erosion control design for residential and industrial developments.
